Export of internal Abseil changes.

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906c47420646d510edd2479d5542c56f5fa31b65 by CJ Johnson <johnsoncj@google.com>:

Import of CCTZ from GitHub.

PiperOrigin-RevId: 216573923

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74560d4afd2b605909e677c6fc3076049fb3010a by Eric Fiselier <ericwf@google.com>:

Avoid -Wformat-pedantic in benchmark.

PiperOrigin-RevId: 216523769

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9bcc9da8b03e6d1ea43ee78931256c5541cb9686 by Eric Fiselier <ericwf@google.com>:

Delete unused CityHash functions.

PiperOrigin-RevId: 216464492

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a42563b394c89fbb4c55cb5a6a5edbf96d271eea by Abseil Team <absl-team@google.com>:

Introduce new Abseil interfaces for converting between civil
times and absolute times.s

Deprecates absl::ConvertDateTime() and absl::FromDateTime().

PiperOrigin-RevId: 216424948

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088e11235124267517d7f137854fa5554679c24f by Eric Fiselier <ericwf@google.com>:

Remove unneeded break statements in test.

PiperOrigin-RevId: 216403321
GitOrigin-RevId: 906c47420646d510edd2479d5542c56f5fa31b65
Change-Id: Idb44420be623e369c66f5a9c92bdc9ab46d3ec92

1 files changed, 6 insertions, 18 deletions

diff --git a/absl/container/internal/raw_hash_set_test.cc b/absl/container/internal/raw_hash_set_test.cc
index cd33a3acb917..90917b705039 100644
--- a/absl/container/internal/raw_hash_set_test.cc
+++ b/absl/container/internal/raw_hash_set_test.cc
@@ -1029,7 +1029,6 @@ ExpectedStats XorSeedExpectedStats() {
           {{0.95, 0.1}},
           {{0.95, 0}, {0.99, 2}, {0.999, 4}, {0.9999, 10}}};
       }
-      break;
     case 16:
       if (kRandomizesInserts) {
         return {0.1,
@@ -1042,10 +1041,8 @@ ExpectedStats XorSeedExpectedStats() {
                 {{0.95, 0.05}},
                 {{0.95, 0}, {0.99, 1}, {0.999, 4}, {0.9999, 10}}};
       }
-      break;
-    default:
-      ABSL_RAW_LOG(FATAL, "%s", "Unknown Group width");
   }
+  ABSL_RAW_LOG(FATAL, "%s", "Unknown Group width");
   return {};
 }
 TEST(Table, DISABLED_EnsureNonQuadraticTopNXorSeedByProbeSeqLength) {
@@ -1125,7 +1122,6 @@ ExpectedStats LinearTransformExpectedStats() {
                 {{0.95, 0.3}},
                 {{0.95, 0}, {0.99, 3}, {0.999, 15}, {0.9999, 25}}};
       }
-      break;
     case 16:
       if (kRandomizesInserts) {
         return {0.1,
@@ -1138,10 +1134,8 @@ ExpectedStats LinearTransformExpectedStats() {
                 {{0.95, 0.1}},
                 {{0.95, 0}, {0.99, 1}, {0.999, 6}, {0.9999, 10}}};
       }
-      break;
-    default:
-      ABSL_RAW_LOG(FATAL, "%s", "Unknown Group width");
   }
+  ABSL_RAW_LOG(FATAL, "%s", "Unknown Group width");
   return {};
 }
 TEST(Table, DISABLED_EnsureNonQuadraticTopNLinearTransformByProbeSeqLength) {
@@ -1834,18 +1828,15 @@ std::vector<std::pair<double, double>> StringTablePefectRatios() {
       } else {
         return {{0.995, 0.01}, {0.97, 0.01}, {0.89, 0.02}};
       }
-      break;
     case 16:
       if (kRandomizesInserts) {
         return {{0.973, 0.01}, {0.965, 0.01}, {0.92, 0.02}};
       } else {
         return {{0.995, 0.005}, {0.99, 0.005}, {0.94, 0.01}};
       }
-      break;
-    default:
-      // Ignore anything else.
-      return {};
   }
+  ABSL_RAW_LOG(FATAL, "%s", "Unknown Group width");
+  return {};
 }
 
 // This is almost a change detector, but it allows us to know how we are
@@ -1884,18 +1875,15 @@ std::vector<std::pair<double, double>> IntTablePefectRatios() {
       } else {
         return {{0.99, 0.01}, {0.99, 0.01}, {0.95, 0.02}};
       }
-      break;
     case 16:
       if (kRandomizesInserts) {
         return {{0.98, 0.02}, {0.978, 0.02}, {0.96, 0.02}};
       } else {
         return {{0.998, 0.003}, {0.995, 0.01}, {0.975, 0.02}};
       }
-      break;
-    default:
-      // Ignore anything else.
-      return {};
   }
+  ABSL_RAW_LOG(FATAL, "%s", "Unknown Group width");
+  return {};
 }
 
 // This is almost a change detector, but it allows us to know how we are