8020586: Warning produced for an incorrect file

Summary: Always using DeferredLintHandler.immediateHandler when processing import classes
Reviewed-by: mcimadamore

src/share/classes/com/sun/tools/javac/comp/MemberEnter.java

@@ -508,11 +508,17 @@ public class MemberEnter extends JCTree.Visitor implements Completer {
         // process package annotations
         annotateLater(tree.packageAnnotations, env, tree.packge);
 
-        // Import-on-demand java.lang.
-        importAll(tree.pos, reader.enterPackage(names.java_lang), env);
+        DeferredLintHandler prevLintHandler = chk.setDeferredLintHandler(DeferredLintHandler.immediateHandler);
 
-        // Process all import clauses.
-        memberEnter(tree.defs, env);
+        try {
+            // Import-on-demand java.lang.
+            importAll(tree.pos, reader.enterPackage(names.java_lang), env);
+
+            // Process all import clauses.
+            memberEnter(tree.defs, env);
+        } finally {
+            chk.setDeferredLintHandler(prevLintHandler);
+        }
     }
 
     // process the non-static imports and the static imports of types.

test/tools/javac/warnings/6594914/Auxiliary.java

+import java.io.StringBufferInputStream;
+
+public class Auxiliary {
+
+}

test/tools/javac/warnings/6594914/ExplicitCompilation.out

+Auxiliary.java:1:15: compiler.warn.has.been.deprecated: java.io.StringBufferInputStream, java.io
+1 warning

test/tools/javac/warnings/6594914/ImplicitCompilation.java

+/**
+ * @test /nodynamiccopyright/
+ * @bug 8020586
+ * @summary Warnings in the imports section should be attributed to the correct source file
+ * @clean Auxiliary ImplicitCompilation
+ * @compile/ref=ImplicitCompilation.out -XDrawDiagnostics -Xlint:deprecation -sourcepath . ImplicitCompilation.java
+ * @clean Auxiliary ImplicitCompilation
+ * @compile/ref=ExplicitCompilation.out -XDrawDiagnostics -Xlint:deprecation ImplicitCompilation.java Auxiliary.java
+ */
+
+public class ImplicitCompilation {
+    private Auxiliary a;
+}

test/tools/javac/warnings/6594914/ImplicitCompilation.out

+Auxiliary.java:1:15: compiler.warn.has.been.deprecated: java.io.StringBufferInputStream, java.io
+1 warning