[Bug rtl-optimization/33673] [4.3 Regression] ICE in verify_flow_info, missing barrier, when multiple tree opts disabled

[jakub at gcc dot gnu dot org]

------- Comment #9 from jakub at gcc dot gnu dot org  2007-11-01 08:48 -------
Subject: Bug 33673

Author: jakub
Date: Thu Nov  1 08:48:05 2007
New Revision: 129819

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=129819
Log:
        PR rtl-optimization/33673
        * gcse.c (cprop_jump): If a conditional jump has been optimized
        into unconditional jump, make the remaining normal edge fallthru
        and delete the jump insn.

        * gcc.dg/pr33673.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr33673.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gcse.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33673