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38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
// Copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// This file is meant for analyzing the code generated by the CHECK
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// macros in a small executable file that's easy to disassemble.
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#include "base/compiler_specific.h"
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#include "base/logging.h"
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// An official build shouldn't generate code to print out messages for
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// the CHECK* macros, nor should it have the strings in the
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// executable. It is also important that the CHECK() function collapse to the
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// same implementation as RELEASE_ASSERT(), in particular on Windows x86.
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// Historically, the stream eating caused additional unnecessary instructions.
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// See https://crbug.com/672699.
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#define BLINK_RELEASE_ASSERT_EQUIVALENT(assertion) \
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(UNLIKELY(!(assertion)) ? (IMMEDIATE_CRASH()) : (void)0)
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void DoCheck(bool b) {
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CHECK(b) << "DoCheck " << b;
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}
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void DoBlinkReleaseAssert(bool b) {
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BLINK_RELEASE_ASSERT_EQUIVALENT(b);
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}
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void DoCheckEq(int x, int y) {
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CHECK_EQ(x, y);
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}
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int main(int argc, const char* argv[]) {
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DoCheck(argc > 1);
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DoCheckEq(argc, 1);
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DoBlinkReleaseAssert(argc > 1);
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}
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