Some clients rely on getName{Start,End} not returning 0, even if the length is

0.
 - I could have swore the prev change went through a make check cycle...


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77106 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 2 deletions

diff --git a/include/llvm/Value.h b/include/llvm/Value.h
index bee70b2..72669cf 100644
--- a/include/llvm/Value.h
+++ b/include/llvm/Value.h
@@ -114,9 +114,15 @@ public:
   /// getNameStart - Return a pointer to a null terminated string for this name.
   /// Note that names can have null characters within the string as well as at
   /// their end.  This always returns a non-null pointer.
-  const char *getNameStart() const { return getName().begin(); }
+  const char *getNameStart() const { 
+    if (!Name) return "";
+    return getName().begin(); 
+  }
   /// getNameEnd - Return a pointer to the end of the name.
-  const char *getNameEnd() const { return getName().end(); }
+  const char *getNameEnd() const { 
+    if (!Name) return "";
+    return getName().end(); 
+  }
   
   /// getNameLen - Return the length of the string, correctly handling nul
   /// characters embedded into them.