Export of internal Abseil changes

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bc74316103bbda92541896f588f71c9d45bea768 by Gennadiy Civil <misterg@google.com>:

Manually fixing the BUILD.bazel files

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d41bf9ea916a0dc8c69e6ba77f58f9d55649880e by Shaindel Schwartz <shaindel@google.com>:

Minor cleanup to miscellaneous BUILD files.

PiperOrigin-RevId: 266420157

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08a8dc2cbd48d27e1115809f9ca8d178551cd66e by Gennadiy Civil <misterg@google.com>:

Internal Change
BEGIN_PUBLIC
Internal Change
END_PUBLIC

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8617d58fde1ece40e4aa79eaa5e250b42d19835f by Shaindel Schwartz <shaindel@google.com>:

Internal Change
BEGIN_PUBLIC
Internal Change
END_PUBLIC

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3a0fc7d48bdc70c4f7dffc219578693dea84eb2d by Derek Mauro <dmauro@google.com>:

Implement absl::string_view::at()

PiperOrigin-RevId: 266024644

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ba53a9da8ede8fe7b8971eaab6b3a1fa34763ff6 by Andy Soffer <asoffer@google.com>:

Remove forcing of optimization levels in MSVC.

PiperOrigin-RevId: 265927588

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df86f2046b54bba7da2e345040806d43470de5c0 by Shaindel Schwartz <shaindel@google.com>:

Internal change

PiperOrigin-RevId: 265811077

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e2e3a6e8194363e7c6377672560c806d638a7c74 by Derek Mauro <dmauro@google.com>:

Remove ABI unsafe mixed exceptions mode compilation.
Testing will now be done on CI with the exceptions flag set globally.

PiperOrigin-RevId: 265796079
GitOrigin-RevId: bc74316103bbda92541896f588f71c9d45bea768
Change-Id: Ibccd00f4829520454aa55c4f55c7cb2dc9c6b65a

absl/container/BUILD.bazel

@@ -19,8 +19,6 @@ load(
     "//absl:copts/configure_copts.bzl",
     "ABSL_DEFAULT_COPTS",
     "ABSL_DEFAULT_LINKOPTS",
-    "ABSL_EXCEPTIONS_FLAG",
-    "ABSL_EXCEPTIONS_FLAG_LINKOPTS",
     "ABSL_TEST_COPTS",
 )
 
@@ -72,20 +70,6 @@ cc_library(
 cc_test(
     name = "fixed_array_test",
     srcs = ["fixed_array_test.cc"],
-    copts = ABSL_TEST_COPTS + ABSL_EXCEPTIONS_FLAG,
-    linkopts = ABSL_EXCEPTIONS_FLAG_LINKOPTS + ABSL_DEFAULT_LINKOPTS,
-    deps = [
-        ":fixed_array",
-        "//absl/base:exception_testing",
-        "//absl/hash:hash_testing",
-        "//absl/memory",
-        "@com_google_googletest//:gtest_main",
-    ],
-)
-
-cc_test(
-    name = "fixed_array_test_noexceptions",
-    srcs = ["fixed_array_test.cc"],
     copts = ABSL_TEST_COPTS,
     linkopts = ABSL_DEFAULT_LINKOPTS,
     deps = [
@@ -100,10 +84,11 @@ cc_test(
 cc_test(
     name = "fixed_array_exception_safety_test",
     srcs = ["fixed_array_exception_safety_test.cc"],
-    copts = ABSL_TEST_COPTS + ABSL_EXCEPTIONS_FLAG,
-    linkopts = ABSL_EXCEPTIONS_FLAG_LINKOPTS + ABSL_DEFAULT_LINKOPTS,
+    copts = ABSL_TEST_COPTS,
+    linkopts = ABSL_DEFAULT_LINKOPTS,
     deps = [
         ":fixed_array",
+        "//absl/base:config",
         "//absl/base:exception_safety_testing",
         "@com_google_googletest//:gtest_main",
     ],
@@ -161,25 +146,6 @@ cc_library(
 cc_test(
     name = "inlined_vector_test",
     srcs = ["inlined_vector_test.cc"],
-    copts = ABSL_TEST_COPTS + ABSL_EXCEPTIONS_FLAG,
-    linkopts = ABSL_EXCEPTIONS_FLAG_LINKOPTS + ABSL_DEFAULT_LINKOPTS,
-    deps = [
-        ":counting_allocator",
-        ":inlined_vector",
-        ":test_instance_tracker",
-        "//absl/base:core_headers",
-        "//absl/base:exception_testing",
-        "//absl/base:raw_logging_internal",
-        "//absl/hash:hash_testing",
-        "//absl/memory",
-        "//absl/strings",
-        "@com_google_googletest//:gtest_main",
-    ],
-)
-
-cc_test(
-    name = "inlined_vector_test_noexceptions",
-    srcs = ["inlined_vector_test.cc"],
     copts = ABSL_TEST_COPTS,
     linkopts = ABSL_DEFAULT_LINKOPTS,
     deps = [
@@ -214,9 +180,10 @@ cc_test(
 cc_test(
     name = "inlined_vector_exception_safety_test",
     srcs = ["inlined_vector_exception_safety_test.cc"],
-    copts = ABSL_TEST_COPTS + ABSL_EXCEPTIONS_FLAG,
+    copts = ABSL_TEST_COPTS,
     deps = [
         ":inlined_vector",
+        "//absl/base:config",
         "//absl/base:exception_safety_testing",
         "@com_google_googletest//:gtest_main",
     ],
@@ -878,7 +845,7 @@ cc_test(
     srcs = [
         "btree_test.cc",
     ],
-    copts = ABSL_TEST_COPTS + ["-fexceptions"],
+    copts = ABSL_TEST_COPTS,
     linkopts = ABSL_DEFAULT_LINKOPTS,
     shard_count = 10,
     visibility = ["//visibility:private"],

absl/container/CMakeLists.txt

@@ -141,24 +141,6 @@ absl_cc_test(
     fixed_array_test
   SRCS
     "fixed_array_test.cc"
-  COPTS
-    ${ABSL_TEST_COPTS}
-    ${ABSL_EXCEPTIONS_FLAG}
-  LINKOPTS
-    ${ABSL_EXCEPTIONS_FLAG_LINKOPTS}
-  DEPS
-    absl::fixed_array
-    absl::exception_testing
-    absl::hash_testing
-    absl::memory
-    gmock_main
-)
-
-absl_cc_test(
-  NAME
-    fixed_array_test_noexceptions
-  SRCS
-    "fixed_array_test.cc"
   COPTS
     ${ABSL_TEST_COPTS}
   DEPS
@@ -176,11 +158,9 @@ absl_cc_test(
     "fixed_array_exception_safety_test.cc"
   COPTS
     ${ABSL_TEST_COPTS}
-    ${ABSL_EXCEPTIONS_FLAG}
-  LINKOPTS
-    ${ABSL_EXCEPTIONS_FLAG_LINKOPTS}
   DEPS
     absl::fixed_array
+    absl::config
     absl::exception_safety_testing
     gmock_main
 )
@@ -233,9 +213,6 @@ absl_cc_test(
     "inlined_vector_test.cc"
   COPTS
     ${ABSL_TEST_COPTS}
-    ${ABSL_EXCEPTIONS_FLAG}
-  LINKOPTS
-    ${ABSL_EXCEPTIONS_FLAG_LINKOPTS}
   DEPS
     absl::counting_allocator
     absl::inlined_vector
@@ -249,25 +226,6 @@ absl_cc_test(
     gmock_main
 )
 
-absl_cc_test(
-  NAME
-    inlined_vector_test_noexceptions
-  SRCS
-    "inlined_vector_test.cc"
-  COPTS
-    ${ABSL_TEST_COPTS}
-  DEPS
-    absl::inlined_vector
-    absl::test_instance_tracker
-    absl::core_headers
-    absl::exception_testing
-    absl::hash_testing
-    absl::memory
-    absl::raw_logging_internal
-    absl::strings
-    gmock_main
-)
-
 absl_cc_test(
   NAME
     inlined_vector_exception_safety_test
@@ -275,11 +233,9 @@ absl_cc_test(
     "inlined_vector_exception_safety_test.cc"
   COPTS
     ${ABSL_TEST_COPTS}
-    ${ABSL_EXCEPTIONS_FLAG}
-  LINKOPTS
-    ${ABSL_EXCEPTIONS_FLAG_LINKOPTS}
   DEPS
     absl::inlined_vector
+    absl::config
     absl::exception_safety_testing
     gmock_main
 )

absl/container/fixed_array_exception_safety_test.cc

@@ -12,11 +12,16 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include "absl/container/fixed_array.h"
+
+#include "absl/base/config.h"
+
+#ifdef ABSL_HAVE_EXCEPTIONS
+
 #include <initializer_list>
 
 #include "gtest/gtest.h"
 #include "absl/base/internal/exception_safety_testing.h"
-#include "absl/container/fixed_array.h"
 
 namespace absl {
 
@@ -114,3 +119,5 @@ TEST(FixedArrayExceptionSafety, Fill) {
 }  // namespace
 
 }  // namespace absl
+
+#endif  // ABSL_HAVE_EXCEPTIONS

absl/container/inlined_vector_exception_safety_test.cc

@@ -12,6 +12,12 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include "absl/container/inlined_vector.h"
+
+#include "absl/base/config.h"
+
+#ifdef ABSL_HAVE_EXCEPTIONS
+
 #include <array>
 #include <initializer_list>
 #include <iterator>
@@ -20,7 +26,6 @@
 
 #include "gtest/gtest.h"
 #include "absl/base/internal/exception_safety_testing.h"
-#include "absl/container/inlined_vector.h"
 
 namespace {
 
@@ -487,3 +492,5 @@ TYPED_TEST(TwoSizeTest, Swap) {
 }
 
 }  // namespace
+
+#endif  // ABSL_HAVE_EXCEPTIONS