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From: Vcode2407 <vkslog69@gmail.com>
Subject: [PATCH] Fix fallback uint128 bitwise not in bundled fmt
Origin: https://github.com/fmtlib/fmt/pull/4813
The fallback uint128 type is used on targets without native __int128.
format_hexfloat needs its missing bitwise-not operator.
--- a/3rdparty/fmtlib/fmt/format.h
+++ b/3rdparty/fmtlib/fmt/format.h
@@ -298,6 +298,9 @@ class uint128 {
-> uint128 {
return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_};
}
+ friend constexpr auto operator~(const uint128& n) -> uint128 {
+ return {~n.hi_, ~n.lo_};
+ }
friend FMT_CONSTEXPR auto operator+(const uint128& lhs, const uint128& rhs)
-> uint128 {
auto result = uint128(lhs);
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