| // 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 |
| |
| // REQUIRES: stable-runtime |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| static const size_t kMaxAllowedMallocSizePlusOne = |
| #if __LP64__ || defined(_WIN64) |
| (1ULL << 40) + 1; |
| #else |
| (3UL << 30) + 1; |
| #endif |
| |
| int main() { |
| void *p = malloc(kMaxAllowedMallocSizePlusOne); |
| // CHECK: {{ERROR: AddressSanitizer: requested allocation size .* \(.* after adjustments for alignment, red zones etc\.\) exceeds maximum supported size}} |
| // CHECK: {{#0 0x.* in .*malloc}} |
| // CHECK: {{#1 0x.* in main .*malloc-size-too-big.cpp:}}[[@LINE-3]] |
| // CHECK: SUMMARY: AddressSanitizer: allocation-size-too-big |
| |
| printf("malloc returned: %zu\n", (size_t)p); |
| // CHECK-NULL: malloc returned: 0 |
| |
| return 0; |
| } |