[Bug middle-end/27488] [4.1/4.2 regression] ICE in tree_expr_nonnegative_p

[reichelt at gcc dot gnu dot org]

------- Comment #4 from reichelt at gcc dot gnu dot org  2006-05-11 14:59 -------
Subject: Bug 27488

Author: reichelt
Date: Thu May 11 14:58:54 2006
New Revision: 113699

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=113699
Log:
        PR middle-end/27488
        * fold-const.c (tree_expr_nonnegative_p): Return early on invalid
        expression.

        * gcc.dg/fold-nonneg-1.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/fold-nonneg-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27488