From: Richard Henderson <rth@redhat.com>
Date: Sun, 11 Feb 2001 19:04:31 +0000 (-0800)
Subject: * tree.c (build1): Check for null operand in last change.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=258835c78bfbb74c7cf9f0cf98e5939dec3fdb26;p=gcc.git

* tree.c (build1): Check for null operand in last change.

From-SVN: r39587
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 69c063654e4..9d5822a2bf4 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2001-02-11  Richard Henderson  <rth@redhat.com>
+
+	* tree.c (build1): Check for null operand in last change.
+
 2001-02-11  Richard Henderson  <rth@redhat.com>
 
 	* fold-const.c (split_tree): Don't assume a constant isn't splittable.
diff --git a/gcc/tree.c b/gcc/tree.c
index b45dc19a813..4ef1441041b 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -2482,7 +2482,7 @@ build1 (code, type, node)
       break;
 
     default:
-      if (TREE_CODE_CLASS (code) == '1' && TREE_CONSTANT (node))
+      if (TREE_CODE_CLASS (code) == '1' && node && TREE_CONSTANT (node))
 	TREE_CONSTANT (t) = 1;
       break;
     }