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Re: CSE bug (gcc.c-torture/execute/980605-1.c)
- To: "David S. Miller" <davem at dm dot cobaltmicro dot com>
- Subject: Re: CSE bug (gcc.c-torture/execute/980605-1.c)
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Mon, 06 Jul 1998 01:06:13 -0600
- cc: amylaar at cygnus dot com, egcs at cygnus dot com
- Reply-To: law at cygnus dot com
In message <199807051413.HAA11179@dm.cobaltmicro.com>you write:
>
> This one is nasty and has been in GCC for a long time. When it
> doesn't generate incorrect code, the bug prevents libcalls and
> functions marked with attribute const from being optimized away in
> most cases. ;-(
>
> For reference since the test case is quite small:
I developed a similar fix for this while I was in Atlanta over the
weekend; I checked in in a short while ago.
jeff