Document name (#21927)

* Use DSRN version 1.7.0-beta-25631

* Fill in missing document entries in PDB tests

* Update pdb to xml converter to 1.1.0-beta1-62106-02

build/Targets/Packages.props

@@ -36,8 +36,8 @@
     <MicrosoftDiagnosticsRuntimeVersion>0.8.31-beta</MicrosoftDiagnosticsRuntimeVersion>
     <MicrosoftDiagnosticsTracingTraceEventVersion>1.0.35</MicrosoftDiagnosticsTracingTraceEventVersion>
     <MicrosoftDiaSymReaderVersion>1.2.0-beta1-62008-01</MicrosoftDiaSymReaderVersion>
-    <MicrosoftDiaSymReaderConverterXmlVersion>1.1.0-beta1-62016-01</MicrosoftDiaSymReaderConverterXmlVersion>
-    <MicrosoftDiaSymReaderNativeVersion>1.7.0-private-25621</MicrosoftDiaSymReaderNativeVersion>
+    <MicrosoftDiaSymReaderConverterXmlVersion>1.1.0-beta1-62106-02</MicrosoftDiaSymReaderConverterXmlVersion>
+    <MicrosoftDiaSymReaderNativeVersion>1.7.0-beta-25631</MicrosoftDiaSymReaderNativeVersion>
     <MicrosoftDiaSymReaderPortablePdbVersion>1.4.0-beta1-62016-01</MicrosoftDiaSymReaderPortablePdbVersion>
     <MicrosoftDotNetIBCMerge>4.7.2-alpha-00001</MicrosoftDotNetIBCMerge>
     <MicrosoftDotNetVersionToolsVersion>1.0.27-prerelease-01811-02</MicrosoftDotNetVersionToolsVersion>

src/Compilers/CSharp/Test/Emit/CodeGen/CodeGenAsyncEHTests.cs

@@ -955,6 +955,9 @@ public static void Main()
 
             v.VerifyPdb("Test.G", @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <entryPoint declaringType=""Test"" methodName=""Main"" />
   <methods>
     <method containingType=""Test"" name=""G"">

src/Compilers/CSharp/Test/Emit/CodeGen/CodeGenAsyncLocalsTests.cs

@@ -334,6 +334,9 @@ public async Task M(IDisposable disposable)
 
             vd.VerifyPdb("C.M", @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""M"" parameterNames=""disposable"">
       <customDebugInfo>

src/Compilers/CSharp/Test/Emit/CodeGen/SwitchTests.cs

@@ -9566,6 +9566,9 @@ .maxstack  2
             );
             compVerifier.VerifyPdb(
 @"<symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <entryPoint declaringType=""Program"" methodName=""Main"" />
   <methods>
     <method containingType=""Program"" name=""Main"">
@@ -9575,8 +9578,8 @@ .maxstack  2
         </using>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""5"" startColumn=""5"" endLine=""5"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""6"" startColumn=""5"" endLine=""6"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""5"" startColumn=""5"" endLine=""5"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""6"" startColumn=""5"" endLine=""6"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x2"">
         <namespace name=""System"" />
@@ -9597,30 +9600,30 @@ .maxstack  2
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""9"" startColumn=""5"" endLine=""9"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""19"" />
-        <entry offset=""0x4"" hidden=""true"" />
-        <entry offset=""0xa4"" hidden=""true"" />
-        <entry offset=""0xa6"" startLine=""12"" startColumn=""24"" endLine=""12"" endColumn=""30"" />
-        <entry offset=""0xb2"" startLine=""12"" startColumn=""32"" endLine=""12"" endColumn=""38"" />
-        <entry offset=""0xb4"" startLine=""13"" startColumn=""24"" endLine=""13"" endColumn=""30"" />
-        <entry offset=""0xc0"" startLine=""13"" startColumn=""32"" endLine=""13"" endColumn=""38"" />
-        <entry offset=""0xc2"" hidden=""true"" />
-        <entry offset=""0xc4"" startLine=""14"" startColumn=""24"" endLine=""14"" endColumn=""30"" />
-        <entry offset=""0xcd"" startLine=""14"" startColumn=""32"" endLine=""14"" endColumn=""38"" />
-        <entry offset=""0xcf"" startLine=""15"" startColumn=""24"" endLine=""15"" endColumn=""30"" />
-        <entry offset=""0xdb"" startLine=""15"" startColumn=""32"" endLine=""15"" endColumn=""38"" />
-        <entry offset=""0xdd"" hidden=""true"" />
-        <entry offset=""0xe0"" startLine=""16"" startColumn=""24"" endLine=""16"" endColumn=""30"" />
-        <entry offset=""0xe9"" startLine=""16"" startColumn=""32"" endLine=""16"" endColumn=""38"" />
-        <entry offset=""0xeb"" startLine=""17"" startColumn=""24"" endLine=""17"" endColumn=""30"" />
-        <entry offset=""0xf4"" startLine=""17"" startColumn=""32"" endLine=""17"" endColumn=""38"" />
-        <entry offset=""0xf6"" hidden=""true"" />
-        <entry offset=""0xf9"" startLine=""18"" startColumn=""24"" endLine=""18"" endColumn=""30"" />
-        <entry offset=""0x102"" startLine=""18"" startColumn=""32"" endLine=""18"" endColumn=""38"" />
-        <entry offset=""0x104"" startLine=""19"" startColumn=""24"" endLine=""19"" endColumn=""30"" />
-        <entry offset=""0x10d"" startLine=""19"" startColumn=""32"" endLine=""19"" endColumn=""38"" />
-        <entry offset=""0x10f"" startLine=""21"" startColumn=""5"" endLine=""21"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""9"" startColumn=""5"" endLine=""9"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""19"" document=""1"" />
+        <entry offset=""0x4"" hidden=""true"" document=""1"" />
+        <entry offset=""0xa4"" hidden=""true"" document=""1"" />
+        <entry offset=""0xa6"" startLine=""12"" startColumn=""24"" endLine=""12"" endColumn=""30"" document=""1"" />
+        <entry offset=""0xb2"" startLine=""12"" startColumn=""32"" endLine=""12"" endColumn=""38"" document=""1"" />
+        <entry offset=""0xb4"" startLine=""13"" startColumn=""24"" endLine=""13"" endColumn=""30"" document=""1"" />
+        <entry offset=""0xc0"" startLine=""13"" startColumn=""32"" endLine=""13"" endColumn=""38"" document=""1"" />
+        <entry offset=""0xc2"" hidden=""true"" document=""1"" />
+        <entry offset=""0xc4"" startLine=""14"" startColumn=""24"" endLine=""14"" endColumn=""30"" document=""1"" />
+        <entry offset=""0xcd"" startLine=""14"" startColumn=""32"" endLine=""14"" endColumn=""38"" document=""1"" />
+        <entry offset=""0xcf"" startLine=""15"" startColumn=""24"" endLine=""15"" endColumn=""30"" document=""1"" />
+        <entry offset=""0xdb"" startLine=""15"" startColumn=""32"" endLine=""15"" endColumn=""38"" document=""1"" />
+        <entry offset=""0xdd"" hidden=""true"" document=""1"" />
+        <entry offset=""0xe0"" startLine=""16"" startColumn=""24"" endLine=""16"" endColumn=""30"" document=""1"" />
+        <entry offset=""0xe9"" startLine=""16"" startColumn=""32"" endLine=""16"" endColumn=""38"" document=""1"" />
+        <entry offset=""0xeb"" startLine=""17"" startColumn=""24"" endLine=""17"" endColumn=""30"" document=""1"" />
+        <entry offset=""0xf4"" startLine=""17"" startColumn=""32"" endLine=""17"" endColumn=""38"" document=""1"" />
+        <entry offset=""0xf6"" hidden=""true"" document=""1"" />
+        <entry offset=""0xf9"" startLine=""18"" startColumn=""24"" endLine=""18"" endColumn=""30"" document=""1"" />
+        <entry offset=""0x102"" startLine=""18"" startColumn=""32"" endLine=""18"" endColumn=""38"" document=""1"" />
+        <entry offset=""0x104"" startLine=""19"" startColumn=""24"" endLine=""19"" endColumn=""30"" document=""1"" />
+        <entry offset=""0x10d"" startLine=""19"" startColumn=""32"" endLine=""19"" endColumn=""38"" document=""1"" />
+        <entry offset=""0x10f"" startLine=""21"" startColumn=""5"" endLine=""21"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x110"">
         <scope startOffset=""0xa4"" endOffset=""0xb4"">
@@ -9642,7 +9645,7 @@ .maxstack  2
         <forward declaringType=""Program"" methodName=""Main"" />
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""27"" />
+        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""27"" document=""1"" />
       </sequencePoints>
     </method>
   </methods>

src/Compilers/CSharp/Test/Emit/Emit/EditAndContinue/EditAndContinueStateMachineTests.cs

@@ -1043,7 +1043,11 @@ .maxstack  3
 }
 ", sequencePoints: "C+<F>d__0.MoveNext");
 
-                    v0.VerifyPdb("C+<F>d__0.MoveNext", @"<symbols>
+                    v0.VerifyPdb("C+<F>d__0.MoveNext", @"
+<symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C+&lt;F&gt;d__0"" name=""MoveNext"">
       <customDebugInfo>
@@ -1059,15 +1063,15 @@ .maxstack  3
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" hidden=""true"" />
-        <entry offset=""0x7"" hidden=""true"" />
-        <entry offset=""0xe"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" />
-        <entry offset=""0xf"" startLine=""8"" startColumn=""9"" endLine=""8"" endColumn=""34"" />
-        <entry offset=""0x1b"" hidden=""true"" />
-        <entry offset=""0x6c"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""18"" />
-        <entry offset=""0x70"" hidden=""true"" />
-        <entry offset=""0x8a"" startLine=""10"" startColumn=""5"" endLine=""10"" endColumn=""6"" />
-        <entry offset=""0x92"" hidden=""true"" />
+        <entry offset=""0x0"" hidden=""true"" document=""1"" />
+        <entry offset=""0x7"" hidden=""true"" document=""1"" />
+        <entry offset=""0xe"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" document=""1"" />
+        <entry offset=""0xf"" startLine=""8"" startColumn=""9"" endLine=""8"" endColumn=""34"" document=""1"" />
+        <entry offset=""0x1b"" hidden=""true"" document=""1"" />
+        <entry offset=""0x6c"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""18"" document=""1"" />
+        <entry offset=""0x70"" hidden=""true"" document=""1"" />
+        <entry offset=""0x8a"" startLine=""10"" startColumn=""5"" endLine=""10"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x92"" hidden=""true"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0xa0"">
         <namespace name=""System.Threading.Tasks"" />

src/Compilers/CSharp/Test/Emit/Emit/EditAndContinue/EditAndContinueTests.cs

@@ -3451,6 +3451,9 @@ .maxstack  1
 }");
             diff1.VerifyPdb(new[] { 0x06000001, 0x06000002, 0x06000003, 0x06000004 }, @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method token=""0x6000003"">
       <customDebugInfo>
@@ -3459,13 +3462,13 @@ .maxstack  1
         </using>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""9"" startColumn=""5"" endLine=""9"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""19"" />
-        <entry offset=""0x7"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""22"" />
-        <entry offset=""0xd"" startLine=""12"" startColumn=""9"" endLine=""12"" endColumn=""24"" />
-        <entry offset=""0x14"" startLine=""13"" startColumn=""9"" endLine=""13"" endColumn=""14"" />
-        <entry offset=""0x1c"" startLine=""14"" startColumn=""9"" endLine=""14"" endColumn=""14"" />
-        <entry offset=""0x23"" startLine=""15"" startColumn=""5"" endLine=""15"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""9"" startColumn=""5"" endLine=""9"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""19"" document=""1"" />
+        <entry offset=""0x7"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""22"" document=""1"" />
+        <entry offset=""0xd"" startLine=""12"" startColumn=""9"" endLine=""12"" endColumn=""24"" document=""1"" />
+        <entry offset=""0x14"" startLine=""13"" startColumn=""9"" endLine=""13"" endColumn=""14"" document=""1"" />
+        <entry offset=""0x1c"" startLine=""14"" startColumn=""9"" endLine=""14"" endColumn=""14"" document=""1"" />
+        <entry offset=""0x23"" startLine=""15"" startColumn=""5"" endLine=""15"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x24"">
         <local name=""z"" il_index=""3"" il_start=""0x0"" il_end=""0x24"" attributes=""0"" />
@@ -3505,6 +3508,9 @@ .maxstack  1
 
             diff2.VerifyPdb(new[] { 0x06000001, 0x06000002, 0x06000003, 0x06000004 }, @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method token=""0x6000003"">
       <customDebugInfo>
@@ -3513,12 +3519,12 @@ .maxstack  1
         </using>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""9"" startColumn=""5"" endLine=""9"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""24"" />
-        <entry offset=""0x8"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""19"" />
-        <entry offset=""0xe"" startLine=""12"" startColumn=""9"" endLine=""12"" endColumn=""14"" />
-        <entry offset=""0x16"" startLine=""13"" startColumn=""9"" endLine=""13"" endColumn=""14"" />
-        <entry offset=""0x1d"" startLine=""14"" startColumn=""5"" endLine=""14"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""9"" startColumn=""5"" endLine=""9"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""24"" document=""1"" />
+        <entry offset=""0x8"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""19"" document=""1"" />
+        <entry offset=""0xe"" startLine=""12"" startColumn=""9"" endLine=""12"" endColumn=""14"" document=""1"" />
+        <entry offset=""0x16"" startLine=""13"" startColumn=""9"" endLine=""13"" endColumn=""14"" document=""1"" />
+        <entry offset=""0x1d"" startLine=""14"" startColumn=""5"" endLine=""14"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x1e"">
         <local name=""x"" il_index=""5"" il_start=""0x0"" il_end=""0x1e"" attributes=""0"" />
@@ -3559,6 +3565,9 @@ .maxstack  1
 }");
             diff3.VerifyPdb(new[] { 0x06000001, 0x06000002, 0x06000003, 0x06000004 }, @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method token=""0x6000004"">
       <customDebugInfo>
@@ -3567,12 +3576,12 @@ .maxstack  1
         </using>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""16"" startColumn=""5"" endLine=""16"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""17"" startColumn=""9"" endLine=""17"" endColumn=""24"" />
-        <entry offset=""0x7"" startLine=""18"" startColumn=""9"" endLine=""18"" endColumn=""24"" />
-        <entry offset=""0xd"" startLine=""19"" startColumn=""9"" endLine=""19"" endColumn=""14"" />
-        <entry offset=""0x14"" startLine=""20"" startColumn=""9"" endLine=""20"" endColumn=""14"" />
-        <entry offset=""0x1b"" startLine=""21"" startColumn=""5"" endLine=""21"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""16"" startColumn=""5"" endLine=""16"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""17"" startColumn=""9"" endLine=""17"" endColumn=""24"" document=""1"" />
+        <entry offset=""0x7"" startLine=""18"" startColumn=""9"" endLine=""18"" endColumn=""24"" document=""1"" />
+        <entry offset=""0xd"" startLine=""19"" startColumn=""9"" endLine=""19"" endColumn=""14"" document=""1"" />
+        <entry offset=""0x14"" startLine=""20"" startColumn=""9"" endLine=""20"" endColumn=""14"" document=""1"" />
+        <entry offset=""0x1b"" startLine=""21"" startColumn=""5"" endLine=""21"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x1c"">
         <local name=""c"" il_index=""2"" il_start=""0x0"" il_end=""0x1c"" attributes=""0"" />
@@ -3645,6 +3654,9 @@ .maxstack  1
 }");
             diff2.VerifyPdb(new[] { 0x06000002 }, @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method token=""0x6000002"">
       <customDebugInfo>
@@ -3653,10 +3665,10 @@ .maxstack  1
         </using>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""4"" startColumn=""5"" endLine=""4"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""5"" startColumn=""9"" endLine=""5"" endColumn=""19"" />
-        <entry offset=""0x3"" startLine=""6"" startColumn=""9"" endLine=""6"" endColumn=""30"" />
-        <entry offset=""0x9"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""4"" startColumn=""5"" endLine=""4"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""5"" startColumn=""9"" endLine=""5"" endColumn=""19"" document=""1"" />
+        <entry offset=""0x3"" startLine=""6"" startColumn=""9"" endLine=""6"" endColumn=""30"" document=""1"" />
+        <entry offset=""0x9"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0xa"">
         <local name=""a"" il_index=""2"" il_start=""0x0"" il_end=""0xa"" attributes=""0"" />

src/Compilers/CSharp/Test/Emit/Emit/EditAndContinue/LocalSlotMappingTests.cs

@@ -181,7 +181,11 @@ .maxstack  2
   IL_004a:  ret
 }
 ");
-            v0.VerifyPdb("C.M", @"<symbols>
+            v0.VerifyPdb("C.M", @"
+<symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""M"">
       <customDebugInfo>
@@ -198,26 +202,26 @@ .maxstack  2
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""8"" startColumn=""14"" endLine=""8"" endColumn=""23"" />
-        <entry offset=""0x3"" hidden=""true"" />
-        <entry offset=""0x5"" startLine=""8"" startColumn=""37"" endLine=""8"" endColumn=""58"" />
-        <entry offset=""0xc"" startLine=""8"" startColumn=""32"" endLine=""8"" endColumn=""35"" />
-        <entry offset=""0x10"" startLine=""8"" startColumn=""25"" endLine=""8"" endColumn=""30"" />
-        <entry offset=""0x15"" hidden=""true"" />
-        <entry offset=""0x18"" startLine=""9"" startColumn=""14"" endLine=""9"" endColumn=""23"" />
-        <entry offset=""0x1a"" hidden=""true"" />
-        <entry offset=""0x1c"" startLine=""9"" startColumn=""37"" endLine=""9"" endColumn=""58"" />
-        <entry offset=""0x23"" startLine=""9"" startColumn=""32"" endLine=""9"" endColumn=""35"" />
-        <entry offset=""0x27"" startLine=""9"" startColumn=""25"" endLine=""9"" endColumn=""30"" />
-        <entry offset=""0x2d"" hidden=""true"" />
-        <entry offset=""0x31"" startLine=""12"" startColumn=""14"" endLine=""12"" endColumn=""19"" />
-        <entry offset=""0x33"" hidden=""true"" />
-        <entry offset=""0x35"" startLine=""12"" startColumn=""33"" endLine=""12"" endColumn=""54"" />
-        <entry offset=""0x3c"" startLine=""12"" startColumn=""28"" endLine=""12"" endColumn=""31"" />
-        <entry offset=""0x40"" startLine=""12"" startColumn=""21"" endLine=""12"" endColumn=""26"" />
-        <entry offset=""0x46"" hidden=""true"" />
-        <entry offset=""0x4a"" startLine=""13"" startColumn=""5"" endLine=""13"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""8"" startColumn=""14"" endLine=""8"" endColumn=""23"" document=""1"" />
+        <entry offset=""0x3"" hidden=""true"" document=""1"" />
+        <entry offset=""0x5"" startLine=""8"" startColumn=""37"" endLine=""8"" endColumn=""58"" document=""1"" />
+        <entry offset=""0xc"" startLine=""8"" startColumn=""32"" endLine=""8"" endColumn=""35"" document=""1"" />
+        <entry offset=""0x10"" startLine=""8"" startColumn=""25"" endLine=""8"" endColumn=""30"" document=""1"" />
+        <entry offset=""0x15"" hidden=""true"" document=""1"" />
+        <entry offset=""0x18"" startLine=""9"" startColumn=""14"" endLine=""9"" endColumn=""23"" document=""1"" />
+        <entry offset=""0x1a"" hidden=""true"" document=""1"" />
+        <entry offset=""0x1c"" startLine=""9"" startColumn=""37"" endLine=""9"" endColumn=""58"" document=""1"" />
+        <entry offset=""0x23"" startLine=""9"" startColumn=""32"" endLine=""9"" endColumn=""35"" document=""1"" />
+        <entry offset=""0x27"" startLine=""9"" startColumn=""25"" endLine=""9"" endColumn=""30"" document=""1"" />
+        <entry offset=""0x2d"" hidden=""true"" document=""1"" />
+        <entry offset=""0x31"" startLine=""12"" startColumn=""14"" endLine=""12"" endColumn=""19"" document=""1"" />
+        <entry offset=""0x33"" hidden=""true"" document=""1"" />
+        <entry offset=""0x35"" startLine=""12"" startColumn=""33"" endLine=""12"" endColumn=""54"" document=""1"" />
+        <entry offset=""0x3c"" startLine=""12"" startColumn=""28"" endLine=""12"" endColumn=""31"" document=""1"" />
+        <entry offset=""0x40"" startLine=""12"" startColumn=""21"" endLine=""12"" endColumn=""26"" document=""1"" />
+        <entry offset=""0x46"" hidden=""true"" document=""1"" />
+        <entry offset=""0x4a"" startLine=""13"" startColumn=""5"" endLine=""13"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x4b"">
         <namespace name=""System"" />
@@ -334,6 +338,9 @@ static void M()
 
             CompileAndVerify(debug).VerifyPdb("C.M", @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""M"">
       <customDebugInfo>
@@ -345,18 +352,18 @@ static void M()
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""8"" startColumn=""5"" endLine=""8"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""19"" />
-        <entry offset=""0x12"" startLine=""9"" startColumn=""20"" endLine=""9"" endColumn=""21"" />
-        <entry offset=""0x13"" startLine=""9"" startColumn=""22"" endLine=""9"" endColumn=""23"" />
-        <entry offset=""0x16"" hidden=""true"" />
-        <entry offset=""0x20"" hidden=""true"" />
-        <entry offset=""0x21"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""20"" />
-        <entry offset=""0x27"" startLine=""10"" startColumn=""21"" endLine=""10"" endColumn=""22"" />
-        <entry offset=""0x28"" startLine=""10"" startColumn=""23"" endLine=""10"" endColumn=""24"" />
-        <entry offset=""0x2b"" hidden=""true"" />
-        <entry offset=""0x35"" hidden=""true"" />
-        <entry offset=""0x36"" startLine=""11"" startColumn=""5"" endLine=""11"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""8"" startColumn=""5"" endLine=""8"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""19"" document=""1"" />
+        <entry offset=""0x12"" startLine=""9"" startColumn=""20"" endLine=""9"" endColumn=""21"" document=""1"" />
+        <entry offset=""0x13"" startLine=""9"" startColumn=""22"" endLine=""9"" endColumn=""23"" document=""1"" />
+        <entry offset=""0x16"" hidden=""true"" document=""1"" />
+        <entry offset=""0x20"" hidden=""true"" document=""1"" />
+        <entry offset=""0x21"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""20"" document=""1"" />
+        <entry offset=""0x27"" startLine=""10"" startColumn=""21"" endLine=""10"" endColumn=""22"" document=""1"" />
+        <entry offset=""0x28"" startLine=""10"" startColumn=""23"" endLine=""10"" endColumn=""24"" document=""1"" />
+        <entry offset=""0x2b"" hidden=""true"" document=""1"" />
+        <entry offset=""0x35"" hidden=""true"" document=""1"" />
+        <entry offset=""0x36"" startLine=""11"" startColumn=""5"" endLine=""11"" endColumn=""6"" document=""1"" />
       </sequencePoints>
     </method>
   </methods>
@@ -364,21 +371,24 @@ static void M()
 ");
             CompileAndVerify(release).VerifyPdb("C.M", @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""M"">
       <customDebugInfo>
         <forward declaringType=""C"" methodName=""F"" />
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""19"" />
-        <entry offset=""0x10"" startLine=""9"" startColumn=""22"" endLine=""9"" endColumn=""23"" />
-        <entry offset=""0x12"" hidden=""true"" />
-        <entry offset=""0x1b"" hidden=""true"" />
-        <entry offset=""0x1c"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""20"" />
-        <entry offset=""0x22"" startLine=""10"" startColumn=""23"" endLine=""10"" endColumn=""24"" />
-        <entry offset=""0x24"" hidden=""true"" />
-        <entry offset=""0x2d"" hidden=""true"" />
-        <entry offset=""0x2e"" startLine=""11"" startColumn=""5"" endLine=""11"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""19"" document=""1"" />
+        <entry offset=""0x10"" startLine=""9"" startColumn=""22"" endLine=""9"" endColumn=""23"" document=""1"" />
+        <entry offset=""0x12"" hidden=""true"" document=""1"" />
+        <entry offset=""0x1b"" hidden=""true"" document=""1"" />
+        <entry offset=""0x1c"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""20"" document=""1"" />
+        <entry offset=""0x22"" startLine=""10"" startColumn=""23"" endLine=""10"" endColumn=""24"" document=""1"" />
+        <entry offset=""0x24"" hidden=""true"" document=""1"" />
+        <entry offset=""0x2d"" hidden=""true"" document=""1"" />
+        <entry offset=""0x2e"" startLine=""11"" startColumn=""5"" endLine=""11"" endColumn=""6"" document=""1"" />
       </sequencePoints>
     </method>
   </methods>
@@ -2292,6 +2302,9 @@ .locals init (int V_0)
             // Validate that we emit a hidden sequence point @IL_0007.
             v0.VerifyPdb("C.M", @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""M"">
       <customDebugInfo>
@@ -2301,14 +2314,14 @@ .locals init (int V_0)
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""6"" startColumn=""5"" endLine=""6"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""7"" startColumn=""9"" endLine=""7"" endColumn=""21"" />
-        <entry offset=""0x7"" hidden=""true"" />
-        <entry offset=""0x13"" startLine=""9"" startColumn=""21"" endLine=""9"" endColumn=""49"" />
-        <entry offset=""0x1a"" startLine=""9"" startColumn=""50"" endLine=""9"" endColumn=""56"" />
-        <entry offset=""0x1c"" startLine=""10"" startColumn=""21"" endLine=""10"" endColumn=""49"" />
-        <entry offset=""0x23"" startLine=""10"" startColumn=""50"" endLine=""10"" endColumn=""56"" />
-        <entry offset=""0x25"" startLine=""12"" startColumn=""5"" endLine=""12"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""6"" startColumn=""5"" endLine=""6"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""7"" startColumn=""9"" endLine=""7"" endColumn=""21"" document=""1"" />
+        <entry offset=""0x7"" hidden=""true"" document=""1"" />
+        <entry offset=""0x13"" startLine=""9"" startColumn=""21"" endLine=""9"" endColumn=""49"" document=""1"" />
+        <entry offset=""0x1a"" startLine=""9"" startColumn=""50"" endLine=""9"" endColumn=""56"" document=""1"" />
+        <entry offset=""0x1c"" startLine=""10"" startColumn=""21"" endLine=""10"" endColumn=""49"" document=""1"" />
+        <entry offset=""0x23"" startLine=""10"" startColumn=""50"" endLine=""10"" endColumn=""56"" document=""1"" />
+        <entry offset=""0x25"" startLine=""12"" startColumn=""5"" endLine=""12"" endColumn=""6"" document=""1"" />
       </sequencePoints>
     </method>
   </methods>
@@ -2381,6 +2394,9 @@ static void M()
 
             v0.VerifyPdb("C.M", @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""M"">
       <customDebugInfo>
@@ -2712,6 +2728,9 @@ .locals init (bool V_0)
             // Validate presence of a hidden sequence point @IL_0007 that is required for proper function remapping.
             v0.VerifyPdb("C.M", @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""M"">
       <customDebugInfo>
@@ -2721,13 +2740,13 @@ .locals init (bool V_0)
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""8"" startColumn=""9"" endLine=""8"" endColumn=""17"" />
-        <entry offset=""0x7"" hidden=""true"" />
-        <entry offset=""0xa"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""10"" />
-        <entry offset=""0xb"" startLine=""10"" startColumn=""13"" endLine=""10"" endColumn=""41"" />
-        <entry offset=""0x12"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""10"" />
-        <entry offset=""0x13"" startLine=""12"" startColumn=""5"" endLine=""12"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""8"" startColumn=""9"" endLine=""8"" endColumn=""17"" document=""1"" />
+        <entry offset=""0x7"" hidden=""true"" document=""1"" />
+        <entry offset=""0xa"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""10"" document=""1"" />
+        <entry offset=""0xb"" startLine=""10"" startColumn=""13"" endLine=""10"" endColumn=""41"" document=""1"" />
+        <entry offset=""0x12"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x13"" startLine=""12"" startColumn=""5"" endLine=""12"" endColumn=""6"" document=""1"" />
       </sequencePoints>
     </method>
   </methods>
@@ -2817,6 +2836,9 @@ .locals init (bool V_0)
             // Validate presence of a hidden sequence point @IL_0012 that is required for proper function remapping.
             v0.VerifyPdb("C.M", @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""M"">
       <customDebugInfo>
@@ -2826,14 +2848,14 @@ .locals init (bool V_0)
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" />
-        <entry offset=""0x1"" hidden=""true"" />
-        <entry offset=""0x3"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""10"" />
-        <entry offset=""0x4"" startLine=""10"" startColumn=""13"" endLine=""10"" endColumn=""41"" />
-        <entry offset=""0xb"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""10"" />
-        <entry offset=""0xc"" startLine=""8"" startColumn=""9"" endLine=""8"" endColumn=""20"" />
-        <entry offset=""0x12"" hidden=""true"" />
-        <entry offset=""0x15"" startLine=""12"" startColumn=""5"" endLine=""12"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" hidden=""true"" document=""1"" />
+        <entry offset=""0x3"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x4"" startLine=""10"" startColumn=""13"" endLine=""10"" endColumn=""41"" document=""1"" />
+        <entry offset=""0xb"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""10"" document=""1"" />
+        <entry offset=""0xc"" startLine=""8"" startColumn=""9"" endLine=""8"" endColumn=""20"" document=""1"" />
+        <entry offset=""0x12"" hidden=""true"" document=""1"" />
+        <entry offset=""0x15"" startLine=""12"" startColumn=""5"" endLine=""12"" endColumn=""6"" document=""1"" />
       </sequencePoints>
     </method>
   </methods>
@@ -2924,6 +2946,9 @@ .locals init (bool V_0)
             // Validate presence of a hidden sequence point @IL_0010 that is required for proper function remapping.
             v0.VerifyPdb("C.M", @"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""M"">
       <customDebugInfo>
@@ -2933,13 +2958,13 @@ .locals init (bool V_0)
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""10"" />
-        <entry offset=""0x2"" startLine=""10"" startColumn=""13"" endLine=""10"" endColumn=""41"" />
-        <entry offset=""0x9"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""10"" />
-        <entry offset=""0xa"" startLine=""12"" startColumn=""9"" endLine=""12"" endColumn=""21"" />
-        <entry offset=""0x10"" hidden=""true"" />
-        <entry offset=""0x13"" startLine=""13"" startColumn=""5"" endLine=""13"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x2"" startLine=""10"" startColumn=""13"" endLine=""10"" endColumn=""41"" document=""1"" />
+        <entry offset=""0x9"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""10"" document=""1"" />
+        <entry offset=""0xa"" startLine=""12"" startColumn=""9"" endLine=""12"" endColumn=""21"" document=""1"" />
+        <entry offset=""0x10"" hidden=""true"" document=""1"" />
+        <entry offset=""0x13"" startLine=""13"" startColumn=""5"" endLine=""13"" endColumn=""6"" document=""1"" />
       </sequencePoints>
     </method>
   </methods>

src/Compilers/CSharp/Test/Emit/PDB/PDBTupleTests.cs

@@ -23,6 +23,9 @@ static void F()
             var comp = CreateStandardCompilation(source, new[] { ValueTupleRef, SystemRuntimeFacadeRef }, options: TestOptions.DebugDll);
             comp.VerifyPdb(
 @"<symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""F"">
       <customDebugInfo>
@@ -37,9 +40,9 @@ static void F()
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""4"" startColumn=""5"" endLine=""4"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""5"" startColumn=""9"" endLine=""5"" endColumn=""103"" />
-        <entry offset=""0x1b"" startLine=""6"" startColumn=""5"" endLine=""6"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""4"" startColumn=""5"" endLine=""4"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""5"" startColumn=""9"" endLine=""5"" endColumn=""103"" document=""1"" />
+        <entry offset=""0x1b"" startLine=""6"" startColumn=""5"" endLine=""6"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x1c"">
         <local name=""t"" il_index=""0"" il_start=""0x0"" il_end=""0x1c"" attributes=""0"" />
@@ -67,6 +70,9 @@ static void F()
             var comp = CreateStandardCompilation(source, new[] { ValueTupleRef, SystemRuntimeFacadeRef }, options: TestOptions.DebugDll);
             comp.VerifyPdb(
 @"<symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""F"">
       <customDebugInfo>
@@ -78,8 +84,8 @@ static void F()
         </tupleElementNames>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""8"" startColumn=""5"" endLine=""8"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""10"" startColumn=""5"" endLine=""10"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""8"" startColumn=""5"" endLine=""8"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""10"" startColumn=""5"" endLine=""10"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x2"">
         <constant name=""c"" value=""null"" signature=""C`1{System.ValueTuple`2{Int32, Int32}}"" />
@@ -116,6 +122,9 @@ static void F()
             var comp = CreateStandardCompilation(source, new[] { ValueTupleRef, SystemRuntimeFacadeRef }, options: TestOptions.DebugDll);
             comp.VerifyPdb(
 @"<symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""F"">
       <customDebugInfo>
@@ -139,14 +148,14 @@ static void F()
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""8"" startColumn=""9"" endLine=""8"" endColumn=""10"" />
-        <entry offset=""0x2"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""10"" />
-        <entry offset=""0x3"" startLine=""12"" startColumn=""9"" endLine=""12"" endColumn=""10"" />
-        <entry offset=""0x4"" startLine=""14"" startColumn=""9"" endLine=""14"" endColumn=""10"" />
-        <entry offset=""0x5"" startLine=""15"" startColumn=""9"" endLine=""15"" endColumn=""10"" />
-        <entry offset=""0x6"" startLine=""18"" startColumn=""9"" endLine=""18"" endColumn=""10"" />
-        <entry offset=""0x7"" startLine=""19"" startColumn=""5"" endLine=""19"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""7"" startColumn=""5"" endLine=""7"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""8"" startColumn=""9"" endLine=""8"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x2"" startLine=""11"" startColumn=""9"" endLine=""11"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x3"" startLine=""12"" startColumn=""9"" endLine=""12"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x4"" startLine=""14"" startColumn=""9"" endLine=""14"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x5"" startLine=""15"" startColumn=""9"" endLine=""15"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x6"" startLine=""18"" startColumn=""9"" endLine=""18"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x7"" startLine=""19"" startColumn=""5"" endLine=""19"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x8"">
         <scope startOffset=""0x1"" endOffset=""0x3"">
@@ -180,6 +189,9 @@ static void F()
             var comp = CreateStandardCompilation(source, new[] { ValueTupleRef, SystemRuntimeFacadeRef }, options: TestOptions.DebugDll);
             comp.VerifyPdb(
 string.Format(@"<symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""F"">
       <customDebugInfo>
@@ -194,9 +206,9 @@ static void F()
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""4"" startColumn=""5"" endLine=""4"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""5"" startColumn=""9"" endLine=""5"" endColumn=""70"" />
-        <entry offset=""0xa"" startLine=""6"" startColumn=""5"" endLine=""6"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""4"" startColumn=""5"" endLine=""4"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""5"" startColumn=""9"" endLine=""5"" endColumn=""70"" document=""1"" />
+        <entry offset=""0xa"" startLine=""6"" startColumn=""5"" endLine=""6"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0xb"">
         <local name=""{2}"" il_index=""0"" il_start=""0x0"" il_end=""0xb"" attributes=""0"" />
@@ -228,6 +240,9 @@ static void F(System.Collections.Generic.IEnumerable<(int a, int b)> ie)
             var comp = CreateStandardCompilation(source, new[] { ValueTupleRef, SystemRuntimeFacadeRef }, options: TestOptions.DebugDll);
             comp.VerifyPdb(
 string.Format(@"<symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""F"" parameterNames=""ie"">
       <customDebugInfo>
@@ -241,17 +256,17 @@ static void F(System.Collections.Generic.IEnumerable<(int a, int b)> ie)
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""4"" startColumn=""5"" endLine=""4"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""5"" startColumn=""9"" endLine=""5"" endColumn=""16"" />
-        <entry offset=""0x2"" startLine=""8"" startColumn=""13"" endLine=""8"" endColumn=""15"" />
-        <entry offset=""0x9"" hidden=""true"" />
-        <entry offset=""0xb"" startLine=""6"" startColumn=""13"" endLine=""6"" endColumn=""23"" />
-        <entry offset=""0x1e"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""10"" />
-        <entry offset=""0x1f"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""10"" />
-        <entry offset=""0x20"" startLine=""7"" startColumn=""13"" endLine=""7"" endColumn=""15"" />
-        <entry offset=""0x2a"" hidden=""true"" />
-        <entry offset=""0x34"" hidden=""true"" />
-        <entry offset=""0x35"" startLine=""11"" startColumn=""5"" endLine=""11"" endColumn=""6"" />
+        <entry offset=""0x0"" startLine=""4"" startColumn=""5"" endLine=""4"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""5"" startColumn=""9"" endLine=""5"" endColumn=""16"" document=""1"" />
+        <entry offset=""0x2"" startLine=""8"" startColumn=""13"" endLine=""8"" endColumn=""15"" document=""1"" />
+        <entry offset=""0x9"" hidden=""true"" document=""1"" />
+        <entry offset=""0xb"" startLine=""6"" startColumn=""13"" endLine=""6"" endColumn=""23"" document=""1"" />
+        <entry offset=""0x1e"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x1f"" startLine=""10"" startColumn=""9"" endLine=""10"" endColumn=""10"" document=""1"" />
+        <entry offset=""0x20"" startLine=""7"" startColumn=""13"" endLine=""7"" endColumn=""15"" document=""1"" />
+        <entry offset=""0x2a"" hidden=""true"" document=""1"" />
+        <entry offset=""0x34"" hidden=""true"" document=""1"" />
+        <entry offset=""0x35"" startLine=""11"" startColumn=""5"" endLine=""11"" endColumn=""6"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x36"">
         <scope startOffset=""0xb"" endOffset=""0x20"">
@@ -306,6 +321,9 @@ .maxstack  1
 
             c.VerifyPdb(@"
 <symbols>
+  <files>
+    <file id=""1"" name="""" language=""3f5162f8-07c6-11d3-9053-00c04fa302a1"" languageVendor=""994b45c4-e6e9-11d2-903f-00c04fa302a1"" documentType=""5a869d0b-6611-11d3-bd2a-0000f80849bd"" />
+  </files>
   <methods>
     <method containingType=""C"" name=""F"">
       <customDebugInfo>
@@ -325,9 +343,9 @@ .maxstack  1
         </encLocalSlotMap>
       </customDebugInfo>
       <sequencePoints>
-        <entry offset=""0x0"" startLine=""5"" startColumn=""5"" endLine=""5"" endColumn=""6"" />
-        <entry offset=""0x1"" startLine=""6"" startColumn=""9"" endLine=""6"" endColumn=""36"" />
-        <entry offset=""0x3"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""20"" />
+        <entry offset=""0x0"" startLine=""5"" startColumn=""5"" endLine=""5"" endColumn=""6"" document=""1"" />
+        <entry offset=""0x1"" startLine=""6"" startColumn=""9"" endLine=""6"" endColumn=""36"" document=""1"" />
+        <entry offset=""0x3"" startLine=""9"" startColumn=""9"" endLine=""9"" endColumn=""20"" document=""1"" />
       </sequencePoints>
       <scope startOffset=""0x0"" endOffset=""0x5"">
         <local name=""v1"" il_index=""0"" il_start=""0x0"" il_end=""0x5"" attributes=""0"" />

src/Compilers/VisualBasic/Test/Emit/Emit/EditAndContinue/EditAndContinueTests.vb

@@ -1793,16 +1793,19 @@ End Class
 
             diff1.VerifyPdb({&H06000001UI, &H06000002UI, &H06000003UI, &H06000004UI, &H06000005UI},
 <symbols>
+    <files>
+      <file id="1" name="" language="3a12d0b8-c26c-11d0-b442-00a0244a1dd2" languageVendor="994b45c4-e6e9-11d2-903f-00c04fa302a1" documentType="5a869d0b-6611-11d3-bd2a-0000f80849bd" />
+    </files>
     <methods>
         <method token="0x6000004">
             <sequencePoints>
-                <entry offset="0x0" startLine="8" startColumn="5" endLine="8" endColumn="30"/>
-                <entry offset="0x1" startLine="9" startColumn="13" endLine="9" endColumn="25"/>
-                <entry offset="0x7" startLine="10" startColumn="13" endLine="10" endColumn="31"/>
-                <entry offset="0xd" startLine="11" startColumn="13" endLine="11" endColumn="30"/>
-                <entry offset="0x14" startLine="12" startColumn="9" endLine="12" endColumn="13"/>
-                <entry offset="0x21" startLine="13" startColumn="9" endLine="13" endColumn="13"/>
-                <entry offset="0x28" startLine="14" startColumn="5" endLine="14" endColumn="12"/>
+                <entry offset="0x0" startLine="8" startColumn="5" endLine="8" endColumn="30" document="1"/>
+                <entry offset="0x1" startLine="9" startColumn="13" endLine="9" endColumn="25" document="1"/>
+                <entry offset="0x7" startLine="10" startColumn="13" endLine="10" endColumn="31" document="1"/>
+                <entry offset="0xd" startLine="11" startColumn="13" endLine="11" endColumn="30" document="1"/>
+                <entry offset="0x14" startLine="12" startColumn="9" endLine="12" endColumn="13" document="1"/>
+                <entry offset="0x21" startLine="13" startColumn="9" endLine="13" endColumn="13" document="1"/>
+                <entry offset="0x28" startLine="14" startColumn="5" endLine="14" endColumn="12" document="1"/>
             </sequencePoints>
             <scope startOffset="0x0" endOffset="0x29">
                 <currentnamespace name=""/>
@@ -1842,15 +1845,18 @@ End Class
 
             diff2.VerifyPdb({&H06000001UI, &H06000002UI, &H06000003UI, &H06000004UI, &H06000005UI},
 <symbols>
+    <files>
+      <file id="1" name="" language="3a12d0b8-c26c-11d0-b442-00a0244a1dd2" languageVendor="994b45c4-e6e9-11d2-903f-00c04fa302a1" documentType="5a869d0b-6611-11d3-bd2a-0000f80849bd" />
+    </files>
     <methods>
         <method token="0x6000004">
             <sequencePoints>
-                <entry offset="0x0" startLine="8" startColumn="5" endLine="8" endColumn="30"/>
-                <entry offset="0x1" startLine="9" startColumn="13" endLine="9" endColumn="30"/>
-                <entry offset="0x8" startLine="10" startColumn="13" endLine="10" endColumn="25"/>
-                <entry offset="0xe" startLine="11" startColumn="9" endLine="11" endColumn="13"/>
-                <entry offset="0x1b" startLine="12" startColumn="9" endLine="12" endColumn="13"/>
-                <entry offset="0x22" startLine="13" startColumn="5" endLine="13" endColumn="12"/>
+                <entry offset="0x0" startLine="8" startColumn="5" endLine="8" endColumn="30" document="1"/>
+                <entry offset="0x1" startLine="9" startColumn="13" endLine="9" endColumn="30" document="1"/>
+                <entry offset="0x8" startLine="10" startColumn="13" endLine="10" endColumn="25" document="1"/>
+                <entry offset="0xe" startLine="11" startColumn="9" endLine="11" endColumn="13" document="1"/>
+                <entry offset="0x1b" startLine="12" startColumn="9" endLine="12" endColumn="13" document="1"/>
+                <entry offset="0x22" startLine="13" startColumn="5" endLine="13" endColumn="12" document="1"/>
             </sequencePoints>
             <scope startOffset="0x0" endOffset="0x23">
                 <currentnamespace name=""/>
@@ -1897,15 +1903,18 @@ End Class
 
             diff3.VerifyPdb({&H06000001UI, &H06000002UI, &H06000003UI, &H06000004UI, &H06000005UI},
 <symbols>
+    <files>
+      <file id="1" name="" language="3a12d0b8-c26c-11d0-b442-00a0244a1dd2" languageVendor="994b45c4-e6e9-11d2-903f-00c04fa302a1" documentType="5a869d0b-6611-11d3-bd2a-0000f80849bd" />
+    </files>
     <methods>
         <method token="0x6000005">
             <sequencePoints>
-                <entry offset="0x0" startLine="14" startColumn="5" endLine="14" endColumn="19"/>
-                <entry offset="0x1" startLine="15" startColumn="13" endLine="15" endColumn="30"/>
-                <entry offset="0x7" startLine="16" startColumn="13" endLine="16" endColumn="30"/>
-                <entry offset="0xd" startLine="17" startColumn="9" endLine="17" endColumn="13"/>
-                <entry offset="0x19" startLine="18" startColumn="9" endLine="18" endColumn="13"/>
-                <entry offset="0x25" startLine="19" startColumn="5" endLine="19" endColumn="12"/>
+                <entry offset="0x0" startLine="14" startColumn="5" endLine="14" endColumn="19" document="1"/>
+                <entry offset="0x1" startLine="15" startColumn="13" endLine="15" endColumn="30" document="1"/>
+                <entry offset="0x7" startLine="16" startColumn="13" endLine="16" endColumn="30" document="1"/>
+                <entry offset="0xd" startLine="17" startColumn="9" endLine="17" endColumn="13" document="1"/>
+                <entry offset="0x19" startLine="18" startColumn="9" endLine="18" endColumn="13" document="1"/>
+                <entry offset="0x25" startLine="19" startColumn="5" endLine="19" endColumn="12" document="1"/>
             </sequencePoints>
             <scope startOffset="0x0" endOffset="0x26">
                 <currentnamespace name=""/>
@@ -1983,13 +1992,16 @@ End Class
 ]]>.Value)
             diff2.VerifyPdb({&H06000002UI},
 <symbols>
+    <files>
+      <file id="1" name="" language="3a12d0b8-c26c-11d0-b442-00a0244a1dd2" languageVendor="994b45c4-e6e9-11d2-903f-00c04fa302a1" documentType="5a869d0b-6611-11d3-bd2a-0000f80849bd" />
+    </files>
     <methods>
         <method token="0x6000002">
             <sequencePoints>
-                <entry offset="0x0" startLine="2" startColumn="5" endLine="2" endColumn="19"/>
-                <entry offset="0x1" startLine="3" startColumn="13" endLine="3" endColumn="18"/>
-                <entry offset="0x3" startLine="4" startColumn="13" endLine="4" endColumn="29"/>
-                <entry offset="0x9" startLine="5" startColumn="5" endLine="5" endColumn="12"/>
+                <entry offset="0x0" startLine="2" startColumn="5" endLine="2" endColumn="19" document="1"/>
+                <entry offset="0x1" startLine="3" startColumn="13" endLine="3" endColumn="18" document="1"/>
+                <entry offset="0x3" startLine="4" startColumn="13" endLine="4" endColumn="29" document="1"/>
+                <entry offset="0x9" startLine="5" startColumn="5" endLine="5" endColumn="12" document="1"/>
             </sequencePoints>
             <scope startOffset="0x0" endOffset="0xa">
                 <currentnamespace name=""/>

src/Compilers/VisualBasic/Test/Emit/Emit/EditAndContinue/LocalSlotMappingTests.vb

@@ -69,6 +69,9 @@ End Class
 
             v0.VerifyPdb("C.M",
 <symbols>
+    <files>
+      <file id="1" name="" language="3a12d0b8-c26c-11d0-b442-00a0244a1dd2" languageVendor="994b45c4-e6e9-11d2-903f-00c04fa302a1" documentType="5a869d0b-6611-11d3-bd2a-0000f80849bd" />
+    </files>
     <methods>
         <method containingType="C" name="M">
             <customDebugInfo>
@@ -78,16 +81,16 @@ End Class
                 </encLocalSlotMap>
             </customDebugInfo>
             <sequencePoints>
-                <entry offset="0x0" startLine="4" startColumn="5" endLine="4" endColumn="12"/>
-                <entry offset="0x1" startLine="5" startColumn="9" endLine="5" endColumn="49"/>
-                <entry offset="0x3" startLine="6" startColumn="13" endLine="6" endColumn="33"/>
-                <entry offset="0xa" startLine="7" startColumn="9" endLine="7" endColumn="13"/>
-                <entry offset="0xe" hidden="true"/>
-                <entry offset="0x12" startLine="8" startColumn="9" endLine="8" endColumn="49"/>
-                <entry offset="0x14" startLine="9" startColumn="13" endLine="9" endColumn="33"/>
-                <entry offset="0x1b" startLine="10" startColumn="9" endLine="10" endColumn="13"/>
-                <entry offset="0x1f" hidden="true"/>
-                <entry offset="0x23" startLine="11" startColumn="5" endLine="11" endColumn="12"/>
+                <entry offset="0x0" startLine="4" startColumn="5" endLine="4" endColumn="12" document="1"/>
+                <entry offset="0x1" startLine="5" startColumn="9" endLine="5" endColumn="49" document="1"/>
+                <entry offset="0x3" startLine="6" startColumn="13" endLine="6" endColumn="33" document="1"/>
+                <entry offset="0xa" startLine="7" startColumn="9" endLine="7" endColumn="13" document="1"/>
+                <entry offset="0xe" hidden="true" document="1"/>
+                <entry offset="0x12" startLine="8" startColumn="9" endLine="8" endColumn="49" document="1"/>
+                <entry offset="0x14" startLine="9" startColumn="13" endLine="9" endColumn="33" document="1"/>
+                <entry offset="0x1b" startLine="10" startColumn="9" endLine="10" endColumn="13" document="1"/>
+                <entry offset="0x1f" hidden="true" document="1"/>
+                <entry offset="0x23" startLine="11" startColumn="5" endLine="11" endColumn="12" document="1"/>
             </sequencePoints>
             <scope startOffset="0x0" endOffset="0x24">
                 <namespace name="System" importlevel="file"/>

src/Compilers/VisualBasic/Test/Emit/PDB/PDBConstLocalTests.vb

@@ -32,12 +32,15 @@ end class
 
             compilation.VerifyPdb("C.M",
 <symbols>
+    <files>
+      <file id="1" name="" language="3a12d0b8-c26c-11d0-b442-00a0244a1dd2" languageVendor="994b45c4-e6e9-11d2-903f-00c04fa302a1" documentType="5a869d0b-6611-11d3-bd2a-0000f80849bd" />
+    </files>
     <methods>
         <method containingType="C" name="M">
             <sequencePoints>
-                <entry offset="0x0" startLine="3" startColumn="5" endLine="3" endColumn="19"/>
-                <entry offset="0x1" startLine="6" startColumn="9" endLine="6" endColumn="33"/>
-                <entry offset="0x8" startLine="7" startColumn="5" endLine="7" endColumn="12"/>
+                <entry offset="0x0" startLine="3" startColumn="5" endLine="3" endColumn="19" document="1"/>
+                <entry offset="0x1" startLine="6" startColumn="9" endLine="6" endColumn="33" document="1"/>
+                <entry offset="0x8" startLine="7" startColumn="5" endLine="7" endColumn="12" document="1"/>
             </sequencePoints>
             <scope startOffset="0x0" endOffset="0x9">
                 <namespace name="System" importlevel="file"/>
@@ -76,6 +79,9 @@ end class
 
             c.VerifyPdb(
 <symbols>
+    <files>
+      <file id="1" name="" language="3a12d0b8-c26c-11d0-b442-00a0244a1dd2" languageVendor="994b45c4-e6e9-11d2-903f-00c04fa302a1" documentType="5a869d0b-6611-11d3-bd2a-0000f80849bd" />
+    </files>
     <methods>
         <method containingType="C" name="M" parameterNames="a">
             <customDebugInfo>
@@ -85,9 +91,9 @@ end class
                 </encLambdaMap>
             </customDebugInfo>
             <sequencePoints>
-                <entry offset="0x0" startLine="3" startColumn="5" endLine="3" endColumn="30"/>
-                <entry offset="0x1" startLine="5" startColumn="9" endLine="11" endColumn="11"/>
-                <entry offset="0x2c" startLine="12" startColumn="5" endLine="12" endColumn="12"/>
+                <entry offset="0x0" startLine="3" startColumn="5" endLine="3" endColumn="30" document="1"/>
+                <entry offset="0x1" startLine="5" startColumn="9" endLine="11" endColumn="11" document="1"/>
+                <entry offset="0x2c" startLine="12" startColumn="5" endLine="12" endColumn="12" document="1"/>
             </sequencePoints>
             <scope startOffset="0x0" endOffset="0x2d">
                 <namespace name="System" importlevel="file"/>
@@ -97,9 +103,9 @@ end class
         </method>
         <method containingType="C+_Closure$__" name="_Lambda$__1-0">
             <sequencePoints>
-                <entry offset="0x0" startLine="6" startColumn="13" endLine="6" endColumn="18"/>
-                <entry offset="0x1" startLine="9" startColumn="17" endLine="9" endColumn="45"/>
-                <entry offset="0x8" startLine="10" startColumn="13" endLine="10" endColumn="20"/>
+                <entry offset="0x0" startLine="6" startColumn="13" endLine="6" endColumn="18" document="1"/>
+                <entry offset="0x1" startLine="9" startColumn="17" endLine="9" endColumn="45" document="1"/>
+                <entry offset="0x8" startLine="10" startColumn="13" endLine="10" endColumn="20" document="1"/>
             </sequencePoints>
             <scope startOffset="0x0" endOffset="0x9">
                 <importsforward declaringType="C" methodName="M" parameterNames="a"/>
@@ -160,11 +166,14 @@ End Class
 
             compilation.VerifyPdb("C.M",
 <symbols>
+    <files>
+      <file id="1" name="" language="3a12d0b8-c26c-11d0-b442-00a0244a1dd2" languageVendor="994b45c4-e6e9-11d2-903f-00c04fa302a1" documentType="5a869d0b-6611-11d3-bd2a-0000f80849bd" />
+    </files>
     <methods>
         <method containingType="C" name="M">
             <sequencePoints>
-                <entry offset="0x0" startLine="3" startColumn="5" endLine="3" endColumn="12"/>
-                <entry offset="0x1" startLine="10" startColumn="5" endLine="10" endColumn="12"/>
+                <entry offset="0x0" startLine="3" startColumn="5" endLine="3" endColumn="12" document="1"/>
+                <entry offset="0x1" startLine="10" startColumn="5" endLine="10" endColumn="12" document="1"/>
             </sequencePoints>
             <scope startOffset="0x0" endOffset="0x2">
                 <namespace name="System" importlevel="file"/>