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| author | Richard Smith <richard-llvm@metafoo.co.uk> | 2011-06-21 23:42:09 +0000 |
|---|---|---|
| committer | Richard Smith <richard-llvm@metafoo.co.uk> | 2011-06-21 23:42:09 +0000 |
| commit | e3499cae8e5323ac553ad56977bf1cd42b9a5a35 (patch) | |
| tree | b765e3dcfd1e84cd2c6f544a1794b526e88409fe /lib/Sema/SemaTemplateInstantiateDecl.cpp | |
| parent | 0894976ba1384a34357e333846adedc6a42334fd (diff) | |
Fix PR10168: don't warn for unused non-dependent variables in both the template definition and each instantiation.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@133580 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaTemplateInstantiateDecl.cpp')
| -rw-r--r-- | lib/Sema/SemaTemplateInstantiateDecl.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/Sema/SemaTemplateInstantiateDecl.cpp b/lib/Sema/SemaTemplateInstantiateDecl.cpp index e78aa2991e..cc66ec6759 100644 --- a/lib/Sema/SemaTemplateInstantiateDecl.cpp +++ b/lib/Sema/SemaTemplateInstantiateDecl.cpp @@ -415,8 +415,10 @@ Decl *TemplateDeclInstantiator::VisitVarDecl(VarDecl *D) { !Var->isCXXForRangeDecl()) SemaRef.ActOnUninitializedDecl(Var, false); - // Diagnose unused local variables. - if (!Var->isInvalidDecl() && Owner->isFunctionOrMethod() && !Var->isUsed()) + // Diagnose unused local variables with dependent types, where the diagnostic + // will have been deferred. + if (!Var->isInvalidDecl() && Owner->isFunctionOrMethod() && !Var->isUsed() && + D->getType()->isDependentType()) SemaRef.DiagnoseUnusedDecl(Var); return Var; |