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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 04ced10e8804
children
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/* PR rtl-optimization/63637 */
/* { dg-do compile } */
/* { dg-options "-O2" } */

int
foo (void)
{
  int a, b, c;
  asm ("# Magic instruction" : "=r" (a) : "r" (0));
  asm ("# Magic instruction" : "=r" (b) : "r" (0));
  asm ("# Magic instruction" : "=r" (c) : "r" (0));
  return a + b + c;
}

/* { dg-final { scan-assembler-times "# Magic instruction" 1 } } */