[Bug tree-optimization/33146] [4.3 Regression] ICE in build_polynomial_chrec, at tree-chrec.h:136

[rguenth at gcc dot gnu dot org]

------- Comment #7 from rguenth at gcc dot gnu dot org  2007-09-22 09:39 -------
Subject: Bug 33146

Author: rguenth
Date: Sat Sep 22 09:39:41 2007
New Revision: 128666

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=128666
Log:
2007-09-22  Richard Guenther  <[EMAIL PROTECTED]>

        PR tree-optimization/33146
        * fold-const.c (fold_binary): Use the original tree
        for negating.
        * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
        also changes "sign".

        * gcc.c-torture/compile/pr33146.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr33146.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree.h


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33146