From d91d2db759502aceabdc93e0fb0f5c02370953aa Mon Sep 17 00:00:00 2001
From: Zdenek Dvorak <rakdver@gcc.gnu.org>
Date: Tue, 30 May 2006 13:21:06 +0000
Subject: [PATCH] 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
---
gcc/ChangeLog | 14 ++++++++++----
gcc/tree-data-ref.c | 2 +-
2 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f67a7c2867e0..482f4a5d543e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -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>
diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c
index 596b48465001..57b1ac009212 100644
--- a/gcc/tree-data-ref.c
+++ b/gcc/tree-data-ref.c
@@ -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))
{
--
GitLab