File: msan_print_shadow3.cpp

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (16 lines) | stat: -rw-r--r-- 466 bytes parent folder | download | duplicates (11) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
// RUN: %clangxx_msan -O0 -g %s -o %t && %run %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out

#include <stdint.h>
#include <sanitizer/msan_interface.h>

int main(void) {
  unsigned long long x = 0; // For 8-byte alignment.
  char x_s[4] = {0x77, 0x65, 0x43, 0x21};
  __msan_partial_poison(&x, &x_s, sizeof(x_s));
  __msan_print_shadow(&x, sizeof(x_s));
  return 0;
}

// CHECK: Shadow map of [{{.*}}), 4 bytes:
// CHECK: 0x{{.*}}: 77654321 ........ ........ ........