[Bug middle-end/29726] [4.2 regression] invalid folding of ((X >> C1) & C2) != 0 or "M-x is undefined" in emacs

["bonzini at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #7 from bonzini at gnu dot org  2006-11-10 13:44 -------
Subject: Bug 29726

Author: bonzini
Date: Fri Nov 10 13:44:40 2006
New Revision: 118653

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=118653
Log:
gcc:
2006-11-09  Serge Belyshev  <belyshev@depni.sinp.msu.ru>

        PR middle-end/29726
        * fold-const.c (fold_binary) <EQ_EXPR>: Fix typo in variable name.

gcc/testsuite:
2006-11-09  Serge Belyshev  <belyshev@depni.sinp.msu.ru>

        PR middle-end/29726
        * gcc.dg/fold-eqandshift-1.c (test5): Uncomment function.
        (test6): Ditto.
        (dg-final): Add scan-tree-dump-times patterns for test5 and test6.
        * gcc.dg/fold-eqandshift-3.c: New test case.


Added:
    branches/gcc-4_2-branch/gcc/testsuite/gcc.dg/fold-eqandshift-3.c
      - copied unchanged from r118625,
trunk/gcc/testsuite/gcc.dg/fold-eqandshift-3.c
Modified:
    branches/gcc-4_2-branch/gcc/ChangeLog
    branches/gcc-4_2-branch/gcc/fold-const.c
    branches/gcc-4_2-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_2-branch/gcc/testsuite/gcc.dg/fold-eqandshift-1.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29726