gcc/testsuite/gcc.target/arm/naked-2.c

   1 /* Verify that __attribute__((naked)) produces a naked function
   2    that does not use bx to return. Naked functions could be used
   3    to implement interrupt routines and must not return using bx.  */
   4 /* { dg-do compile } */
   5 /* { dg-options "-O0" } */
   6 /* Use more arguments than we have argument registers.  */
   7 int __attribute__((naked)) foo(int a, int b, int c, int d, int e, int f)
   8 {
   9   __asm__ volatile ("@ naked");
  10 }
  11 /* { dg-final { scan-assembler "\t@ naked" } } */
  12 /* { dg-final { scan-assembler-not "\tbx\tlr" } } */