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authorJonathan Wakely <jwakely@redhat.com>2020-02-07 20:50:00 +0000
committerJonathan Wakely <jwakely@redhat.com>2020-02-20 11:30:19 +0000
commit20fa41e61fd2d2839ca47e0dfac6976c552ab648 (patch)
tree8dc61858d3c05872376e7a1c188076f22a617b18
parentc7b591f3868f778ce89b14cbfb81d8e96d0daad2 (diff)
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libstdc++: Remove std::type_info::operator!= for C++20
This function can be synthesized by the compiler now. * libsupc++/typeinfo (type_info::operator!=): Remove for C++20.
-rw-r--r--libstdc++-v3/ChangeLog2
-rw-r--r--libstdc++-v3/libsupc++/typeinfo3
2 files changed, 5 insertions, 0 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index a80c608..0ad5ffe 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,5 +1,7 @@
2020-02-20 Jonathan Wakely <jwakely@redhat.com>
+ * libsupc++/typeinfo (type_info::operator!=): Remove for C++20.
+
* include/std/thread (thread::id::operator<=>): Define for C++20.
* testsuite/30_threads/thread/id/70294.cc: Do not take addresses of
functions in namespace std.
diff --git a/libstdc++-v3/libsupc++/typeinfo b/libstdc++-v3/libsupc++/typeinfo
index 0f523d7..5a64e9f 100644
--- a/libstdc++-v3/libsupc++/typeinfo
+++ b/libstdc++-v3/libsupc++/typeinfo
@@ -133,8 +133,11 @@ namespace std
{ return __name == __arg.__name; }
#endif
#endif
+
+#if __cpp_impl_three_way_comparison < 201907L
bool operator!=(const type_info& __arg) const _GLIBCXX_NOEXCEPT
{ return !operator==(__arg); }
+#endif
#if __cplusplus >= 201103L
size_t hash_code() const noexcept