[Bug target/37382] [4.4 Regression] ICE in extract_insn: ) 0)

[jakub at gcc dot gnu dot org]

------- Comment #6 from jakub at gcc dot gnu dot org  2008-09-11 07:34 -------
Subject: Bug 37382

Author: jakub
Date: Thu Sep 11 07:33:23 2008
New Revision: 140265

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=140265
Log:
        PR target/37382
        * expmed.c (extract_low_bits): Avoid creating invalid subregs.
        * dse.c (find_shift_sequence): Use extract_low_bits instead of
        simplify_gen_subreg.

        * gcc.c-torture/compile/pr37382.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr37382.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/dse.c
    trunk/gcc/expmed.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37382