Add support to emit debug info for C++0x nullptr type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139751 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 1 deletions

diff --git a/lib/Analysis/DebugInfo.cpp b/lib/Analysis/DebugInfo.cpp
index a3dea40d87..aeb039ce71 100644
--- a/lib/Analysis/DebugInfo.cpp
+++ b/lib/Analysis/DebugInfo.cpp
@@ -130,7 +130,14 @@ MDNode *DIVariable::getInlinedAt() const {
 /// isBasicType - Return true if the specified tag is legal for
 /// DIBasicType.
 bool DIDescriptor::isBasicType() const {
-  return DbgNode && getTag() == dwarf::DW_TAG_base_type;
+  if (!DbgNode) return false;
+  switch (getTag()) {
+  case dwarf::DW_TAG_base_type:
+  case dwarf::DW_TAG_unspecified_type:
+    return true;
+  default:
+    return false;
+  }
 }
 
 /// isDerivedType - Return true if the specified tag is legal for DIDerivedType.