cplus-dem.c (demangle_prefix): Use the last __ in the mangled name when looking for the signature.

* cplus-dem.c (demangle_prefix): Use the last __
in the mangled name when looking for the signature. This allows
template names to begin with __.

From-SVN: r23627

libiberty/ChangeLog

+Fri Nov 13 08:51:46 EST 1998  Andrew MacLeod  <amacleod@cygnus.com>
+
+	*cplus-dem.c (demangle_prefix): Use the last "__"
+	in the mangled name when looking for the signature. This allows
+	template names to begin with "__".
+
 1998-11-08  Mark Mitchell  <mark@markmitchell.com>
 
 	* cplus-dem.c (type_kind_t): Add tk_reference.

libiberty/cplus-dem.c

@@ -2005,7 +2005,15 @@ demangle_prefix (work, mangled, declp)
 	    }
 	  else
 	    {
-	      demangle_function_name (work, mangled, declp, scan);
+              const char *tmp;
+              /* Look for the LAST occurrence of __, allowing names to have
+                 the '__' sequence embedded in them.*/
+              while ((tmp = mystrstr (scan+2, "__")) != NULL)
+                scan = tmp;
+              if (*(scan + 2) == '\0')
+                success = 0;
+              else
+                demangle_function_name (work, mangled, declp, scan);
 	    }
 	}
     }