153770e78SNico Weber // RUN: %clangxx_hwasan -O0 %s -o %t 253770e78SNico Weber // RUN: %env_hwasan_opts=allocator_may_return_null=0 not %run %t 2>&1 | FileCheck %s 353770e78SNico Weber // RUN: %env_hwasan_opts=allocator_may_return_null=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-NULL 453770e78SNico Weber 553770e78SNico Weber // REQUIRES: stable-runtime 653770e78SNico Weber 753770e78SNico Weber #include <stdio.h> 853770e78SNico Weber #include <stdlib.h> 953770e78SNico Weber main()1053770e78SNico Weberint main() { 1153770e78SNico Weber void *p = reinterpret_cast<void*>(42); 1253770e78SNico Weber int res = posix_memalign(&p, 17, 100); 1353770e78SNico Weber // CHECK: ERROR: HWAddressSanitizer: invalid alignment requested in posix_memalign: 17 1453770e78SNico Weber // CHECK: {{#0 0x.* in .*posix_memalign}} 15efba6421SVitaly Buka // CHECK: {{#1 0x.* in main .*posix_memalign-alignment.cpp:}}[[@LINE-3]] 1653770e78SNico Weber // CHECK: SUMMARY: HWAddressSanitizer: invalid-posix-memalign-alignment 1753770e78SNico Weber 18*96a4167bSMatt Morehouse printf("pointer after failed posix_memalign: %zd\n", (size_t)p); 1953770e78SNico Weber // CHECK-NULL: pointer after failed posix_memalign: 42 2053770e78SNico Weber 2153770e78SNico Weber return 0; 2253770e78SNico Weber } 23