ld/testsuite/ld-ifunc/lib.c

   1 int
   2 library_func1 (void)
   3 {
   4   return 2;
   5 }
   6
   7 int global = 1;
   8
   9 #ifdef WITH_IFUNC
  10
  11 static int minus_one (void) { return -1; }
  12 static int zero (void) { return 0; }
  13
  14 void * library_func2_ifunc (void) __asm__ ("library_func2");
  15 void * library_func2_ifunc (void) { return global ? minus_one : zero ; }
  16 __asm__(".type library_func2, %gnu_indirect_function");
  17
  18 extern int library_func2 (int);
  19 extern __typeof (library_func2) library_func2 __asm__ ("__GI_library_func2");
  20
  21 __asm__(".global __GI_library_func2");
  22 __asm__(".hidden __GI_library_func2");
  23 __asm__("__GI_library_func2 = library_func2");
  24
  25 int
  26 library_func (int x)
  27 {
  28   return library_func2 (x);
  29 }
  30
  31 #else /* WITHOUT_IFUNC */
  32
  33 int
  34 library_func2 (void)
  35 {
  36   return 3;
  37 }
  38
  39 #endif