------- Comment #5 from ian at gcc dot gnu dot org  2007-05-01 20:23 -------
Subject: Bug 31739

Author: ian
Date: Tue May  1 20:23:47 2007
New Revision: 124338

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=124338
Log:
        PR tree-optimization/31739
        * tree-vrp.c (vrp_val_is_max): New static function.
        (vrp_val_is_min): New static function.
        (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
        copying the node.
        (set_value_range): Use vrp_val_is_{max,min}.
        (extract_range_from_assert): Likewise.
        (extract_range_from_binary_expr): Likewise.
        (extract_range_from_unary_expr): Likewise.
        (dump_value_range, vrp_meet): Likewise.
        (vrp_visit_phi_node): Likewise.
        * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.

Modified:
    branches/gcc-4_2-branch/gcc/ChangeLog
    branches/gcc-4_2-branch/gcc/tree-vrp.c
    branches/gcc-4_2-branch/gcc/tree.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31739

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