Abseil Common Libraries (C++) (grcp 依赖)
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50 lines
1.4 KiB
50 lines
1.4 KiB
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// Copyright 2018 The Abseil Authors. |
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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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// https://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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#include "absl/debugging/internal/stack_consumption.h" |
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#ifdef ABSL_INTERNAL_HAVE_DEBUGGING_STACK_CONSUMPTION |
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#include <string.h> |
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#include "gtest/gtest.h" |
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#include "absl/base/internal/raw_logging.h" |
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namespace absl { |
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ABSL_NAMESPACE_BEGIN |
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namespace debugging_internal { |
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namespace { |
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static void SimpleSignalHandler(int signo) { |
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char buf[100]; |
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memset(buf, 'a', sizeof(buf)); |
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// Never true, but prevents compiler from optimizing buf out. |
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if (signo == 0) { |
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ABSL_RAW_LOG(INFO, "%p", static_cast<void*>(buf)); |
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} |
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} |
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TEST(SignalHandlerStackConsumptionTest, MeasuresStackConsumption) { |
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// Our handler should consume reasonable number of bytes. |
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EXPECT_GE(GetSignalHandlerStackConsumption(SimpleSignalHandler), 100); |
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} |
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} // namespace |
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} // namespace debugging_internal |
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ABSL_NAMESPACE_END |
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} // namespace absl |
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#endif // ABSL_INTERNAL_HAVE_DEBUGGING_STACK_CONSUMPTION
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