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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11052
------- Additional Comments From [EMAIL PROTECTED] 2003-06-06 17:23 -------
Subject: Re: [3.3 regression] [arm] ICE (segfault)
compiling xfree86
> On Tue, Jun 03, 2003 at 05:52:16PM +0100, Richard Earnshaw wrote:
> > Is it guaranteed that noce_emit_move_insn will emit exactly one insn?
>
> No.
>
>
In that case, and given that on further review of the source it becomes
apparent that two of the three variants handled by noce_process_if_block
lead to invalid code if X has side effects, I think it's easier to just
disable this optimization for that case.
So fixed with:
2003-06-06 Richard Earnshaw <[EMAIL PROTECTED]>
PR target/11052
* ifcvt.c (noce_process_if_block): Fail if the destination has
side-effects.
2003-06-06 Richard Earnshaw <[EMAIL PROTECTED]>
gcc.c-torture/execute/20030606-1.c: New.
------- Additional Comments From [EMAIL PROTECTED] 2003-06-06 17:23 -------
Created an attachment (id=4183)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=4183&action=view)
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