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[Bug target/81766] [7/8 Regression] ICE in maybe_add_or_update_dep_1, at sched-deps.c:924 caused by r250815
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 08 Aug 2017 10:18:07 +0000
- Subject: [Bug target/81766] [7/8 Regression] ICE in maybe_add_or_update_dep_1, at sched-deps.c:924 caused by r250815
- Auto-submitted: auto-generated
- References: <bug-81766-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81766
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
find_bb_boundaries doesn't seem to expect existing NOTE_INSN_BASIC_BLOCK, so
calling it on existing blocks exposes un-optimalities in case labels are valid
after NOTE_INSN_BASIC_BLOCK.