gcc/testsuite/gcc.dg/guality/pr54970.c

   1 /* PR debug/54970 */
   2 /* PR debug/54971 */
   3 /* { dg-do run } */
   4 /* { dg-options "-g" } */
   5
   6 #include "../nop.h"
   7
   8 int
   9 main ()
  10 {
  11   int a[] = { 1, 2, 3 };        /* { dg-final { gdb-test 15 "a\[0\]" "1" } } */
  12   int *p = a + 2;               /* { dg-final { gdb-test 15 "a\[1\]" "2" } } */
  13   int *q = a + 1;               /* { dg-final { gdb-test 15 "a\[2\]" "3" } } */
  14                                 /* { dg-final { gdb-test 15 "*p" "3" } } */
  15   asm volatile (NOP);           /* { dg-final { gdb-test 15 "*q" "2" } } */
  16   *p += 10;                     /* { dg-final { gdb-test 20 "a\[0\]" "1" } } */
  17                                 /* { dg-final { gdb-test 20 "a\[1\]" "2" } } */
  18                                 /* { dg-final { gdb-test 20 "a\[2\]" "13" } } */
  19                                 /* { dg-final { gdb-test 20 "*p" "13" } } */
  20   asm volatile (NOP);           /* { dg-final { gdb-test 20 "*q" "2" } } */
  21   *q += 10;                     /* { dg-final { gdb-test 25 "a\[0\]" "1" } } */
  22                                 /* { dg-final { gdb-test 25 "a\[1\]" "12" } } */
  23                                 /* { dg-final { gdb-test 25 "a\[2\]" "13" } } */
  24                                 /* { dg-final { gdb-test 25 "*p" "13" } } */
  25   asm volatile (NOP);           /* { dg-final { gdb-test 25 "*q" "12" } } */
  26   __builtin_memcpy (&a, (int [3]) { 4, 5, 6 }, sizeof (a));
  27                                 /* { dg-final { gdb-test 31 "a\[0\]" "4" } } */
  28                                 /* { dg-final { gdb-test 31 "a\[1\]" "5" } } */
  29                                 /* { dg-final { gdb-test 31 "a\[2\]" "6" } } */
  30                                 /* { dg-final { gdb-test 31 "*p" "6" } } */
  31   asm volatile (NOP);           /* { dg-final { gdb-test 31 "*q" "5" } } */
  32   *p += 20;                     /* { dg-final { gdb-test 36 "a\[0\]" "4" } } */
  33                                 /* { dg-final { gdb-test 36 "a\[1\]" "5" } } */
  34                                 /* { dg-final { gdb-test 36 "a\[2\]" "26" } } */
  35                                 /* { dg-final { gdb-test 36 "*p" "26" } } */
  36   asm volatile (NOP);           /* { dg-final { gdb-test 36 "*q" "5" } } */
  37   *q += 20;                     /* { dg-final { gdb-test 45 "a\[0\]" "4" } } */
  38                                 /* { dg-final { gdb-test 45 "a\[1\]" "25" } } */
  39                                 /* { dg-final { gdb-test 45 "a\[2\]" "26" } } */
  40                                 /* { dg-final { gdb-test 45 "*p" "26" } } */
  41                                 /* { dg-final { gdb-test 45 "p\[-1\]" "25" } } */
  42                                 /* { dg-final { gdb-test 45 "p\[-2\]" "4" } } */
  43                                 /* { dg-final { gdb-test 45 "q\[-1\]" "4" } } */
  44                                 /* { dg-final { gdb-test 45 "q\[1\]" "26" } } */
  45   asm volatile (NOP);           /* { dg-final { gdb-test 45 "*q" "25" } } */
  46   return 0;
  47 }