File: pr7284-1.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (25 lines) | stat: -rw-r--r-- 422 bytes parent folder | download | duplicates (12) 
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
 
/* Signed left-shift is implementation-defined in C89 (and see
   DR#081), not undefined.  Bug 7284 from Al Grant (AlGrant at
   myrealbox.com).  */

/* { dg-require-effective-target int32plus } */
/* { dg-options "-std=c89" } */

extern void abort (void);
extern void exit (int);

int
f (int n)
{
  return (n << 24) / (1 << 23);
}

volatile int x = 128;

int
main (void)
{
  if (f(x) != -256)
    abort ();
  exit (0);
}