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re PR tree-optimization/41271 (FAIL: gcc.dg/matrix/matrix-2.c scan-ipa-dump-times matrix-reorg "Flattened 2 dimensions" 1) 

2009-09-05  Richard Guenther  <rguenther@suse.de>

	PR middle-end/41271
	* tree-ssa.c (useless_type_conversion_p): Drop qualifiers
	before comparing function argument types.

From-SVN: r151453
This commit is contained in:
Richard Guenther 2009-09-05 15:14:12 +00:00 committed by Richard Biener
parent b2acf59460
commit 575140c2f2
2 changed files with 11 additions and 3 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2009-09-05 Richard Guenther <rguenther@suse.de>
PR middle-end/41271
* tree-ssa.c (useless_type_conversion_p): Drop qualifiers
before comparing function argument types.
2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
PR target/41024

8
gcc/tree-ssa.c
View File

@ -1289,7 +1289,8 @@ useless_type_conversion_p (tree outer_type, tree inner_type)
if (!TYPE_ARG_TYPES (outer_type))
return true;
/* If the argument types are compatible the conversion is useless. */
/* If the unqualified argument types are compatible the conversion
is useless. */
if (TYPE_ARG_TYPES (outer_type) == TYPE_ARG_TYPES (inner_type))
return true;
@ -1298,8 +1299,9 @@ useless_type_conversion_p (tree outer_type, tree inner_type)
outer_parm && inner_parm;
outer_parm = TREE_CHAIN (outer_parm),
inner_parm = TREE_CHAIN (inner_parm))
if (!useless_type_conversion_p (TREE_VALUE (outer_parm),
TREE_VALUE (inner_parm)))
if (!useless_type_conversion_p
(TYPE_MAIN_VARIANT (TREE_VALUE (outer_parm)),
TYPE_MAIN_VARIANT (TREE_VALUE (inner_parm))))
return false;
/* If there is a mismatch in the number of arguments the functions