mirror of
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4febb34583
sed -i '' -E -e 's/Copyright (\(c\) )?([0-9-]+),? (Google|The Chromium Authors).*(\r)?$/Copyright \2 Google LLC\4/' -e '/^((\/\/|#| \*) )?All rights reserved\.?\r?$/d' -e 's/name of Google Inc\. nor the/name of Google LLC nor the/' -e 's/POSSIBILITY OF SUCH DAMAGE$/POSSIBILITY OF SUCH DAMAGE./' $(git grep -El 'Copyright (\(c\) )?([0-9-]+),? (Google|The Chromium Authors).*$')
Plus manual fixes for src/processor/disassembler_x86.{cc,h}.
Plus some conversions from CRLF to LF line endings in .cc and .h files.
Bug: chromium:1098010
Change-Id: I8030e804eecd9f5a1ec9d66ae166efd8418c2a67
Reviewed-on: https://chromium-review.googlesource.com/c/breakpad/breakpad/+/3878302
Reviewed-by: Mike Frysinger <vapier@chromium.org>
72 lines
3.1 KiB
C++
72 lines
3.1 KiB
C++
// Copyright 2022 Google LLC
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google LLC nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// safe_math_unittest.cc: Unit tests for SafeMath
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#include "safe_math.h"
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#include "breakpad_googletest_includes.h"
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namespace {
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using google_breakpad::AddIgnoringOverflow;
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using google_breakpad::AddWithOverflowCheck;
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TEST(SafeMath, AddOverflowWorksAsIntended) {
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EXPECT_EQ(AddWithOverflowCheck<uint8_t>(0, 0),
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std::make_pair<uint8_t>(0, false));
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EXPECT_EQ(AddWithOverflowCheck<uint8_t>(0, 255),
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std::make_pair<uint8_t>(255, false));
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EXPECT_EQ(AddWithOverflowCheck<uint8_t>(1, 255),
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std::make_pair<uint8_t>(0, true));
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EXPECT_EQ(AddWithOverflowCheck<int8_t>(-128, 127),
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std::make_pair<int8_t>(-1, false));
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EXPECT_EQ(AddWithOverflowCheck<int8_t>(127, -128),
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std::make_pair<int8_t>(-1, false));
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EXPECT_EQ(AddWithOverflowCheck<int8_t>(1, -128),
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std::make_pair<int8_t>(-127, false));
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EXPECT_EQ(AddWithOverflowCheck<int8_t>(127, -1),
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std::make_pair<int8_t>(126, false));
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EXPECT_EQ(AddWithOverflowCheck<int8_t>(-128, -1),
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std::make_pair<int8_t>(127, true));
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EXPECT_EQ(AddWithOverflowCheck<int8_t>(-128, -128),
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std::make_pair<int8_t>(0, true));
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EXPECT_EQ(AddWithOverflowCheck<int8_t>(127, 1),
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std::make_pair<int8_t>(-128, true));
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EXPECT_EQ(AddWithOverflowCheck<int8_t>(127, 127),
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std::make_pair<int8_t>(-2, true));
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}
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TEST(SafeMath, AddIgnoringOverflowWorksAsIntended) {
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EXPECT_EQ(AddIgnoringOverflow<uint8_t>(0, 0), 0);
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EXPECT_EQ(AddIgnoringOverflow<uint8_t>(0, 255), 255);
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EXPECT_EQ(AddIgnoringOverflow<uint8_t>(1, 255), 0);
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}
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} // namespace
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