[Bug rtl-optimization/25636] [4.2 Regression] opts.c is being miscompiled, write to read only memory

[jakub at gcc dot gnu dot org]

------- Comment #36 from jakub at gcc dot gnu dot org  2006-07-04 13:47 -------
Subject: Bug 25636

Author: jakub
Date: Tue Jul  4 13:47:35 2006
New Revision: 115176

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=115176
Log:
        PR middle-end/26991
        Backport from mainline
        2006-02-16  Bernd Schmidt  <[EMAIL PROTECTED]>

        PR rtl-optimization/25636
        * local-alloc.c (update_equiv_regs): Lose a bogus rtx_equal_p test
        when deciding whether an insn is an initializing insn.

Modified:
    branches/gcc-4_1-branch/gcc/ChangeLog
    branches/gcc-4_1-branch/gcc/local-alloc.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25636