gcc/testsuite/gcc.target/i386/pr66334.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target ia32 } */
   3 /* { dg-options "-O2 -fpic -fexceptions -fasynchronous-unwind-tables" } */
   4 /* { dg-final { scan-assembler "movl\[ \\t\].+, %ebx" } } */
   5 extern int foo (int);
   6 extern void exit (int __status) __attribute__ ((__nothrow__ )) __attribute__ ((__noreturn__));
   7 struct __pthread_cleanup_frame
   8 {
   9   void (*__cancel_routine) (void *);
  10   void *__cancel_arg;
  11   int __do_it;
  12   int __cancel_type;
  13 };
  14 extern __inline void
  15 __pthread_cleanup_routine (struct __pthread_cleanup_frame *__frame)
  16 {
  17   if (__frame->__do_it)
  18     __frame->__cancel_routine (__frame->__cancel_arg);
  19 }
  20 static int cl_called;
  21
  22 static void
  23 cl (void *arg)
  24 {
  25   ++cl_called;
  26 }
  27
  28
  29 void *
  30 tf_usleep (void *arg)
  31 {
  32
  33   do { struct __pthread_cleanup_frame __clframe __attribute__ ((__cleanup__ (__pthread_cleanup_routine))) = { .__cancel_routine = (cl), .__cancel_arg = (
  34                                                                                                                                                          ((void *)0)), .__do_it = 1 };;
  35
  36     foo (arg == ((void *)0) ? (0x7fffffffL * 2UL + 1UL) : 0);
  37
  38     __clframe.__do_it = (0); } while (0);
  39
  40   exit (1);
  41 }