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22 lines
727 B
22 lines
727 B
4 months ago
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// RUN: %clangxx_asan -O0 %s -o %t
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// RUN: %env_asan_opts=allocator_may_return_null=0 not %run %t 2>&1 | FileCheck %s
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// RUN: %env_asan_opts=allocator_may_return_null=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-NULL
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// REQUIRES: stable-runtime
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#include <stdio.h>
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#include <stdlib.h>
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int main() {
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void *p = calloc(-1, 1000);
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// CHECK: {{ERROR: AddressSanitizer: calloc parameters overflow: count \* size \(.* \* 1000\) cannot be represented in type size_t}}
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// CHECK: {{#0 0x.* in .*calloc}}
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// CHECK: {{#1 0x.* in main .*calloc-overflow.cpp:}}[[@LINE-3]]
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// CHECK: SUMMARY: AddressSanitizer: calloc-overflow
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printf("calloc returned: %zu\n", (size_t)p);
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// CHECK-NULL: calloc returned: 0
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return 0;
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}
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