gcc/testsuite/gcc.dg/tree-ssa/pr66726-4.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-phiopt1-details" } */
   3
   4 #define SAT(x) (x < 0 ? 0 : (x > 255 ? 255 : x))
   5
   6 void
   7 foo (unsigned char *p, int i)
   8 {
   9   *p = SAT (i);
  10 }
  11
  12 /* fold could optimize SAT before phiopt1 so only match on the
  13    MIN/MAX here.  */
  14 /* { dg-final { scan-tree-dump-times "= MIN_EXPR" 1 "phiopt1" } } */
  15 /* { dg-final { scan-tree-dump-times "= MAX_EXPR" 1 "phiopt1" } } */