From: Ben Pfaff <blp@gnu.org>
Date: Sun, 31 Jul 2005 06:11:34 +0000 (+0000)
Subject: (expr_debug_print_postfix) Don't pass null pointer to printf for %.*s.
X-Git-Tag: v0.4.0~10
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9a53bbba50470f8752b8343e597fcc5a81cb1da3;p=pspp-builds.git

(expr_debug_print_postfix) Don't pass null pointer to printf for %.*s.
---

diff --git a/src/ChangeLog b/src/ChangeLog
index cd4f47b9..5b4aac61 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+Sat Jul 30 23:10:01 2005  Ben Pfaff  <blp@gnu.org>
+
+	* epxressions/evaluate.c: (expr_debug_print_postfix) Don't pass
+	null pointer to printf for %.*s.
+
 Sat Jul 30 23:05:33 2005  Ben Pfaff  <blp@gnu.org>
 
 	* vars-atr.c: (var_is_valid_name) Fix three msg() bugs found by
diff --git a/src/expressions/evaluate.c b/src/expressions/evaluate.c
index 16076816..cfde2c1f 100644
--- a/src/expressions/evaluate.c
+++ b/src/expressions/evaluate.c
@@ -289,7 +289,8 @@ expr_debug_print_postfix (const struct expression *e)
           break;
         case OP_string:
           fprintf (stderr, "s<%.*s>",
-                   (int) op->string.length, op->string.string);
+                   (int) op->string.length,
+                   op->string.string != NULL : op->string.string : "");
           break;
         case OP_format:
           fprintf (stderr, "f<%s%d.%d>",