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

   1 /* -Woverlength-strings complains about string constants which are too long
   2    for the C standard's "minimum maximum" limits.  It is off by default,
   3    but implied by -pedantic.  */
   4
   5 /* { dg-options "-std=c99 -pedantic" } */
   6
   7 #define TEN "          "
   8 #define HUN TEN TEN TEN TEN TEN  TEN TEN TEN TEN TEN
   9 #define THO HUN HUN HUN HUN HUN  HUN HUN HUN HUN HUN
  10
  11 /* C89's minimum-maximum is 509. */
  12 __asm__ (HUN HUN HUN HUN HUN TEN);
  13
  14 /* C99's minimum-maximum is 4095.  */
  15 __asm__ (
  16   THO THO THO THO     /* 4000 */
  17   TEN TEN TEN TEN TEN /* 4050 */
  18   TEN TEN TEN TEN     /* 4090 */
  19   "123456");
  20
  21 void
  22 f (void)
  23 {
  24   /* C89's minimum-maximum is 509. */
  25   __asm__ (HUN HUN HUN HUN HUN TEN);
  26   __asm__ (HUN HUN HUN HUN HUN TEN : :);
  27   __asm__ goto (HUN HUN HUN HUN HUN TEN : : : : label);
  28
  29   /* C99's minimum-maximum is 4095.  */
  30   __asm__ (
  31            THO THO THO THO     /* 4000 */
  32            TEN TEN TEN TEN TEN /* 4050 */
  33            TEN TEN TEN TEN     /* 4090 */
  34            "123456");
  35   __asm__ (
  36            THO THO THO THO     /* 4000 */
  37            TEN TEN TEN TEN TEN /* 4050 */
  38            TEN TEN TEN TEN     /* 4090 */
  39            "123456" : :);
  40   __asm__ goto (
  41                 THO THO THO THO     /* 4000 */
  42                 TEN TEN TEN TEN TEN /* 4050 */
  43                 TEN TEN TEN TEN     /* 4090 */
  44                 "123456" : : : : label);
  45
  46  label: ;
  47 }
  48