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Putting unevaluated expression warnings, and evaluated typeid warnings, under their own warning flags. Amends r224465. 

llvm-svn: 224578
This commit is contained in:
Aaron Ballman 2014-12-19 14:56:49 +00:00
parent 8cd909e749
commit 5d7bfe4c7d
2 changed files with 7 additions and 3 deletions
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6
clang/include/clang/Basic/DiagnosticGroups.td
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@ -409,7 +409,11 @@ def UnusedMemberFunction : DiagGroup<"unused-member-function",
def UnusedLabel : DiagGroup<"unused-label">;
def UnusedParameter : DiagGroup<"unused-parameter">;
def UnusedResult : DiagGroup<"unused-result">;
def UnusedValue : DiagGroup<"unused-value", [UnusedComparison, UnusedResult]>;
def PotentiallyEvaluatedExpression : DiagGroup<"potentially-evaluated-expression">;
def UnevaluatedExpression : DiagGroup<"unevaluated-expression",
[PotentiallyEvaluatedExpression]>;
def UnusedValue : DiagGroup<"unused-value", [UnusedComparison, UnusedResult,
UnevaluatedExpression]>;
def UnusedConstVariable : DiagGroup<"unused-const-variable">;
def UnusedVariable : DiagGroup<"unused-variable",
[UnusedConstVariable]>;

4
clang/include/clang/Basic/DiagnosticSemaKinds.td
View File

@ -6110,10 +6110,10 @@ def warn_unused_call : Warning<
InGroup<UnusedValue>;
def warn_side_effects_unevaluated_context : Warning<
"expression with side effects has no effect in an unevaluated context">,
InGroup<UnusedValue>;
InGroup<UnevaluatedExpression>;
def warn_side_effects_typeid : Warning<
"expression with side effects will be evaluated despite being used as an "
"operand to 'typeid'">, InGroup<UnusedValue>;
"operand to 'typeid'">, InGroup<PotentiallyEvaluatedExpression>;
def warn_unused_result : Warning<
"ignoring return value of function declared with warn_unused_result "
"attribute">, InGroup<DiagGroup<"unused-result">>;