forked from OSchip/llvm-project
19 lines
439 B
C++
19 lines
439 B
C++
// REQUIRES: gwp_asan
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// RUN: %clangxx_gwp_asan %s -o %t
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// RUN: %expect_crash %run %t 2>&1 | FileCheck %s
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// CHECK: GWP-ASan detected a memory error
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// CHECK: Buffer Underflow at 0x{{[a-f0-9]+}} (1 byte to the left
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// CHECK-SAME: of a {{[1-9][0-9]*}}-byte allocation
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#include <cstdlib>
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#include "page_size.h"
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int main() {
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char *Ptr =
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reinterpret_cast<char *>(malloc(pageSize()));
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volatile char x = *(Ptr - 1);
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return 0;
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}
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