47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
/*
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* Copyright (c) 2017 Trail of Bits, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <deepstate/DeepState.hpp>
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using namespace deepstate;
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DEEPSTATE_NOINLINE int ident1(int x) {
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return x;
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}
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DEEPSTATE_NOINLINE int ident2(int x) {
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return x;
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}
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TEST(SignedInteger, AdditionOverflow) {
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Symbolic<int> x;
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int y = ident1(x) + ident2(x); // Can overflow!
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ASSERT_GE(y, 0)
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<< "Found y=" << y << " was not always positive.";
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}
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TEST(SignedInteger, MultiplicationOverflow) {
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Symbolic<int> x;
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int y = ident1(x) * ident2(x); // Can overflow!
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ASSERT_GE(y, 0)
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<< x << " squared overflowed.";
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}
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int main(int argc, char *argv[]) {
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DeepState_InitOptions(argc, argv);
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return DeepState_Run();
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}
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