[gcc] GCC 4.5.0=>4.5.1

gcc/gcc/testsuite/gcc.c-torture/execute/ieee/unsafe-fp-assoc-1.c

 extern void abort();
 
 typedef union {
        struct {
   unsigned int hi;
   unsigned int lo;
  } i;
        double d;
 } hexdouble;
 
@@ skipping 14 matching lines @@
                   z = x - 0.5;                  
                   y = ( z - twoTo52 ) + twoTo52;
                   if ( y == (( x - twoTo52 ) + twoTo52) )
                     abort();
        }
      return;
 }
 
 int main()
 {
+        if (sizeof (double) == 4)
+                return 0;
         func((double)1.00);
         return 0;
 }