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Shamelessly copy Josiah

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jordan4ibanez
2023-11-26 01:34:57 -05:00
parent 650ccf9844
commit d5360a20a6
1080 changed files with 39 additions and 0 deletions
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source/lib/json/tests/thirdparty/Fuzzer/test/ShrinkValueProfileTest.cpp vendored Normal file
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// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
// Test that we can find the minimal item in the corpus (3 bytes: "FUZ").
#include <cstdint>
#include <cstdlib>
#include <cstddef>
#include <cstring>
#include <cstdio>
static volatile uint32_t Sink;
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
if (Size < sizeof(uint32_t)) return 0;
uint32_t X, Y;
size_t Offset = Size < 8 ? 0 : Size / 2;
memcpy(&X, Data + Offset, sizeof(uint32_t));
memcpy(&Y, "FUZZ", sizeof(uint32_t));
Sink = X == Y;
return 0;
}