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e0404c06
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体验新版 GitCode,发现更多精彩内容 >>
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提交
e0404c06
编写于
12月 04, 2019
作者:
N
Neal Gafter
提交者:
GitHub
12月 04, 2019
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电子邮件补丁
差异文件
Convert operand expressions in an error case (#40093)
Fixes #39975
上级
e2e3443f
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
23 addition
and
0 deletion
+23
-0
src/Compilers/CSharp/Portable/Binder/Binder_Operators.cs
src/Compilers/CSharp/Portable/Binder/Binder_Operators.cs
+4
-0
src/Compilers/CSharp/Test/Semantic/Semantics/OperatorTests.cs
...Compilers/CSharp/Test/Semantic/Semantics/OperatorTests.cs
+19
-0
未找到文件。
src/Compilers/CSharp/Portable/Binder/Binder_Operators.cs
浏览文件 @
e0404c06
...
@@ -78,6 +78,8 @@ private BoundExpression BindCompoundAssignment(AssignmentExpressionSyntax node,
...
@@ -78,6 +78,8 @@ private BoundExpression BindCompoundAssignment(AssignmentExpressionSyntax node,
Error
(
diagnostics
,
ErrorCode
.
ERR_BadBinaryOps
,
node
,
node
.
OperatorToken
.
Text
,
left
.
Display
,
right
.
Display
);
Error
(
diagnostics
,
ErrorCode
.
ERR_BadBinaryOps
,
node
,
node
.
OperatorToken
.
Text
,
left
.
Display
,
right
.
Display
);
// error: operator can't be applied on dynamic and a type that is not convertible to dynamic:
// error: operator can't be applied on dynamic and a type that is not convertible to dynamic:
left
=
BindToTypeForErrorRecovery
(
left
);
right
=
BindToTypeForErrorRecovery
(
right
);
return
new
BoundCompoundAssignmentOperator
(
node
,
BinaryOperatorSignature
.
Error
,
left
,
right
,
return
new
BoundCompoundAssignmentOperator
(
node
,
BinaryOperatorSignature
.
Error
,
left
,
right
,
Conversion
.
NoConversion
,
Conversion
.
NoConversion
,
LookupResultKind
.
Empty
,
CreateErrorType
(),
hasErrors
:
true
);
Conversion
.
NoConversion
,
Conversion
.
NoConversion
,
LookupResultKind
.
Empty
,
CreateErrorType
(),
hasErrors
:
true
);
}
}
...
@@ -90,6 +92,8 @@ private BoundExpression BindCompoundAssignment(AssignmentExpressionSyntax node,
...
@@ -90,6 +92,8 @@ private BoundExpression BindCompoundAssignment(AssignmentExpressionSyntax node,
// be used here.
// be used here.
// NOTE: no overload resolution candidates.
// NOTE: no overload resolution candidates.
left
=
BindToTypeForErrorRecovery
(
left
);
right
=
BindToTypeForErrorRecovery
(
right
);
return
new
BoundCompoundAssignmentOperator
(
node
,
BinaryOperatorSignature
.
Error
,
left
,
right
,
return
new
BoundCompoundAssignmentOperator
(
node
,
BinaryOperatorSignature
.
Error
,
left
,
right
,
Conversion
.
NoConversion
,
Conversion
.
NoConversion
,
LookupResultKind
.
NotAVariable
,
CreateErrorType
(),
hasErrors
:
true
);
Conversion
.
NoConversion
,
Conversion
.
NoConversion
,
LookupResultKind
.
NotAVariable
,
CreateErrorType
(),
hasErrors
:
true
);
}
}
...
...
src/Compilers/CSharp/Test/Semantic/Semantics/OperatorTests.cs
浏览文件 @
e0404c06
...
@@ -10904,5 +10904,24 @@ static void Main()
...
@@ -10904,5 +10904,24 @@ static void Main()
Diagnostic
(
ErrorCode
.
ERR_ConstantStringTooLong
,
"C1"
).
WithLocation
(
28
,
68
)
Diagnostic
(
ErrorCode
.
ERR_ConstantStringTooLong
,
"C1"
).
WithLocation
(
28
,
68
)
);
);
}
}
[
Fact
,
WorkItem
(
39975
,
"https://github.com/dotnet/roslyn/issues/39975"
)]
public
void
EnsureOperandsConvertedInErrorExpression_01
()
{
string
source
=
@"class C
{
static unsafe void M(dynamic d, int* p)
{
d += p;
}
}
"
;
CreateCompilation
(
source
,
options
:
TestOptions
.
ReleaseDll
.
WithAllowUnsafe
(
true
)).
VerifyDiagnostics
(
// (5,9): error CS0019: Operator '+=' cannot be applied to operands of type 'dynamic' and 'int*'
// d += p;
Diagnostic
(
ErrorCode
.
ERR_BadBinaryOps
,
"d += p"
).
WithArguments
(
"+="
,
"dynamic"
,
"int*"
).
WithLocation
(
5
,
9
)
);
}
}
}
}
}
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