Fix bug: initialise un-initialised variable.
--- a/stage3/lvalue_check.cc Thu May 10 19:09:02 2012 +0100
+++ b/stage3/lvalue_check.cc Thu May 10 19:20:18 2012 +0100
@@ -71,6 +71,7 @@
lvalue_check_c::lvalue_check_c(symbol_c *ignore) {
error_count = 0;
+ current_display_error_level = 0;
current_il_operand = NULL;
}