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Re: [patch i386]: Sibcall tail-call improvement and partial fix PR/60104
- From: FX <fxcoudert at gmail dot com>
- To: Iain Sandoe <iain at codesourcery dot com>
- Cc: Mike Stump <mikestump at comcast dot net>, Kai Tietz <ktietz at redhat dot com>, Segher Boessenkool <segher at kernel dot crashing dot org>, GCC Patches <gcc-patches at gcc dot gnu dot org>, Jeff Law <law at redhat dot com>, Richard Henderson <rth at redhat dot com>
- Date: Mon, 15 Sep 2014 13:25:00 +0200
- Subject: Re: [patch i386]: Sibcall tail-call improvement and partial fix PR/60104
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- References: <1478265243 dot 5697739 dot 1400792508558 dot JavaMail dot zimbra at redhat dot com> <AD1FD69F-389F-47A9-83F5-7584696E2677 at comcast dot net> <20140915004309 dot GA29543 at gate dot crashing dot org> <95EF5F55-098D-49F3-B6E6-79C1316D5148 at comcast dot net> <C2DD5222-FD32-407B-95DD-74E8D434A42C at codesourcery dot com>
> Perhaps it would be safer simply to revert that hunk of the original patch unless/until (1) and (2) above are addressed?
Given that the original patch addresses âonlyâ a missed-optimization (and causes ice-on-valid), it makes sense to me.
FX