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[Bug rtl-optimization/54455] [4.7/4.8 Regression] ICE: RTL check: expected elt 3 type 'B', have '0' (rtx barrier) in compute_bb_for_insn, at cfgrtl.c:418
- From: "zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 03 Sep 2012 10:17:15 +0000
- Subject: [Bug rtl-optimization/54455] [4.7/4.8 Regression] ICE: RTL check: expected elt 3 type 'B', have '0' (rtx barrier) in compute_bb_for_insn, at cfgrtl.c:418
- Auto-submitted: auto-generated
- References: <bug-54455-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54455
--- Comment #12 from Zdenek Sojka <zsojka at seznam dot cz> 2012-09-03 10:17:15 UTC ---
If I remember correctly, the original testcase ICEs the same way with -O.
eg.
$ gcc -fschedule-insns -fselective-scheduling --param
max-sched-extend-regions-iters=8 gcc.c-torture/compile/pr51767.c -O
This reduced testcase ICEs at a different place with -O. (I cannot test it
right now)