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Re: (-Os versus -O2 relation) Was: case where gcc generates bigger binaries than MSVC
- To: Jan Hubicka <jh at suse dot cz>
- Subject: Re: (-Os versus -O2 relation) Was: case where gcc generates bigger binaries than MSVC
- From: Richard Henderson <rth at cygnus dot com>
- Date: Fri, 12 May 2000 08:48:05 -0700
- Cc: Mike Stump <mrs at windriver dot com>, law at cygnus dot com, egcs at egcs dot cygnus dot com, mat at lcs dot mit dot edu
- References: <200005112232.PAA27352@kankakee.wrs.com> <20000512101022.H4061@atrey.karlin.mff.cuni.cz>
On Fri, May 12, 2000 at 10:10:22AM +0200, Jan Hubicka wrote:
> Only what I want to be sure is that my point about combining -O2 and -Os
> code is understood. Do we wan´t the -O2 code compiled together with -Os
> code to run slower because of missaligned data comming from the -Os part?
Yes. It's no different really than -O2 code calling into -Os code.
r~