gcc/testsuite/gcc.target/i386/iinline-attr-2.c

   1 /* Verify that alignment flags are set when  attribute __optimize is used.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2"  } */
   4
   5 extern void non_existent(int);
   6
   7 __attribute__ ((__optimize__ ("O2")))
   8 static void hooray ()
   9 {
  10   non_existent (1);
  11 }
  12
  13 __attribute__ ((__optimize__ ("O2")))
  14 static void hiphip (void (*f)())
  15 {
  16   non_existent (2);
  17   f ();
  18 }
  19
  20 __attribute__ ((__optimize__ ("O2")))
  21 int test (void)
  22 {
  23   hiphip (hooray);
  24   return 0;
  25 }
  26
  27 /* { dg-final { scan-assembler "p2align" } } */
  28
  29