gcc/testsuite/gcc.misc-tests/gcov-32.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

/* { dg-options "--coverage -fpath-coverage -g -O2" } */
/* { dg-do compile } */
/* { dg-require-effective-target sigsetjmp } */

#include <setjmp.h>

extern sigjmp_buf jmpbuf;
typedef void (*sfun) (void);
extern sfun getfn (int);

/* This distilled srunner setup/teardown functions in check-0.15.2.  The
   combination of setjmp, optimization, and debug statements causes a problem
   if the gimple statement iterator is not positioned correctely before adding
   instrumentation code.  */

extern void
debug_after_labels (int *itr)
{
  for (; *itr; ++itr)
    {
      sfun fn = getfn (*itr);
      if (setjmp (jmpbuf) == 0)
	fn ();
    }
}