Export of internal Abseil changes

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0b13723ab1ca5231950c3ef76e57c415ce36d9d2 by Abseil Team <absl-team@google.com>:

Fix documentation typo

PiperOrigin-RevId: 348003868

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2ad4875258ffd604b19f57d7cfbb9f9a093ff880 by Derek Mauro <dmauro@google.com>:

Add missing #include <assert.h>

Note: This file is sometimes used from C so we can't use <cassert>
PiperOrigin-RevId: 347931562

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4d0c777a3645bddea9d0d6c49ec8ef3afea8c0b7 by Chris Kennelly <ckennelly@google.com>:

Use unsigned types for BitMask helper functions.

Additionally, explicitly perform narrowing cast.  T will always have fewer than
2^32 bits.

PiperOrigin-RevId: 347913413

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80c44b0b066485a25baff56d475b67be2ad027e7 by Abseil Team <absl-team@google.com>:

Stash errno for a larger scope.

Also adjust the test to account for EXPECT_* possibly modifying errno as well.

PiperOrigin-RevId: 347899763
GitOrigin-RevId: 0b13723ab1ca5231950c3ef76e57c415ce36d9d2
Change-Id: I9e7c0e5d45ac778644f3ad72d215378a8cf8a7d4

1 files changed, 1 insertions, 1 deletions

diff --git a/absl/base/internal/strerror.cc b/absl/base/internal/strerror.cc
index d66ba120..0d6226fd 100644
--- a/absl/base/internal/strerror.cc
+++ b/absl/base/internal/strerror.cc
@@ -51,7 +51,6 @@ const char* StrErrorAdaptor(int errnum, char* buf, size_t buflen) {
 }
 
 std::string StrErrorInternal(int errnum) {
-  absl::base_internal::ErrnoSaver errno_saver;
   char buf[100];
   const char* str = StrErrorAdaptor(errnum, buf, sizeof buf);
   if (*str == '\0') {
@@ -76,6 +75,7 @@ std::array<std::string, kSysNerr>* NewStrErrorTable() {
 }  // namespace
 
 std::string StrError(int errnum) {
+  absl::base_internal::ErrnoSaver errno_saver;
   static const auto* table = NewStrErrorTable();
   if (errnum >= 0 && errnum < static_cast<int>(table->size())) {
     return (*table)[errnum];