Export of internal Abseil changes

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20b3acaff75d05315f272747956b01405adccafb by Greg Falcon <gfalcon@google.com>:

Re-import of CCTZ from GitHub, with new ABSL_NAMESPACE_ transform applied.

PiperOrigin-RevId: 285564474

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4d9e3fcabcea33c8b0b69f094ad2eddc0fa19557 by Derek Mauro <dmauro@google.com>:

Moves the disabling of a warning to before the function begins.

MSVC apparently requires this for warnings in the range 4700-4999.
https://docs.microsoft.com/en-us/cpp/preprocessor/warning?redirectedfrom=MSDN&view=vs-2019

PiperOrigin-RevId: 285516232

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4a060cbeda76e89693c50276ae5b62cbf0fff39a by Derek Mauro <dmauro@google.com>:

MSVC: Fixes uniform_real_distribution_test in opt mode

Disables a constant arithmetic overflow warning in a test that tests
the behavior on overflow. This should be tested because a user might
have this warning disabled.

PiperOrigin-RevId: 285452242

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548ab2f4cbe59bd6f6bf493af4f9ea765c4fa949 by Andy Soffer <asoffer@google.com>:

Release absl::bind_front, a C++11-compliant work-alike type for the C++20
std::bind_front.

PiperOrigin-RevId: 285247872
GitOrigin-RevId: 20b3acaff75d05315f272747956b01405adccafb
Change-Id: I00fe45939246cba9bfc7be375d67787d2eb57cd3

1 files changed, 15 insertions, 12 deletions

diff --git a/absl/time/internal/cctz/src/time_zone_format.cc b/absl/time/internal/cctz/src/time_zone_format.cc
index 84e280b..950b23a 100644
--- a/absl/time/internal/cctz/src/time_zone_format.cc
+++ b/absl/time/internal/cctz/src/time_zone_format.cc
@@ -13,17 +13,18 @@
 //   limitations under the License.
 
 #if !defined(HAS_STRPTIME)
-# if !defined(_MSC_VER) && !defined(__MINGW32__)
-#  define HAS_STRPTIME 1  // assume everyone has strptime() except windows
-# endif
+#if !defined(_MSC_VER) && !defined(__MINGW32__)
+#define HAS_STRPTIME 1  // assume everyone has strptime() except windows
+#endif
 #endif
 
 #if defined(HAS_STRPTIME) && HAS_STRPTIME
-# if !defined(_XOPEN_SOURCE)
-#  define _XOPEN_SOURCE  // Definedness suffices for strptime.
-# endif
+#if !defined(_XOPEN_SOURCE)
+#define _XOPEN_SOURCE  // Definedness suffices for strptime.
+#endif
 #endif
 
+#include "absl/base/config.h"
 #include "absl/time/internal/cctz/include/cctz/time_zone.h"
 
 // Include time.h directly since, by C++ standards, ctime doesn't have to
@@ -48,6 +49,7 @@
 #include "time_zone_if.h"
 
 namespace absl {
+ABSL_NAMESPACE_BEGIN
 namespace time_internal {
 namespace cctz {
 namespace detail {
@@ -502,8 +504,9 @@ std::string format(const std::string& format, const time_point<seconds>& tp,
           bp = ep;
           if (n > 0) {
             if (n > kDigits10_64) n = kDigits10_64;
-            bp = Format64(bp, n, (n > 15) ? fs.count() * kExp10[n - 15]
-                                          : fs.count() / kExp10[15 - n]);
+            bp = Format64(bp, n,
+                          (n > 15) ? fs.count() * kExp10[n - 15]
+                                   : fs.count() / kExp10[15 - n]);
             if (*np == 'S') *--bp = '.';
           }
           if (*np == 'S') bp = Format02d(bp, al.cs.second());
@@ -720,10 +723,9 @@ bool parse(const std::string& format, const std::string& input,
         data = ParseZone(data, &zone);
         continue;
       case 's':
-        data = ParseInt(data, 0,
-                        std::numeric_limits<std::int_fast64_t>::min(),
-                        std::numeric_limits<std::int_fast64_t>::max(),
-                        &percent_s);
+        data =
+            ParseInt(data, 0, std::numeric_limits<std::int_fast64_t>::min(),
+                     std::numeric_limits<std::int_fast64_t>::max(), &percent_s);
         if (data != nullptr) saw_percent_s = true;
         continue;
       case ':':
@@ -916,4 +918,5 @@ bool parse(const std::string& format, const std::string& input,
 }  // namespace detail
 }  // namespace cctz
 }  // namespace time_internal
+ABSL_NAMESPACE_END
 }  // namespace absl