* generic/tclStringObj.c: AppendUnicodeToUnicodeRep failed

        to set stringPtr->allocated to 0, leading to crashes.

2 files changed, 7 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 23eb910..23df02f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-04-15  Don Porter  <dgp@users.sourceforge.net>
+
+	* generic/tclStringObj.c:       AppendUnicodeToUnicodeRep failed
+	to set stringPtr->allocated to 0, leading to crashes.
+
 2009-04-14  Stuart Cassoff  <stwo@users.sourceforge.net>
 
 	* unix/tcl.m4:	Removed -Wno-implicit-int from CFLAGS_WARNING.
diff --git a/generic/tclStringObj.c b/generic/tclStringObj.c
index 14f3bac..aad8881 100644
--- a/generic/tclStringObj.c
+++ b/generic/tclStringObj.c
@@ -33,7 +33,7 @@
  * See the file "license.terms" for information on usage and redistribution
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclStringObj.c,v 1.32.2.9 2009/04/07 18:37:42 dgp Exp $ */
+ * RCS: @(#) $Id: tclStringObj.c,v 1.32.2.10 2009/04/15 19:11:07 dgp Exp $ */
 
 #include "tclInt.h"
 
@@ -1339,6 +1339,7 @@ AppendUnicodeToUnicodeRep(objPtr, unicode, appendNumChars)
 	    appendNumChars * sizeof(Tcl_UniChar));
     stringPtr->unicode[numChars] = 0;
     stringPtr->numChars = numChars;
+    stringPtr->allocated = 0;
 
     Tcl_InvalidateStringRep(objPtr);
 }