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[Bug rtl-optimization/50176] [4.7 Regression] 4.7 generates spill-fill dealing with char->int conversion
- From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 11 Jan 2012 09:13:54 +0000
- Subject: [Bug rtl-optimization/50176] [4.7 Regression] 4.7 generates spill-fill dealing with char->int conversion
- Auto-submitted: auto-generated
- References: <bug-50176-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176
--- Comment #13 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-01-11 09:13:54 UTC ---
> Yeah, it's a bit unfortunate that combines behavior depends on the
> insn scheduling ...
We do have a long-range, albeit limited, forward combining (fwprop) though.