1*53770e78SNico Weber // RUN: %clangxx_hwasan -O0 %s -o %t
2*53770e78SNico Weber // RUN: %env_hwasan_opts=allocator_may_return_null=0 not %run %t 2>&1 | FileCheck %s
3*53770e78SNico Weber // RUN: %env_hwasan_opts=allocator_may_return_null=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-NULL
4*53770e78SNico Weber 
5*53770e78SNico Weber // UNSUPPORTED: android
6*53770e78SNico Weber 
7*53770e78SNico Weber // REQUIRES: stable-runtime
8*53770e78SNico Weber 
9*53770e78SNico Weber #include <stdio.h>
10*53770e78SNico Weber #include <stdlib.h>
11*53770e78SNico Weber 
12*53770e78SNico Weber extern void *aligned_alloc(size_t alignment, size_t size);
13*53770e78SNico Weber 
14*53770e78SNico Weber int main() {
15*53770e78SNico Weber   void *p = aligned_alloc(17, 100);
16*53770e78SNico Weber   // CHECK: ERROR: HWAddressSanitizer: invalid alignment requested in aligned_alloc: 17
17*53770e78SNico Weber   // CHECK: {{#0 0x.* in .*}}{{aligned_alloc|memalign}}
18*53770e78SNico Weber   // CHECK: {{#1 0x.* in main .*aligned_alloc-alignment.cc:}}[[@LINE-3]]
19*53770e78SNico Weber   // CHECK: SUMMARY: HWAddressSanitizer: invalid-aligned-alloc-alignment
20*53770e78SNico Weber 
21*53770e78SNico Weber   printf("pointer after failed aligned_alloc: %zd\n", (size_t)p);
22*53770e78SNico Weber   // CHECK-NULL: pointer after failed aligned_alloc: 0
23*53770e78SNico Weber 
24*53770e78SNico Weber   return 0;
25*53770e78SNico Weber }
26