From: rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue, 20 Nov 2018 08:04:26 +0000 (+0000)
Subject: 2018-11-20  Richard Biener  <rguenther@suse.de>
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b8c7ebce912468fc90e254adbc8733aac1f39abe;p=thirdparty%2Fgcc.git

2018-11-20  Richard Biener  <rguenther@suse.de>

	PR middle-end/88089
	* tree-data-ref.c (lambda_matrix_right_hermite): Use abs_hwi.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@266300 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6669b20b1f4f..712146fccb62 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2018-11-20  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/88089
+	* tree-data-ref.c (lambda_matrix_right_hermite): Use abs_hwi.
+
 2018-11-19  Jan Hubicka  <hubicka@ucw.cz>
 
 	PR lto/87957
diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c
index ca07bdf7845f..d30dbd1868c9 100644
--- a/gcc/tree-data-ref.c
+++ b/gcc/tree-data-ref.c
@@ -3546,8 +3546,8 @@ lambda_matrix_right_hermite (lambda_matrix A, int m, int n,
 		  a = S[i-1][j];
 		  b = S[i][j];
 		  sigma = (a * b < 0) ? -1: 1;
-		  a = abs (a);
-		  b = abs (b);
+		  a = abs_hwi (a);
+		  b = abs_hwi (b);
 		  factor = sigma * (a / b);
 
 		  lambda_matrix_row_add (S, n, i, i-1, -factor);