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Fix string_view detection with libstdc++ (#1850)

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This commit is contained in:
Mark Harris 2020-09-02 12:10:40 +10:00
parent 6cccdc24bc
commit dd0360d34a
1 changed files with 4 additions and 4 deletions
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8
include/fmt/core.h
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@ -231,6 +231,7 @@
(defined(_MSVC_LANG) && _MSVC_LANG > 201402L && _MSC_VER >= 1910) (defined(_MSVC_LANG) && _MSVC_LANG > 201402L && _MSC_VER >= 1910)
# include <string_view> # include <string_view>
# define FMT_USE_STRING_VIEW # define FMT_USE_STRING_VIEW
// libstdc++ supports experimental/string_view in c++14
#elif FMT_HAS_INCLUDE("experimental/string_view") && __cplusplus >= 201402L #elif FMT_HAS_INCLUDE("experimental/string_view") && __cplusplus >= 201402L
# include <experimental/string_view> # include <experimental/string_view>
# define FMT_USE_EXPERIMENTAL_STRING_VIEW # define FMT_USE_EXPERIMENTAL_STRING_VIEW
@ -846,11 +847,10 @@ template <typename T = char> class counting_buffer : public buffer<T> {
template <typename T> template <typename T>
class buffer_appender : public std::back_insert_iterator<buffer<T>> { class buffer_appender : public std::back_insert_iterator<buffer<T>> {
using base = std::back_insert_iterator<buffer<T>>; using base = std::back_insert_iterator<buffer<T>>;
public: public:
explicit buffer_appender(buffer<T>& buf) explicit buffer_appender(buffer<T>& buf) : base(buf) {}
: base(buf) {} buffer_appender(base it) : base(it) {}
buffer_appender(base it)
: base(it) {}
buffer_appender& operator++() { buffer_appender& operator++() {
base::operator++(); base::operator++();