gcc/testsuite/gcc.dg/pr44974.c

   1 /* PR middle-end/44974 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O -fno-optimize-sibling-calls" } */
   4
   5 extern void foo (int status) __attribute__ ((__noreturn__,__noinline__));
   6 extern void bar (int status) __attribute__ ((__noreturn__,__noinline__));
   7 extern void _Exit (int status) __attribute__ ((__noreturn__,__noinline__));
   8
   9 void
  10 foo (int status)
  11 {
  12   _Exit (status);
  13 }
  14
  15 void
  16 _Exit (int status)
  17 {
  18   bar (status);
  19 }
  20
  21 /* { dg-final { scan-assembler "call\[^\n\]*_Exit" { target i?86-*-* x86_64-*-* ia64-*-* sparc*-*-* } } } */
  22 /* { dg-final { scan-assembler "bl\[^\n\]*_Exit" { target powerpc*-*-* } } } */
  23 /* { dg-final { scan-assembler "brasl\[^\n\]*_Exit" { target { s390*-*-* && lp64 } } } } */