eb4a9bc343
Summary: This is a compiler-rt part. The clang part is D48958. See [[ https://bugs.llvm.org/show_bug.cgi?id=21530 | PR21530 ]], https://github.com/google/sanitizers/issues/940. Reviewers: #sanitizers, samsonov, vsk, rsmith, pcc, eugenis, kcc, filcab Reviewed By: #sanitizers, vsk, filcab Subscribers: llvm-commits, eugenis, filcab, kubamracek, dberris, #sanitizers, regehr Tags: #sanitizers Differential Revision: https://reviews.llvm.org/D48959 llvm-svn: 338287
28 lines
650 B
C++
28 lines
650 B
C++
// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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// Test for signed-integer-overflow.
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#include <assert.h>
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#include <climits>
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#include <cstddef>
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#include <cstdint>
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#include <cstdlib>
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#include <iostream>
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static volatile int Sink;
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static unsigned char Large = UINT8_MAX;
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
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assert(Data);
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if (Size > 0 && Data[0] == 'H') {
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Sink = 1;
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if (Size > 1 && Data[1] == 'i') {
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Sink = 2;
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if (Size > 2 && Data[2] == '!') {
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Large = Large + 1; // 'char overflow'.
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}
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}
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}
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return 0;
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}
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