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MDEV-34206 compile failure: fmt use incompatible with libfmt-10.2.[2]+ (7.1.3 compat)

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Preserve compatibility with 7.1.3 by including the previous non-const
function.

The error was:

fmt/format.h:3466:8: note: candidate function template not
viable: no known conversion from 'const formatter<String, [2 * ...]>' to
'formatter<fmt::basic_string_view<char>, [2 * ...]>' for object argument
 3466 |   auto format(const T& val, FormatContext& ctx) ->
decltype(ctx.out()) {
This commit is contained in:
Daniel Black 2024-05-23 12:13:39 +10:00
parent 4375245d5d
commit f146ba82c4
1 changed files with 6 additions and 0 deletions
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6
sql/item_strfunc.cc
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@ -1386,6 +1386,12 @@ namespace fmt {
string_view name = { c.ptr(), c.length() };
return formatter<string_view>::format(name, ctx);
};
/* needed below function for libfmt-7.1.3 compatibility, (not 9.1.0+) */
template <typename FormatContext>
auto format(String c, FormatContext& ctx) -> decltype(ctx.out()) {
string_view name = { c.ptr(), c.length() };
return formatter<string_view>::format(name, ctx);
};
};
};