1 | // https://github.com/google/sanitizers/issues/925 |
2 | // RUN: %clang_asan -O0 %s -o %t && %run %t 2>&1 |
3 | |
4 | // REQUIRES: aarch64-target-arch || x86_64-target-arch || i386-target-arch || arm-target-arch || riscv64-target-arch || loongarch64-target-arch |
5 | |
6 | #include <assert.h> |
7 | #include <sys/types.h> |
8 | #include <sys/wait.h> |
9 | #include <unistd.h> |
10 | #include <stdio.h> |
11 | #include <sanitizer/asan_interface.h> |
12 | |
13 | __attribute__((noinline, no_sanitize("address" ))) void child() { |
14 | alignas(8) char x[100000]; |
15 | __asan_poison_memory_region(addr: x, size: sizeof(x)); |
16 | _exit(status: 0); |
17 | } |
18 | |
19 | __attribute__((noinline, no_sanitize("address" ))) void parent() { |
20 | alignas(8) char x[100000]; |
21 | assert(__asan_address_is_poisoned(x + 5000) == 0); |
22 | } |
23 | |
24 | int main(int argc, char **argv) { |
25 | if (vfork()) |
26 | parent(); |
27 | else |
28 | child(); |
29 | |
30 | return 0; |
31 | } |
32 | |