gcc/testsuite/gcc.target/sh/pr51244-9.c

   1 /* Check that compare-branch is inverted properly.
   2    Example:
   3         mov.w   .L566,r2        ->      mov.w   .L566,r2
   4         add     r11,r2                  add     r11,r2
   5         mov.l   @(12,r2),r7             mov.l   @(8,r2),r5
   6         mov.l   @(8,r2),r5              mov.l   @(12,r2),r2
   7         mov     #0,r2                   tst     r2,r2
   8         cmp/hi  r2,r7                   bt      .L534
   9         bf      .L534
  10 */
  11 /* { dg-do compile }  */
  12 /* { dg-options "-O2" } */
  13 /* { dg-final { scan-assembler-not "mov\t#0" } } */
  14 static inline unsigned int
  15 test_03_00 (unsigned int x)
  16 {
  17   /* Return unassigned value on purpose.  */
  18   unsigned int res;
  19   return res;
  20 }
  21
  22 struct S
  23 {
  24   unsigned int a;
  25   unsigned int b;
  26 };
  27
  28 int test_03 (struct S* i)
  29 {
  30  if ((i->a != 2 && i->a != 3) || i->a > test_03_00 (i->b))
  31    return -5;
  32
  33  return -55;
  34 }