diff options
Diffstat (limited to 'clang/lib/Sema/SemaExpr.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaExpr.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/clang/lib/Sema/SemaExpr.cpp b/clang/lib/Sema/SemaExpr.cpp index 06b2529..4d3c7d6 100644 --- a/clang/lib/Sema/SemaExpr.cpp +++ b/clang/lib/Sema/SemaExpr.cpp @@ -20107,9 +20107,10 @@ static void DoMarkVarDeclReferenced( bool NeededForConstantEvaluation = isPotentiallyConstantEvaluatedContext(SemaRef) && UsableInConstantExpr; - bool NeedDefinition = OdrUse == OdrUseContext::Used || - NeededForConstantEvaluation || - Var->getType()->isUndeducedType(); + bool NeedDefinition = + OdrUse == OdrUseContext::Used || NeededForConstantEvaluation || + (TSK != clang::TSK_Undeclared && !UsableInConstantExpr && + Var->getType()->isUndeducedType()); assert(!isa<VarTemplatePartialSpecializationDecl>(Var) && "Can't instantiate a partial template specialization."); |