gcc/testsuite/gcc.dg/Woverlength-strings-pedantic-c99-asm.c

/* -Woverlength-strings complains about string constants which are too long
   for the C standard's "minimum maximum" limits.  It is off by default,
   but implied by -pedantic.  */

/* { dg-options "-std=c99 -pedantic" } */

#define TEN "          "
#define HUN TEN TEN TEN TEN TEN  TEN TEN TEN TEN TEN
#define THO HUN HUN HUN HUN HUN  HUN HUN HUN HUN HUN

/* C89's minimum-maximum is 509. */
__asm__ (HUN HUN HUN HUN HUN TEN);

/* C99's minimum-maximum is 4095.  */
__asm__ (
  THO THO THO THO     /* 4000 */
  TEN TEN TEN TEN TEN /* 4050 */
  TEN TEN TEN TEN     /* 4090 */
  "123456");

void
f (void)
{
  /* C89's minimum-maximum is 509. */
  __asm__ (HUN HUN HUN HUN HUN TEN);
  __asm__ (HUN HUN HUN HUN HUN TEN : :);
  __asm__ goto (HUN HUN HUN HUN HUN TEN : : : : label);

  /* C99's minimum-maximum is 4095.  */
  __asm__ (
	   THO THO THO THO     /* 4000 */
	   TEN TEN TEN TEN TEN /* 4050 */
	   TEN TEN TEN TEN     /* 4090 */
	   "123456");
  __asm__ (
	   THO THO THO THO     /* 4000 */
	   TEN TEN TEN TEN TEN /* 4050 */
	   TEN TEN TEN TEN     /* 4090 */
	   "123456" : :);
  __asm__ goto (
		THO THO THO THO     /* 4000 */
		TEN TEN TEN TEN TEN /* 4050 */
		TEN TEN TEN TEN     /* 4090 */
		"123456" : : : : label);

 label: ;
}