Re: [Patch] Fix Bug 51162

[Jason Merrill]

On 11/24/2011 05:42 AM, Sameera Deshpande wrote:
-  if (TREE_CODE (fn) == ADDR_EXPR)
+  if (fn != NULL && TREE_CODE (fn) == ADDR_EXPR)
     fn = TREE_OPERAND (fn, 0);
-  if (TREE_CODE (fn) == FUNCTION_DECL && decl_is_tm_clone (fn))
+  if (fn != NULL && TREE_CODE (fn) == FUNCTION_DECL && decl_is_tm_clone (fn))
     pp_string (buffer, " [tm-clone]");
-  if (TREE_CODE (fn) == FUNCTION_DECL
+  if (fn != NULL

I'd rather not add the null check so many times.  How about just 
returning if fn is null?

Jason