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Re: (-Os versus -O2 relation) Was: case where gcc generates biggerbinaries than MSVC
- To: jh at suse dot cz, tprince at computer dot org
- Subject: Re: (-Os versus -O2 relation) Was: case where gcc generates biggerbinaries than MSVC
- From: Mike Stump <mrs at windriver dot com>
- Date: Fri, 12 May 2000 14:45:57 -0700 (PDT)
- Cc: egcs at egcs dot cygnus dot com, law at cygnus dot com, mat at lcs dot mit dot edu
> Date: Fri, 12 May 2000 13:13:16 -0700
> From: Tim Prince <tprince@computer.org>
> To: Mike Stump <mrs@windriver.com>, jh@suse.cz
> Cc: egcs@egcs.cygnus.com, law@cygnus.com, mat@lcs.mit.edu
> References: <200005121918.MAA09288@kankakee.wrs.com>
> I often use the -Os option because it runs as fast or faster on x86
> than -O2.
Well, either that is a bug in -O2 :-), or that argues for -Os4 v -Os1.
Maybe deferring globals and fitting them together better would be
better for both time and space...