PR21909: Don't try (and crash) to generate debug info for explicit instantiations of explicit specializations.

llvm-svn: 224394
2014-12-16 23:49:18 +00:00
parent 224cb82a39
commit 0317bc9e55
2 changed files with 10 additions and 1 deletions
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -3283,7 +3283,8 @@ void CodeGenModule::EmitTopLevelDecl(Decl *D) {
  case Decl::ClassTemplateSpecialization: {
    const auto *Spec = cast<ClassTemplateSpecializationDecl>(D);
    if (DebugInfo &&
-        Spec->getSpecializationKind() == TSK_ExplicitInstantiationDefinition)
+        Spec->getSpecializationKind() == TSK_ExplicitInstantiationDefinition &&
+        Spec->hasDefinition())
      DebugInfo->completeTemplateDefinition(*Spec);
    break;
  }