gcc/testsuite/gcc.target/i386/pr55142-1.c

   1 /* { dg-do compile { target { ! ia32 } } } */
   2 /* { dg-require-effective-target maybe_x32 } */
   3 /* { dg-require-effective-target fpic } */
   4 /* { dg-options "-O2 -mx32 -maddress-mode=long -fpic" } */
   5
   6 typedef int int32_t;
   7 typedef unsigned int uint32_t;
   8 typedef int32_t Elf32_Sword;
   9 typedef struct
  10 {
  11   Elf32_Sword d_tag;
  12 } Elf32_Dyn;
  13 struct link_map
  14 {
  15   Elf32_Dyn *l_ld;
  16   Elf32_Dyn *l_info[34];
  17 };
  18 extern struct link_map _dl_rtld_map __attribute__ ((visibility ("hidden")));
  19 static void elf_get_dynamic_info (struct link_map *l)
  20 {
  21   Elf32_Dyn *dyn = l->l_ld;
  22   Elf32_Dyn **info;
  23   info = l->l_info;
  24   while (dyn->d_tag != 0)
  25     {
  26       if ((uint32_t) (0x6ffffeff - dyn->d_tag) < 11)
  27         info[0x6ffffeff - dyn->d_tag + 12] = dyn;
  28       ++dyn;
  29     }
  30 }
  31 void
  32 foo (void)
  33 {
  34   elf_get_dynamic_info (&_dl_rtld_map);
  35 }