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Export of internal Abseil changes

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a85860e450815776c8753f34348f41ab0e918d36 by Gennadiy Rozental <rogeeff@google.com>:

Rename ComamndLineFlag's interface SetFromString as ParseFrom.

This is the name approved by C++ API review.

PiperOrigin-RevId: 301543521

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28f31bae2a136854fd89f0a32f281d12a40f702c by Abseil Team <absl-team@google.com>:

Internal change

PiperOrigin-RevId: 301524919

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a68da3d6fbbca4c5f41a20e99ed72bb1c5dd1165 by Abseil Team <absl-team@google.com>:

Introduce absl::base_internal::StrError, a portability wrapper around the various thread-safe alternatives to C89's strerror.

PiperOrigin-RevId: 301513962

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92ccac3b6eb18cb41cddedbfdab53b9ad481505d by Andy Getzendanner <durandal@google.com>:

Introduce absl::base_internal::StrError, a portability wrapper around the various thread-safe alternatives to C89's strerror.

PiperOrigin-RevId: 301493389

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8e196def47c250941202840d6a1de686d681cd3e by Abseil Team <absl-team@google.com>:

Internal change

PiperOrigin-RevId: 301363394

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dd1dcffa6c47675ba4d198730a301bd408142298 by Gennadiy Rozental <rogeeff@google.com>:

Add validation for size of void* to match the size of free function pointer.

PiperOrigin-RevId: 301341331
GitOrigin-RevId: a85860e450815776c8753f34348f41ab0e918d36
Change-Id: I27c9d1365d3c9b4328d1587ab3ac38e2d09a6ec2
This commit is contained in:
Abseil Team 2020-03-18 01:31:55 -07:00 • committed by vslashg
parent 7853a7586c
commit 2d2a8aea29
15 changed files with 379 additions and 52 deletions
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38
absl/base/internal/strerror_benchmark.cc Normal file
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// Copyright 2020 The Abseil Authors.
//
// 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
//
// https://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 <cerrno>
#include <cstdio>
#include <string>
#include "absl/base/internal/strerror.h"
#include "benchmark/benchmark.h"
namespace {
#if defined(__GLIBC__) || defined(__APPLE__)
void BM_SysErrList(benchmark::State& state) {
for (auto _ : state) {
benchmark::DoNotOptimize(std::string(sys_errlist[ERANGE]));
}
}
BENCHMARK(BM_SysErrList);
#endif
void BM_AbslStrError(benchmark::State& state) {
for (auto _ : state) {
benchmark::DoNotOptimize(absl::base_internal::StrError(ERANGE));
}
}
BENCHMARK(BM_AbslStrError);
} // namespace