gcc/testsuite/gcc.target/s390/function-align1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -march=z13"  } */
   3
   4 #include <assert.h>
   5 #include <stdint.h>
   6
   7 __attribute__((noinline))
   8 void foo1 () {}
   9
  10 __attribute__((noinline))
  11 __attribute__((optimize("align-functions=32")))
  12 void foo2 () {}
  13
  14 int main ()
  15 {
  16   foo1 ();
  17   foo2 ();
  18
  19   void *f = &foo1;
  20   void *g = &foo2;
  21
  22   assert (((uintptr_t)f % 16) == 0);
  23   assert (((uintptr_t)g % 32) == 0);
  24 }