Googletest export

Merge b8ca465e73ac0954a0c9eec2a84bdd8913d5763b into 90a443f9c2437ca8a682a1ac625eba64e1d74a8a

Closes #2396

COPYBARA_INTEGRATE_REVIEW=https://github.com/google/googletest/pull/2396 from kuzkry:custom-type-traits-true/false_type-and-bool_constant b8ca465e73ac0954a0c9eec2a84bdd8913d5763b
PiperOrigin-RevId: 265064856

1 files changed, 8 insertions, 13 deletions

diff --git a/googlemock/include/gmock/internal/gmock-internal-utils.h b/googlemock/include/gmock/internal/gmock-internal-utils.h
index 5386f48f..cea8ef6e 100644
--- a/googlemock/include/gmock/internal/gmock-internal-utils.h
+++ b/googlemock/include/gmock/internal/gmock-internal-utils.h
@@ -170,27 +170,27 @@ GMOCK_DECLARE_KIND_(long double, kFloatingPoint);
 // From, and kToKind is the kind of To; the value is
 // implementation-defined when the above pre-condition is violated.
 template <TypeKind kFromKind, typename From, TypeKind kToKind, typename To>
-struct LosslessArithmeticConvertibleImpl : public false_type {};
+struct LosslessArithmeticConvertibleImpl : public std::false_type {};
 
 // Converting bool to bool is lossless.
 template <>
 struct LosslessArithmeticConvertibleImpl<kBool, bool, kBool, bool>
-    : public true_type {};  // NOLINT
+    : public std::true_type {};
 
 // Converting bool to any integer type is lossless.
 template <typename To>
 struct LosslessArithmeticConvertibleImpl<kBool, bool, kInteger, To>
-    : public true_type {};  // NOLINT
+    : public std::true_type {};
 
 // Converting bool to any floating-point type is lossless.
 template <typename To>
 struct LosslessArithmeticConvertibleImpl<kBool, bool, kFloatingPoint, To>
-    : public true_type {};  // NOLINT
+    : public std::true_type {};
 
 // Converting an integer to bool is lossy.
 template <typename From>
 struct LosslessArithmeticConvertibleImpl<kInteger, From, kBool, bool>
-    : public false_type {};  // NOLINT
+    : public std::false_type {};
 
 // Converting an integer to another non-bool integer is lossless if
 // the target type's range encloses the source type's range.
@@ -211,17 +211,17 @@ struct LosslessArithmeticConvertibleImpl<kInteger, From, kInteger, To>
 // the format of a floating-point number is implementation-defined.
 template <typename From, typename To>
 struct LosslessArithmeticConvertibleImpl<kInteger, From, kFloatingPoint, To>
-    : public false_type {};  // NOLINT
+    : public std::false_type {};
 
 // Converting a floating-point to bool is lossy.
 template <typename From>
 struct LosslessArithmeticConvertibleImpl<kFloatingPoint, From, kBool, bool>
-    : public false_type {};  // NOLINT
+    : public std::false_type {};
 
 // Converting a floating-point to an integer is lossy.
 template <typename From, typename To>
 struct LosslessArithmeticConvertibleImpl<kFloatingPoint, From, kInteger, To>
-    : public false_type {};  // NOLINT
+    : public std::false_type {};
 
 // Converting a floating-point to another floating-point is lossless
 // if the target type is at least as big as the source type.
@@ -470,11 +470,6 @@ struct RemoveConstFromKey<std::pair<const K, V> > {
   typedef std::pair<K, V> type;
 };
 
-// Mapping from booleans to types. Similar to boost::bool_<kValue> and
-// std::integral_constant<bool, kValue>.
-template <bool kValue>
-struct BooleanConstant {};
-
 // Emit an assertion failure due to incorrect DoDefault() usage. Out-of-lined to
 // reduce code size.
 GTEST_API_ void IllegalDoDefault(const char* file, int line);