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tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.

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2008-07-14  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-pre.c (insert_into_preds_of_block): Do not call
	convert.

From-SVN: r137780
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Richard Guenther 2008-07-14 08:46:14 +00:00 • committed by Richard Biener
parent 1f9e1fc69b
commit f709638a8d
2 changed files with 7 additions and 9 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2008-07-14 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (insert_into_preds_of_block): Do not call
convert.
2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/36745

11
gcc/tree-ssa-pre.c
View file

@ -2949,18 +2949,11 @@ insert_into_preds_of_block (basic_block block, unsigned int exprnum,
our IL requires all operands of a phi node have the same
type. */
tree name = PRE_EXPR_NAME (eprime);
if (TREE_TYPE (name) != type)
if (!useless_type_conversion_p (type, TREE_TYPE (name)))
{
tree builtexpr;
tree forcedexpr;
/* When eliminating casts through unions,
we sometimes want to convert a real to an integer,
which fold_convert will ICE on */
/* if (fold_convertible_p (type, name)) */
builtexpr = fold_convert (type, name);
/* else
builtexpr = convert (type, name);*/
builtexpr = fold_convert (type, name);
forcedexpr = force_gimple_operand (builtexpr,
&stmts, true,
NULL);