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2.95.1: -march defaults to pentium
- To: gcc-bugs at gcc dot gnu dot org
- Subject: 2.95.1: -march defaults to pentium
- From: Florian Weimer <fw at deneb dot cygnus dot argh dot org>
- Date: 22 Sep 1999 11:08:14 +0200
GNU C version 2.95.1 19990816 (release) (i686-pc-linux-gnu) compiled by GNU C version 2.95.1 19990816 (release).
options passed:
options enabled: -fpeephole -ffunction-cse -fkeep-static-consts
-fpcc-struct-return -fcommon -fgnu-linker -fargument-alias -fident -m80387
-mhard-float -mno-soft-float -mieee-fp -mfp-ret-in-387 -mschedule-prologue
-mcpu=pentiumpro -march=pentium
^^^^^^^^^^^^^^
The Info documentation suggests that this means that code compiled
with gcc 2.95.1 on i686 machines might not run on an i386 or i486.
If this is really true, I doubt that this a feature. ;)