File: vrp-min-max-1.c

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gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-vrp1 -fdump-tree-mergephi2" } */

int bar (void);

int foo1 (int x, int y)
{
  if (y < 10) return bar ();
  if (x > 9) return bar ();

  return x < y ? x : y;
}

int foo2 (int x, int y)
{
  if (y < 10) return bar ();
  if (x > 9) return bar ();

  return x > y ? x : y;
}

/* We expect to optimiz min/max in VRP*/

/* { dg-final { scan-tree-dump-times "MIN_EXPR" 1 "mergephi2" } } */
/* { dg-final { scan-tree-dump-times "MAX_EXPR" 1 "mergephi2" } } */
/* { dg-final { scan-tree-dump-not "MIN_EXPR" "vrp1" } } */
/* { dg-final { scan-tree-dump-not "MAX_EXPR" "vrp1" } } */