From: Eli Zaretskii <eliz@gnu.org>
To: "Pali Rohár" <pali.rohar@gmail.com>
Cc: gcc@gcc.gnu.org, mingw-w64-public@lists.sourceforge.net
Subject: Re: gcc parameter -mcrtdll= for choosing Windows C RunTime DLL library
Date: Sun, 20 Nov 2022 17:23:15 +0200 [thread overview]
Message-ID: <837czp6464.fsf@gnu.org> (raw)
In-Reply-To: <20221120150411.yimchs4ic3xtvny3@pali> (message from Pali =?utf-8?Q?Roh=C3=A1r?= on Sun, 20 Nov 2022 16:04:11 +0100)
> Date: Sun, 20 Nov 2022 16:04:11 +0100
> From: Pali Rohár <pali.rohar@gmail.com>
> Cc: gcc@gcc.gnu.org, mingw-w64-public@lists.sourceforge.net
>
> On Sunday 20 November 2022 16:45:55 Eli Zaretskii wrote:
> > > Date: Sun, 20 Nov 2022 13:53:48 +0100
> > > From: Pali Rohár via Gcc <gcc@gcc.gnu.org>
> > >
> > Linking a program against a specific runtime means the produced binary will
> > not run on Windows systems older than the one where it was linked. Why is
> > such a limitation a good idea, may I ask?
>
> It will run also on older Windows system if you install redistributable
> runtime library. Which in most cases is already installed because other
> programs use it.
Installing a redistributable is a nuisance, and dependence on non-system
libraries might make the program non-free.
> And why you want a new version? Because of better C99/C11 support which
> is in ucrtbase.dll
That comes with a price, though.
> Note that with this option, you can also choose older version than the
> default one (WinXP msvcrt.dll). So e.g. you can choose msvcrt20.dll or
> crtdll.dll for older Windows version.
Using the OS default MSVCRT already gets me that, at zero cost.
next prev parent reply other threads:[~2022-11-20 15:23 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-20 12:53 Pali Rohár
2022-11-20 13:36 ` [Mingw-w64-public] " LIU Hao
2022-11-20 15:06 ` Pali Rohár
2022-11-21 5:21 ` LIU Hao
2022-11-26 19:09 ` Pali Rohár
2022-11-27 1:06 ` sotrdg sotrdg
2022-11-20 14:45 ` Eli Zaretskii
2022-11-20 15:04 ` Pali Rohár
2022-11-20 15:23 ` Eli Zaretskii [this message]
2022-11-20 15:44 ` Pali Rohár
2022-11-20 15:58 ` Eli Zaretskii
2022-11-20 16:19 ` [Mingw-w64-public] " ralph engels
2022-11-20 16:20 ` Matthew Brett
2022-11-20 21:22 ` Martin Storsjö
2022-12-04 12:16 ` Pali Rohár
2022-12-04 12:48 ` LIU Hao
2023-04-21 16:23 ` Pali Rohár
2023-05-06 10:45 ` Pali Rohár
2023-05-08 3:44 ` LIU Hao
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