SPIRV-Tools/test/fuzzers/spvtools_opt_legalization_fuzzer.cpp
Alastair Donaldson f0351b7bc6
Avoid id bound errors during opt fuzzing (#4658)
Use a very large id bound when fuzzing the optimizer, and check that the
input does not ids that are too close to this bound. This should make it
impossible in practice for an id overflow to occur.

Fixes #4657.
2021-12-13 10:56:52 +00:00

28 lines
995 B
C++

// Copyright (c) 2018 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <cinttypes>
#include <cstddef>
#include <functional>
#include "spirv-tools/optimizer.hpp"
#include "test/fuzzers/spvtools_opt_fuzzer_common.h"
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
return spvtools::fuzzers::OptFuzzerTestOneInput(
data, size, [](spvtools::Optimizer& optimizer) -> void {
optimizer.RegisterLegalizationPasses();
});
}