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externals: Update mcl to 0.1.7

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Merge commit '5da4668a0d928ffa527ca03642902c92c4b78a64'
This commit is contained in:
Merry 2022-04-23 18:39:02 +01:00
commit da45f689b9
2 changed files with 7 additions and 11 deletions
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2
externals/mcl/CMakeLists.txt vendored
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@ -1,7 +1,7 @@
cmake_minimum_required(VERSION 3.12 FATAL_ERROR) cmake_minimum_required(VERSION 3.12 FATAL_ERROR)
include(GNUInstallDirs) include(GNUInstallDirs)
project(mcl LANGUAGES CXX VERSION 0.1.6) project(mcl LANGUAGES CXX VERSION 0.1.7)
# Project options # Project options
option(MCL_WARNINGS_AS_ERRORS "Warnings as errors" ON) option(MCL_WARNINGS_AS_ERRORS "Warnings as errors" ON)

16
externals/mcl/include/mcl/bit/bit_field.hpp vendored
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@ -143,11 +143,9 @@ template<size_t bit_count, BitIntegral T>
constexpr T sign_extend(T value) { constexpr T sign_extend(T value) {
static_assert(bit_count != 0, "cannot sign-extend zero-sized value"); static_assert(bit_count != 0, "cannot sign-extend zero-sized value");
constexpr T m = ones<bit_count, T>(); using S = std::make_signed_t<T>;
if (get_bit<bit_count - 1, T>(value)) { constexpr size_t shift_amount = bitsizeof<T> - bit_count;
return value | ~m; return static_cast<T>(static_cast<S>(value << shift_amount) >> shift_amount);
}
return value;
} }
/// Sign-extends a value that has bit_count bits to the full bitwidth of type T. /// Sign-extends a value that has bit_count bits to the full bitwidth of type T.
@ -155,11 +153,9 @@ template<BitIntegral T>
constexpr T sign_extend(size_t bit_count, T value) { constexpr T sign_extend(size_t bit_count, T value) {
ASSERT_MSG(bit_count != 0, "cannot sign-extend zero-sized value"); ASSERT_MSG(bit_count != 0, "cannot sign-extend zero-sized value");
const T m = ones<T>(bit_count); using S = std::make_signed_t<T>;
if (get_bit<T>(bit_count - 1, value)) { const size_t shift_amount = bitsizeof<T> - bit_count;
return value | ~m; return static_cast<T>(static_cast<S>(value << shift_amount) >> shift_amount);
}
return value;
} }
/// Replicate an element across a value of type T. /// Replicate an element across a value of type T.