r260113 - Use llvm::TempDIScope instead of manually deleting a temporary MDNode.

[Adrian Prantl via cfe-commits]

Author: adrian
Date: Mon Feb  8 11:03:28 2016
New Revision: 260113

URL: http://llvm.org/viewvc/llvm-project?rev=260113&view=rev
Log:
Use llvm::TempDIScope instead of manually deleting a temporary MDNode.

Modified:
    cfe/trunk/lib/CodeGen/CGDebugInfo.cpp

Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.cpp?rev=260113&r1=260112&r2=260113&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.cpp Mon Feb  8 11:03:28 2016
@@ -2056,20 +2056,19 @@ llvm::DIType *CGDebugInfo::CreateEnumTyp
     // It is possible for enums to be created as part of their own
     // declcontext. We need to cache a placeholder to avoid the type being
     // created twice before hitting the cache.
-    llvm::DIScope *TmpContext = DBuilder.createReplaceableCompositeType(
-      llvm::dwarf::DW_TAG_enumeration_type, "", TheCU, DefUnit, 0);
+    llvm::TempDIScope TmpContext(DBuilder.createReplaceableCompositeType(
+        llvm::dwarf::DW_TAG_enumeration_type, "", TheCU, DefUnit, 0));
 
     unsigned Line = getLineNumber(ED->getLocation());
     StringRef EDName = ED->getName();
     llvm::DIType *RetTy = DBuilder.createReplaceableCompositeType(
-        llvm::dwarf::DW_TAG_enumeration_type, EDName, TmpContext, DefUnit, Line,
-        0, Size, Align, llvm::DINode::FlagFwdDecl, FullName);
+        llvm::dwarf::DW_TAG_enumeration_type, EDName, TmpContext.get(), DefUnit,
+        Line, 0, Size, Align, llvm::DINode::FlagFwdDecl, FullName);
 
     // Cache the enum type so it is available when building the declcontext
     // and replace the declcontect with the real thing.
     TypeCache[Ty].reset(RetTy);
     TmpContext->replaceAllUsesWith(getDeclContextDescriptor(ED));
-    llvm::MDNode::deleteTemporary(TmpContext);
 
     ReplaceMap.emplace_back(
         std::piecewise_construct, std::make_tuple(Ty),