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bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?
From: |
Fabrice Niessen |
Subject: |
bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs? |
Date: |
Sat, 18 Oct 2014 08:51:12 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.3.94 (windows-nt) |
Eli Zaretskii wrote:
> Fabrice Niessen wrote:
>>
>>> You also forgot to tell what compiler options were used for each
>>> build. E.g., if the Cygwin build is optimized, whereas the MinGW
>>> build is not, the twofold speedup is expected (I generally see
>>> a factor of 2.5 between an optimized and unoptimized build).
>>
>> I have no idea how Cygwin Emacs gets compiled, nor Windows Emacs
>> (done by Dani). Putting them in Cc.
>
> As Ken points out, the variable system-configuration-options is the
> way to tell.
On my Windows Emacs:
"--enable-checking 'CFLAGS=-O0 -g3' CPPFLAGS=-DGLYPH_DEBUG=1"
> Given that the Cygwin build is optimized, it suffices to show that the
> MinGW one isn't, to explain the difference in speed.
Dani, can you build an optimized version as well next time?
Thanks!
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Fabrice Niessen, 2014/10/17
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Eli Zaretskii, 2014/10/17
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Fabrice Niessen, 2014/10/17
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Ken Brown, 2014/10/17
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Eli Zaretskii, 2014/10/18
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?,
Fabrice Niessen <=
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Eli Zaretskii, 2014/10/18
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Dani Moncayo, 2014/10/18
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Eli Zaretskii, 2014/10/18
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Dani Moncayo, 2014/10/18
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Ken Brown, 2014/10/18
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Eli Zaretskii, 2014/10/18
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Stefan Monnier, 2014/10/18
- bug#18752: 24.3.94; Why is Cygwin Emacs 2x quicker than Windows Emacs?, Eli Zaretskii, 2014/10/18