* [committed] libstdc++: Ignore -Wignored-qualifiers warning in <variant>
@ 2022-11-02 12:56 Jonathan Wakely
0 siblings, 0 replies; only message in thread
From: Jonathan Wakely @ 2022-11-02 12:56 UTC (permalink / raw)
To: libstdc++, gcc-patches
Tested powerpc64le-linux. Pushed to trunk.
-- >8 --
The warning is wrong here, the qualifier serves a purpose and is not
ignored (c.f. PR c++/107492).
libstdc++-v3/ChangeLog:
* include/std/variant (__variant::_Multi_array::__untag_result):
Use pragma to suppress warning.
---
libstdc++-v3/include/std/variant | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libstdc++-v3/include/std/variant b/libstdc++-v3/include/std/variant
index c234b54421e..ba8492b6985 100644
--- a/libstdc++-v3/include/std/variant
+++ b/libstdc++-v3/include/std/variant
@@ -831,10 +831,13 @@ namespace __variant
: false_type
{ using element_type = _Tp; };
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wignored-qualifiers"
template <typename... _Args>
struct __untag_result<const void(*)(_Args...)>
: false_type
{ using element_type = void(*)(_Args...); };
+#pragma GCC diagnostic pop
template <typename... _Args>
struct __untag_result<__variant_cookie(*)(_Args...)>
--
2.38.1
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2022-11-02 12:56 [committed] libstdc++: Ignore -Wignored-qualifiers warning in <variant> Jonathan Wakely
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