File: main.c

package info (click to toggle)
cbmc 5.10-5
  • links: PTS
  • area: main
  • in suites: buster
  • size: 73,416 kB
  • sloc: cpp: 264,330; ansic: 38,268; java: 19,025; python: 4,539; yacc: 4,275; makefile: 2,547; lex: 2,394; sh: 932; perl: 525; xml: 289; pascal: 169
file content (23 lines) | stat: -rw-r--r-- 362 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
#include <assert.h>
#include <stdint.h>

union mix {
  float f;
  uint32_t i;
};

int f00 (float a, float b) {
  float sum = a + b;
  union mix m;
  m.f = sum;
  assert(m.i != 0x80000000);

  return 1;
}

int main (void) {
  // The sum should be a positive zero,
  // unless we round towards minus infinity.
  f00(-0x1.6b890ep+29, 0x1.6b890ep+29);
  return 0;
}