ld/testsuite/ld-elf/pr18718.c

   1 #include <stdio.h>
   2 #include <stdint.h>
   3
   4 extern void foo (void);
   5 extern void check_ptr_eq (void (*) (void), void (*) (void));
   6
   7 void
   8 new_foo (void)
   9 {
  10 }
  11
  12 __asm__(".symver new_foo, foo@@VERS_2.0");
  13 #if defined __powerpc64__ && defined _CALL_AIXDESC && !defined _CALL_LINUX
  14 __asm__(".symver .new_foo, .foo@@VERS_2.0");
  15 #endif
  16
  17 #if defined(__GNUC__) && (__GNUC__ * 1000 + __GNUC_MINOR__) >= 4005
  18 __attribute__ ((noinline, noclone))
  19 #else
  20 __attribute__ ((noinline))
  21 #endif
  22 int
  23 bar (void)
  24 {
  25   return (intptr_t) &foo == 0x12345678 ? 1 : 0;
  26 }
  27
  28 int
  29 main(void)
  30 {
  31   bar ();
  32   check_ptr_eq (&foo, &new_foo);
  33   printf("PASS\n");
  34   return 0;
  35 }