gcc/testsuite/gcc.target/i386/pr67963-1.c - gcc - Git at Google

 /* { dg-do compile { target ia32 } } */
 /* { dg-options "-O2 -march=lakemont" } */

 float foo (void)
 {
   return 0.0f;
 }

 /* { dg-final { scan-assembler-not "fldz" } } */
	/* { dg-do compile { target ia32 } } */
	/* { dg-options "-O2 -march=lakemont" } */

	float foo (void)
	{
	return 0.0f;
	}

	/* { dg-final { scan-assembler-not "fldz" } } */