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