gcc/testsuite/gcc.dg/attr-ifunc-5.c

   1 /* { dg-do run }  */
   2 /* { dg-require-ifunc "" } */
   3 /* { dg-options "" } */
   4
   5 #include <stdio.h>
   6
   7 static int implementation (void)
   8 {
   9   printf ("'ere I am JH\n");
  10   return 0;
  11 }
  12
  13 static __typeof__ (implementation)* resolver (void)
  14 {
  15   return (void *)implementation;
  16 }
  17
  18 extern int magic (void) __attribute__ ((ifunc ("resolver"),visibility ("hidden")));
  19
  20 int main ()
  21 {
  22   return magic () != 0;
  23 }