File: fncall.c

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (28 lines) | stat: -rw-r--r-- 608 bytes parent folder | download | duplicates (20) 
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
 
// RUN: %clang_dfsan %s -o %t && %run %t
//
// Tests that labels are propagated through function calls.

#include <sanitizer/dfsan_interface.h>
#include <assert.h>

int f(int x) {
  int j = 2;
  dfsan_label j_label = 2;
  dfsan_set_label(j_label, &j, sizeof(j));
  return x + j;
}

int main(void) {
  int i = 1;
  dfsan_label i_label = 4;
  dfsan_set_label(i_label, &i, sizeof(i));

  dfsan_label ij_label = dfsan_get_label(f(i));
  assert(dfsan_has_label(ij_label, i_label));

  /* Must be consistent with the one in f(). */
  dfsan_label j_label = 2;
  assert(dfsan_has_label(ij_label, 2));

  return 0;
}