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[Bug middle-end/36548] likely integer codegen bug
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 17 Jun 2008 14:18:41 -0000
- Subject: [Bug middle-end/36548] likely integer codegen bug
- References: <bug-36548-12544@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from pinskia at gcc dot gnu dot org 2008-06-17 14:18 -------
/* We have a special case here if we are doing something like
(C * 8) % 4 since we know that's zero. */
if ((code == TRUNC_MOD_EXPR || code == CEIL_MOD_EXPR
|| code == FLOOR_MOD_EXPR || code == ROUND_MOD_EXPR)
&& TREE_CODE (TREE_OPERAND (t, 1)) == INTEGER_CST
&& integer_zerop (const_binop (TRUNC_MOD_EXPR, op1, c, 0)))
return omit_one_operand (type, integer_zero_node, op0);
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |pinskia at gcc dot gnu dot
| |org
Component|c |middle-end
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36548