From: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 22 May 2002 21:06:16 +0000 (+0000)
Subject: 	PR c/6643
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=40c4e66e984799074d6637a5a927a39e3d86621b;p=thirdparty%2Fgcc.git

	PR c/6643
	* emit-rtl.c (widen_memory_access): Only call compare_tree_int
	if DECL_SIZE_UNIT is INTEGER_CST.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53748 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f8ccdae5f006..b2bcff0fbf68 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2002-05-22  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/6643
+	* emit-rtl.c (widen_memory_access): Only call compare_tree_int
+	if DECL_SIZE_UNIT is INTEGER_CST.
+
 2002-05-22  Richard Henderson  <rth@redhat.com>
 
 	* flow.c (life_analysis): Delete broken reg_label check.
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index 2e86dff09a4b..963946a4ed86 100644
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -2163,6 +2163,7 @@ widen_memory_access (memref, mode, offset)
       /* Similarly for the decl.  */
       else if (DECL_P (expr)
 	       && DECL_SIZE_UNIT (expr)
+	       && TREE_CODE (DECL_SIZE_UNIT (expr)) == INTEGER_CST
 	       && compare_tree_int (DECL_SIZE_UNIT (expr), size) >= 0
 	       && (! memoffset || INTVAL (memoffset) >= 0))
 	break;