[PATCH, testsuite] No short enum in tree-ssa test

[Joey Ye]

Ssa-dom-thread-3.c has following code to trigger a warning on ARM. Add
-fno-short-enums to suppress it.
struct tree_base
{
  enum tree_code code:16;
};

OK to trunk and 4.7?

2012-08-15  Joey Ye <joey...@arm.com>

    * gcc.dg/tree-ssa/ssa-dom-thread-3.c: Add -fno-short-enums.

Index: testsuite/gcc.dg/tree-ssa/ssa-dom-thread-3.c
===================================================================
--- testsuite/gcc.dg/tree-ssa/ssa-dom-thread-3.c        (revision 190337)
+++ testsuite/gcc.dg/tree-ssa/ssa-dom-thread-3.c        (working copy)
@@ -1,5 +1,5 @@
 /* { dg-do compile } */ 
-/* { dg-options "-O2 -fdump-tree-dom1-details" } */
+/* { dg-options "-O2 -fdump-tree-dom1-details -fno-short-enums" } */
extern void abort (void) __attribute__ ((__noreturn__));
 union tree_node;
 typedef union tree_node *tree;