aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/restricted/abseil-cpp/absl/random/internal/traits.h
diff options
context:
space:
mode:
authoranastasy888 <anastasy888@yandex-team.ru>2022-02-10 16:45:54 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:45:54 +0300
commit49f765d71da452ea93138a25559dfa68dd76c7f3 (patch)
tree1016041feb637349e401dcc0fa85217dd2c2c639 /contrib/restricted/abseil-cpp/absl/random/internal/traits.h
parent7353a3fdea9c67c256980c00a2b3b67f09b23a27 (diff)
downloadydb-49f765d71da452ea93138a25559dfa68dd76c7f3.tar.gz
Restoring authorship annotation for <anastasy888@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/restricted/abseil-cpp/absl/random/internal/traits.h')
-rw-r--r--contrib/restricted/abseil-cpp/absl/random/internal/traits.h198
1 files changed, 99 insertions, 99 deletions
diff --git a/contrib/restricted/abseil-cpp/absl/random/internal/traits.h b/contrib/restricted/abseil-cpp/absl/random/internal/traits.h
index 75772bd9ab..aa39823632 100644
--- a/contrib/restricted/abseil-cpp/absl/random/internal/traits.h
+++ b/contrib/restricted/abseil-cpp/absl/random/internal/traits.h
@@ -1,101 +1,101 @@
-// Copyright 2017 The Abseil Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// https://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#ifndef ABSL_RANDOM_INTERNAL_TRAITS_H_
-#define ABSL_RANDOM_INTERNAL_TRAITS_H_
-
-#include <cstdint>
-#include <limits>
-#include <type_traits>
-
-#include "absl/base/config.h"
-
-namespace absl {
+// Copyright 2017 The Abseil Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef ABSL_RANDOM_INTERNAL_TRAITS_H_
+#define ABSL_RANDOM_INTERNAL_TRAITS_H_
+
+#include <cstdint>
+#include <limits>
+#include <type_traits>
+
+#include "absl/base/config.h"
+
+namespace absl {
ABSL_NAMESPACE_BEGIN
-namespace random_internal {
-
-// random_internal::is_widening_convertible<A, B>
-//
-// Returns whether a type A is widening-convertible to a type B.
-//
-// A is widening-convertible to B means:
-// A a = <any number>;
-// B b = a;
-// A c = b;
-// EXPECT_EQ(a, c);
-template <typename A, typename B>
-class is_widening_convertible {
- // As long as there are enough bits in the exact part of a number:
- // - unsigned can fit in float, signed, unsigned
- // - signed can fit in float, signed
- // - float can fit in float
- // So we define rank to be:
- // - rank(float) -> 2
- // - rank(signed) -> 1
- // - rank(unsigned) -> 0
- template <class T>
- static constexpr int rank() {
- return !std::numeric_limits<T>::is_integer +
- std::numeric_limits<T>::is_signed;
- }
-
- public:
- // If an arithmetic-type B can represent at least as many digits as a type A,
- // and B belongs to a rank no lower than A, then A can be safely represented
- // by B through a widening-conversion.
- static constexpr bool value =
- std::numeric_limits<A>::digits <= std::numeric_limits<B>::digits &&
- rank<A>() <= rank<B>();
-};
-
-// unsigned_bits<N>::type returns the unsigned int type with the indicated
-// number of bits.
-template <size_t N>
-struct unsigned_bits;
-
-template <>
-struct unsigned_bits<8> {
- using type = uint8_t;
-};
-template <>
-struct unsigned_bits<16> {
- using type = uint16_t;
-};
-template <>
-struct unsigned_bits<32> {
- using type = uint32_t;
-};
-template <>
-struct unsigned_bits<64> {
- using type = uint64_t;
-};
-
-#ifdef ABSL_HAVE_INTRINSIC_INT128
-template <>
-struct unsigned_bits<128> {
- using type = __uint128_t;
-};
-#endif
-
-template <typename IntType>
-struct make_unsigned_bits {
- using type = typename unsigned_bits<std::numeric_limits<
- typename std::make_unsigned<IntType>::type>::digits>::type;
-};
-
-} // namespace random_internal
+namespace random_internal {
+
+// random_internal::is_widening_convertible<A, B>
+//
+// Returns whether a type A is widening-convertible to a type B.
+//
+// A is widening-convertible to B means:
+// A a = <any number>;
+// B b = a;
+// A c = b;
+// EXPECT_EQ(a, c);
+template <typename A, typename B>
+class is_widening_convertible {
+ // As long as there are enough bits in the exact part of a number:
+ // - unsigned can fit in float, signed, unsigned
+ // - signed can fit in float, signed
+ // - float can fit in float
+ // So we define rank to be:
+ // - rank(float) -> 2
+ // - rank(signed) -> 1
+ // - rank(unsigned) -> 0
+ template <class T>
+ static constexpr int rank() {
+ return !std::numeric_limits<T>::is_integer +
+ std::numeric_limits<T>::is_signed;
+ }
+
+ public:
+ // If an arithmetic-type B can represent at least as many digits as a type A,
+ // and B belongs to a rank no lower than A, then A can be safely represented
+ // by B through a widening-conversion.
+ static constexpr bool value =
+ std::numeric_limits<A>::digits <= std::numeric_limits<B>::digits &&
+ rank<A>() <= rank<B>();
+};
+
+// unsigned_bits<N>::type returns the unsigned int type with the indicated
+// number of bits.
+template <size_t N>
+struct unsigned_bits;
+
+template <>
+struct unsigned_bits<8> {
+ using type = uint8_t;
+};
+template <>
+struct unsigned_bits<16> {
+ using type = uint16_t;
+};
+template <>
+struct unsigned_bits<32> {
+ using type = uint32_t;
+};
+template <>
+struct unsigned_bits<64> {
+ using type = uint64_t;
+};
+
+#ifdef ABSL_HAVE_INTRINSIC_INT128
+template <>
+struct unsigned_bits<128> {
+ using type = __uint128_t;
+};
+#endif
+
+template <typename IntType>
+struct make_unsigned_bits {
+ using type = typename unsigned_bits<std::numeric_limits<
+ typename std::make_unsigned<IntType>::type>::digits>::type;
+};
+
+} // namespace random_internal
ABSL_NAMESPACE_END
-} // namespace absl
-
-#endif // ABSL_RANDOM_INTERNAL_TRAITS_H_
+} // namespace absl
+
+#endif // ABSL_RANDOM_INTERNAL_TRAITS_H_