gcc/testsuite/gcc.target/arm/cold-lc.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -mlong-calls" } */
   3 /* { dg-final { scan-assembler-not "bl\[^\n\]*dump_stack" } } */
   4
   5 extern void dump_stack (void) __attribute__ ((__cold__)) __attribute__ ((noinline));
   6 struct thread_info {
   7     struct task_struct *task;
   8 };
   9 extern struct thread_info *current_thread_info (void);
  10 extern int show_stack (struct task_struct *, unsigned long *);
  11
  12 void dump_stack (void)
  13 {
  14   unsigned long stack;
  15   show_stack ((current_thread_info ()->task), &stack);
  16 }
  17
  18 void die (char *str, void *fp, int nr)
  19 {
  20   if (nr)
  21     dump_stack ();
  22   while (1);
  23 }
  24