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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug libstdc++/107901] std::format isn't usable on 16-bit targets Date: Mon, 28 Nov 2022 21:11:05 +0000 [thread overview] Message-ID: <bug-107901-4-m0OMsB6OfY@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-107901-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107901 Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Last reconfirmed| |2022-11-28 Status|UNCONFIRMED |NEW --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- This allows the file to be compiled: --- a/libstdc++-v3/include/std/format +++ b/libstdc++-v3/include/std/format @@ -3035,12 +3035,21 @@ namespace __format case _Arg_ull: return std::forward<_Visitor>(__vis)(_M_val._M_ull); case _Arg_flt: - return std::forward<_Visitor>(__vis)(_M_val._M_flt); + if constexpr (__formattable_float<float>) + return std::forward<_Visitor>(__vis)(_M_val._M_flt); + else + return std::forward<_Visitor>(__vis)(_M_val._M_none); case _Arg_dbl: - return std::forward<_Visitor>(__vis)(_M_val._M_dbl); + if constexpr (__formattable_float<double>) + return std::forward<_Visitor>(__vis)(_M_val._M_dbl); + else + return std::forward<_Visitor>(__vis)(_M_val._M_none); #ifndef _GLIBCXX_LONG_DOUBLE_ALT128_COMPAT case _Arg_ldbl: - return std::forward<_Visitor>(__vis)(_M_val._M_ldbl); + if constexpr (__formattable_float<long double>) + return std::forward<_Visitor>(__vis)(_M_val._M_ldbl); + else + return std::forward<_Visitor>(__vis)(_M_val._M_none); #else case _Arg_f128: return std::forward<_Visitor>(__vis)(_M_val._M_f128);
next prev parent reply other threads:[~2022-11-28 21:11 UTC|newest] Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-11-28 21:05 [Bug libstdc++/107901] New: " redi at gcc dot gnu.org 2022-11-28 21:11 ` redi at gcc dot gnu.org [this message] 2022-11-28 21:11 ` [Bug libstdc++/107901] " redi at gcc dot gnu.org
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