Fix "unsafe narrowing" warnings in absl, 11/n.

Addresses failures with the following, in some files:
-Wshorten-64-to-32
-Wimplicit-int-conversion
-Wsign-compare
-Wsign-conversion
-Wtautological-unsigned-zero-compare

(This specific CL focuses on the logging facility.)

Bug: chromium:1292951
PiperOrigin-RevId: 479384741
Change-Id: Id450438ea3781ce25137366ca16757e810020ad4

1 files changed, 12 insertions, 11 deletions

diff --git a/absl/log/internal/log_format.cc b/absl/log/internal/log_format.cc
index b10a656b..5d40d253 100644
--- a/absl/log/internal/log_format.cc
+++ b/absl/log/internal/log_format.cc
@@ -78,7 +78,7 @@ size_t FormatBoundedFields(absl::LogSeverity severity, absl::Time timestamp,
         absl::LogSeverityName(severity)[0], static_cast<int>(tv.tv_sec),
         static_cast<int>(tv.tv_usec), static_cast<int>(tid));
     if (snprintf_result >= 0) {
-      buf.remove_prefix(snprintf_result);
+      buf.remove_prefix(static_cast<size_t>(snprintf_result));
       return static_cast<size_t>(snprintf_result);
     }
     return 0;
@@ -87,26 +87,27 @@ size_t FormatBoundedFields(absl::LogSeverity severity, absl::Time timestamp,
   char* p = buf.data();
   *p++ = absl::LogSeverityName(severity)[0];
   const absl::TimeZone::CivilInfo ci = tz->At(timestamp);
-  absl::numbers_internal::PutTwoDigits(ci.cs.month(), p);
+  absl::numbers_internal::PutTwoDigits(static_cast<size_t>(ci.cs.month()), p);
   p += 2;
-  absl::numbers_internal::PutTwoDigits(ci.cs.day(), p);
+  absl::numbers_internal::PutTwoDigits(static_cast<size_t>(ci.cs.day()), p);
   p += 2;
   *p++ = ' ';
-  absl::numbers_internal::PutTwoDigits(ci.cs.hour(), p);
+  absl::numbers_internal::PutTwoDigits(static_cast<size_t>(ci.cs.hour()), p);
   p += 2;
   *p++ = ':';
-  absl::numbers_internal::PutTwoDigits(ci.cs.minute(), p);
+  absl::numbers_internal::PutTwoDigits(static_cast<size_t>(ci.cs.minute()), p);
   p += 2;
   *p++ = ':';
-  absl::numbers_internal::PutTwoDigits(ci.cs.second(), p);
+  absl::numbers_internal::PutTwoDigits(static_cast<size_t>(ci.cs.second()), p);
   p += 2;
   *p++ = '.';
   const int64_t usecs = absl::ToInt64Microseconds(ci.subsecond);
-  absl::numbers_internal::PutTwoDigits(usecs / 10000, p);
+  absl::numbers_internal::PutTwoDigits(static_cast<size_t>(usecs / 10000), p);
   p += 2;
-  absl::numbers_internal::PutTwoDigits(usecs / 100 % 100, p);
+  absl::numbers_internal::PutTwoDigits(static_cast<size_t>(usecs / 100 % 100),
+                                       p);
   p += 2;
-  absl::numbers_internal::PutTwoDigits(usecs % 100, p);
+  absl::numbers_internal::PutTwoDigits(static_cast<size_t>(usecs % 100), p);
   p += 2;
   *p++ = ' ';
   constexpr bool unsigned_tid_t = !std::is_signed<log_internal::Tid>::value;
@@ -118,7 +119,7 @@ size_t FormatBoundedFields(absl::LogSeverity severity, absl::Time timestamp,
   if ((unsigned_tid_t || tid > -100000) && tid < 1000000) *p++ = ' ';
   p = absl::numbers_internal::FastIntToBuffer(tid, p);
   *p++ = ' ';
-  const size_t bytes_formatted = p - buf.data();
+  const size_t bytes_formatted = static_cast<size_t>(p - buf.data());
   buf.remove_prefix(bytes_formatted);
   return bytes_formatted;
 }
@@ -146,7 +147,7 @@ size_t FormatLineNumber(int line, absl::Span<char>& buf) {
   p = absl::numbers_internal::FastIntToBuffer(line, p);
   *p++ = ']';
   *p++ = ' ';
-  const size_t bytes_formatted = p - buf.data();
+  const size_t bytes_formatted = static_cast<size_t>(p - buf.data());
   buf.remove_prefix(bytes_formatted);
   return bytes_formatted;
 }