[Bug debug/44178] -fcompare-debug failure with -O1 -fgcse -fsched-pressure -funroll-loops -fschedule-insns

[jakub at gcc dot gnu dot org]

------- Comment #3 from jakub at gcc dot gnu dot org  2010-05-20 16:35 -------
Subject: Bug 44178

Author: jakub
Date: Thu May 20 16:34:43 2010
New Revision: 159632

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=159632
Log:
        PR debug/44178
        * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
        setup_ref_regs for DEBUG_INSNs.

        * g++.dg/debug/pr44178.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/debug/pr44178.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/haifa-sched.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44178