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From: | kroe AT sbcs DOT sunysb DOT edu (KiYun Roe) |
Date: | Tue, 4 Feb 92 21:31:05 EST |
To: | DJ Delorie <dj AT ctron DOT com> |
Subject: | Re: Bootstrapping djgpp |
Cc: | djgpp AT sun DOT soe DOT clarkson DOT edu |
Status: | O |
> ... and the compiler > was reconfigured to produce a.out format and recompiled with -O. That's too bad. :-) My experience is that -O will often generate slower code. Either the GNU compiler has a hard time dealing with the 386/486 architecture (the small number of registers perhaps) or the machine-dependent description of the 386/486 hasn't been done carefully enough.
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