diff options
Diffstat (limited to 'clang/lib/Sema/SemaTemplateInstantiateDecl.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaTemplateInstantiateDecl.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp index e9456ebda58..71399ff3590 100644 --- a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp +++ b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp @@ -385,8 +385,13 @@ static void instantiateOMPDeclareVariantAttr( }; ExprResult VariantFuncRef; - if (Expr *E = Attr.getVariantFuncRef()) + if (Expr *E = Attr.getVariantFuncRef()) { + // Do not mark function as is used to prevent its emission if this is the + // only place where it is used. + EnterExpressionEvaluationContext Unevaluated( + S, Sema::ExpressionEvaluationContext::ConstantEvaluated); VariantFuncRef = Subst(E); + } // Check function/variant ref. Optional<std::pair<FunctionDecl *, Expr *>> DeclVarData = |
