gcc/testsuite/gcc.dg/tree-ssa/addadd-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-optimized" } */
   3
   4 typedef int S __attribute__((vector_size(64)));
   5 typedef unsigned U __attribute__((vector_size(64)));
   6 void j(S*x){
   7   *x += __INT_MAX__;
   8   *x += __INT_MAX__;
   9 }
  10 void k(S*x){
  11   U y = (U)(*x + __INT_MAX__);
  12   *x = (S)(y + __INT_MAX__);
  13 }
  14
  15 /* { dg-final { scan-tree-dump-not "2147483647" "optimized" } } */