Handle null IdentifierInfo* in Selector::getAsString().

llvm-svn: 66307

1 files changed, 6 insertions, 4 deletions

diff --git a/clang/lib/Basic/IdentifierTable.cpp b/clang/lib/Basic/IdentifierTable.cpp
index bd4facd8355..4e2e7005e3e 100644
--- a/clang/lib/Basic/IdentifierTable.cpp
+++ b/clang/lib/Basic/IdentifierTable.cpp
@@ -349,11 +349,13 @@ std::string MultiKeywordSelector::getName() const {
 }
 
 std::string Selector::getAsString() const {
-  if (IdentifierInfo *II = getAsIdentifierInfo()) {
-    if (getNumArgs() == 0)
-      return II->getName();
+  if (InfoPtr & ArgFlags) {
+    IdentifierInfo *II = getAsIdentifierInfo();
     
-    std::string Res = II->getName();
+    if (getNumArgs() == 0)
+      return II ? II->getName() : "";
+
+    std::string Res = II ? II->getName() : "";
     Res += ":";
     return Res;
   }