| // RUN: %clangxx_asan -O0 %s -o %t |
| // RUN: %env_asan_opts=allocator_may_return_null=0 not %run %t 2>&1 | FileCheck %s |
| // RUN: %env_asan_opts=allocator_may_return_null=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-NULL |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| int main() { |
| void *p = reinterpret_cast<void*>(42); |
| int res = posix_memalign(&p, 17, 100); |
| // CHECK: ERROR: AddressSanitizer: invalid alignment requested in posix_memalign: 17 |
| // CHECK: {{#0 0x.* in .*posix_memalign}} |
| // CHECK: {{#1 0x.* in main .*posix_memalign-alignment.cc:}}[[@LINE-3]] |
| // CHECK: SUMMARY: AddressSanitizer: invalid-posix-memalign-alignment |
| |
| printf("pointer after failed posix_memalign: %zd\n", (size_t)p); |
| // CHECK-NULL: pointer after failed posix_memalign: 42 |
| |
| return 0; |
| } |
