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[Bug rtl-optimization/81803] [7/8 regression] miscompilation at -O1 on mips64el
- 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: Tue, 31 Oct 2017 18:28:23 +0000
- Subject: [Bug rtl-optimization/81803] [7/8 regression] miscompilation at -O1 on mips64el
- Auto-submitted: auto-generated
- References: <bug-81803-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81803
--- Comment #19 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Tue Oct 31 18:27:52 2017
New Revision: 254275
URL: https://gcc.gnu.org/viewcvs?rev=254275&root=gcc&view=rev
Log:
PR rtl-optimization/81803
* lra-constraints.c (curr_insn_transform): Also reload the whole
register for a strict subreg no wider than a word if this is for
a WORD_REGISTER_OPERATIONS target.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/lra-constraints.c