[Bug debug/42977] [4.5 Regression] "-fcompare-debug failure" with "-O2 -finline-functions -fomit-frame-pointer -ftracer -fsched2-use-superblocks -fPIC"
jakub at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Mon Mar 22 15:21:00 GMT 2010
------- Comment #8 from jakub at gcc dot gnu dot org 2010-03-22 15:21 -------
BTW, when not using cselib_record_sets hook, I believe cselib_process_insn does
really nothing at all on DEBUG_INSNs. This would also mean that even local
cprop is fine. The problem are cselib_lookup (x, y, 1); calls sched-deps.c
does
on MEMs in debug_insns.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42977
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