Don't try to emit unsupported templated friend declarations. They're unsupported
and may very well be dependent-types, triggering an assertion in debug info
codegen.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@138970 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGDebugInfo.cpp b/lib/CodeGen/CGDebugInfo.cpp
index 44c16a3..01aa6e9 100644
--- a/lib/CodeGen/CGDebugInfo.cpp
+++ b/lib/CodeGen/CGDebugInfo.cpp
@@ -774,7 +774,7 @@
Flags |= llvm::DIDescriptor::FlagPrototyped;
llvm::DISubprogram SP =
- DBuilder.createMethod(RecordTy , MethodName, MethodLinkageName,
+ DBuilder.createMethod(RecordTy, MethodName, MethodLinkageName,
MethodDefUnit, MethodLine,
MethodTy, /*isLocalToUnit=*/false,
/* isDefinition=*/ false,
@@ -811,9 +811,10 @@
CollectCXXFriends(const CXXRecordDecl *RD, llvm::DIFile Unit,
SmallVectorImpl<llvm::Value *> &EltTys,
llvm::DIType RecordTy) {
-
for (CXXRecordDecl::friend_iterator BI = RD->friend_begin(),
BE = RD->friend_end(); BI != BE; ++BI) {
+ if ((*BI)->isUnsupportedFriend())
+ continue;
if (TypeSourceInfo *TInfo = (*BI)->getFriendType())
EltTys.push_back(DBuilder.createFriend(RecordTy,
getOrCreateType(TInfo->getType(),
diff --git a/test/CodeGenCXX/debug-info.cpp b/test/CodeGenCXX/debug-info.cpp
index 71c8603..33b5278 100644
--- a/test/CodeGenCXX/debug-info.cpp
+++ b/test/CodeGenCXX/debug-info.cpp
@@ -55,3 +55,15 @@
const wchar_t c = L'x';
wchar_t d = c;
}
+
+namespace b5249287 {
+template <typename T> class A {
+ struct B;
+};
+
+class Cls {
+ template <typename T> friend class A<T>::B;
+};
+
+Cls obj;
+}