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| author | Jonathan Wakely <jwakely@redhat.com> | 2022-01-18 15:34:24 +0000 |
|---|---|---|
| committer | Jonathan Wakely <jwakely@redhat.com> | 2022-01-18 16:31:03 +0000 |
| commit | e13e95bd274148a825bc9527efac49e99080dd64 (patch) | |
| tree | 73e8cc16b9e64cfcf8d34a384aa9e674411adef8 /libstdc++-v3 | |
| parent | 302343d8dd30e34516f74a61ec758d80a6c4d1db (diff) | |
| download | gcc-e13e95bd274148a825bc9527efac49e99080dd64.zip gcc-e13e95bd274148a825bc9527efac49e99080dd64.tar.gz gcc-e13e95bd274148a825bc9527efac49e99080dd64.tar.bz2 | |
libstdc++: Use __cpp_lib_concepts in std::reverse_iterator [PR104098]
We should not assume that std::iter_value_t etc. are defined
unconditionally for C++20 mode.
libstdc++-v3/ChangeLog:
PR libstdc++/104098
* include/bits/stl_iterator.h (reverse_iterator): Check
__cpp_lib_concepts instead of __cplusplus.
Diffstat (limited to 'libstdc++-v3')
| -rw-r--r-- | libstdc++-v3/include/bits/stl_iterator.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libstdc++-v3/include/bits/stl_iterator.h b/libstdc++-v3/include/bits/stl_iterator.h index 549a391..266ddd0 100644 --- a/libstdc++-v3/include/bits/stl_iterator.h +++ b/libstdc++-v3/include/bits/stl_iterator.h @@ -94,7 +94,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * @{ */ -#if __cplusplus > 201703L && __cpp_lib_concepts +#if __cpp_lib_concepts namespace __detail { // Weaken iterator_category _Cat to _Limit if it is derived from that, @@ -155,7 +155,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION public: typedef _Iterator iterator_type; typedef typename __traits_type::pointer pointer; -#if __cplusplus <= 201703L +#if ! __cpp_lib_concepts typedef typename __traits_type::difference_type difference_type; typedef typename __traits_type::reference reference; #else |