LWG 4274 was approved in Kona 2025 but I implemented the resolution back
in 2023 for PR libstdc++/108265. This just adds a comment noting that we
implement the resolution.
libstdc++-v3/ChangeLog:
* include/std/chrono (hh_mm_ss): Add comment about LWG 4274.
---
Tested x86_64-linux. Pushed to trunk.
libstdc++-v3/include/std/chrono | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libstdc++-v3/include/std/chrono b/libstdc++-v3/include/std/chrono
index ef4f7a3fdefa..573bcfc7c4bc 100644
--- a/libstdc++-v3/include/std/chrono
+++ b/libstdc++-v3/include/std/chrono
@@ -2361,6 +2361,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
_M_ss._M_r = duration_cast<precision>(__ss).count();
}
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 4274. hh_mm_ss constructor is ill-formed for unsigned durations
static constexpr _Duration
_S_abs(_Duration __d)
{
--
2.53.0
