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re PR tree-optimization/27779 (ICE at tree-data-ref.c:2335 when using -ftree-vectorize) 

PR tree-optimization/27779
	* tree-data-ref.c (analyze_siv_subscript_cst_affine): Use
	initial_condition instead of CHREC_LEFT.

From-SVN: r114233
This commit is contained in:
Zdenek Dvorak 2006-05-30 13:21:06 +00:00
parent 6a728a2da3
commit d91d2db759
2 changed files with 11 additions and 5 deletions
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14
gcc/ChangeLog
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@ -1,3 +1,9 @@
2006-05-30 Zdenek Dvorak <dvorakz@suse.cz>
PR tree-optimization/27779
* tree-data-ref.c (analyze_siv_subscript_cst_affine): Use
initial_condition instead of CHREC_LEFT.
2006-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
* config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Fix type of begin_label.
@ -5,11 +11,11 @@
Make prototypes ISO C90.
2006-05-30 Mircea Namolaru <namolaru@il.ibm.com>
Leehod Baruch <leehod.baruch@weizmann.ac.il>
Leehod Baruch <leehod.baruch@weizmann.ac.il>
* see.c (see_analyze_one_def): Correct check.
(see_get_extension_data): Check if extension is parallel.
(see_get_extension_reg): Likewise.
* see.c (see_analyze_one_def): Correct check.
(see_get_extension_data): Check if extension is parallel.
(see_get_extension_reg): Likewise.
2006-05-30 Uros Bizjak <uros@kss-loka.si>

2
gcc/tree-data-ref.c
View File

@ -2332,7 +2332,7 @@ analyze_siv_subscript_cst_affine (tree chrec_a,
chrec_a = chrec_convert (integer_type_node, chrec_a, NULL_TREE);
chrec_b = chrec_convert (integer_type_node, chrec_b, NULL_TREE);
difference = chrec_fold_minus
(integer_type_node, CHREC_LEFT (chrec_b), chrec_a);
(integer_type_node, initial_condition (chrec_b), chrec_a);
if (!chrec_is_positive (initial_condition (difference), &value0))
{