File: ok.c

package info (click to toggle)
sparse 0.6.4-5
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 5,868 kB
  • sloc: ansic: 46,050; sh: 614; python: 301; perl: 293; makefile: 279
file content (22 lines) | stat: -rw-r--r-- 389 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
 
static void ok(int x)
{
	__assert((~x) == (~0 - x));	// true but not simplified yet
	__assert_eq(~x, ~0 - x);
	__assert_const(x & 0, 0);
}

static void always(int x)
{
	__assert((x - x) == 0);		// true and simplified
}

static void assumed(int x, int a, int b)
{
	__assume((a & ~b) == 0);
	__assert_eq((x ^ a) | b, x | b);
}

/*
 * check-name: scheck-ok
 * check-command: scheck $file
 */