--- a/stage3/narrow_candidate_datatypes.cc	Fri Sep 21 09:54:10 2012 +0100
+++ b/stage3/narrow_candidate_datatypes.cc	Wed Sep 26 20:12:39 2012 +0200
@@ -66,6 +66,11 @@
 static int debug = 0;
 
 narrow_candidate_datatypes_c::narrow_candidate_datatypes_c(symbol_c *ignore) {
+	prev_il_instructions = NULL;
+	search_varfb_instance_type = NULL;
+	prev_il_instructions_intersected_datatypes = NULL;
+	fake_prev_il_instruction = NULL;
+	il_operand = NULL;
 }
 
 narrow_candidate_datatypes_c::~narrow_candidate_datatypes_c(void) {