File: region_store_overflow.c

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (16 lines) | stat: -rw-r--r-- 381 bytes parent folder | download | duplicates (20) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
// RUN: %clang_analyze_cc1 -analyze -analyzer-checker=core -verify %s

int **h;
int overflow_in_memregion(long j) {
  for (int l = 0;; ++l) {
    if (j - l > 0)
      return h[j - l][0]; // no-crash
  }
  return 0;
}

void rdar39593879(long long *d) {
  long e, f;
  e = f = d[1]; // no-crash
  for (; d[e];) f-- > 0; // expected-warning{{relational comparison result unused}}; 
}