2011-03-04  Michael Snyder  <msnyder@vmware.com>

	* stabsread.c (define_symbol): Guard against bad stabstring input.

Index: stabsread.c
===================================================================
RCS file: /cvs/src/src/gdb/stabsread.c,v
retrieving revision 1.136
diff -u -p -r1.136 stabsread.c
--- stabsread.c	28 Feb 2011 23:32:27 -0000	1.136
+++ stabsread.c	5 Mar 2011 00:34:13 -0000
@@ -636,6 +636,9 @@ define_symbol (CORE_ADDR valu, char *str
     {
       p += 2;
       p = strchr (p, ':');
+      if (p == NULL)
+	internal_error (__FILE__, __LINE__, 
+			_("Bad stabs string '%s'"), string);
     }
 
   /* If a nameless stab entry, all we need is the type, not the symbol.