File: ftrapv-1.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A14.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,099,328 kB
  • sloc: cpp: 3,627,108; ansic: 2,571,498; ada: 834,230; f90: 235,082; makefile: 79,231; asm: 74,984; xml: 51,692; exp: 39,736; sh: 33,298; objc: 15,629; python: 15,069; fortran: 14,429; pascal: 7,003; awk: 5,070; perl: 3,106; ml: 285; lisp: 253; lex: 204; haskell: 135
file content (37 lines) | stat: -rw-r--r-- 744 bytes parent folder | download | duplicates (2) 
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
26
27
28
29
30
31
32
33
34
35
36
37
 
/* { dg-do run } */
/* { dg-additional-options "-ftrapv -fno-ipa-vrp" } */
/* { dg-require-effective-target trapping } */
/* { dg-require-fork "" } */

#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/wait.h>

/* Verify SImode operations properly trap.  PR middle-end/52478  */

/* Disallow inlining/cloning which would constant propagate and trigger
   unrelated bugs.  */

int __attribute__((noipa))
iaddv (int a, int b)
{
  return a + b;
}

int main(void)
{
  pid_t child = fork ();
  int status = 0;
  if (child == 0)
    {
      volatile int x = iaddv (__INT_MAX__, 1);
      exit (0);
    }
  else if (child == -1)
    return 0;
  if (wait (&status) == child 
      && status == 0)
    abort ();
  return 0;
}