diff --git a/tools/qfcc/source/expr.c b/tools/qfcc/source/expr.c
index 7f1374ec4..7c091da0f 100644
--- a/tools/qfcc/source/expr.c
+++ b/tools/qfcc/source/expr.c
@@ -2078,6 +2078,7 @@ return_expr (function_t *f, expr_t *e)
 		e->e.float_val = e->e.integer_val;
 		t = &type_float;
 	}
+	check_initialized (e);
 	if (t == &type_void) {
 		if (e->type == ex_nil) {
 			t = f->def->type->aux_type;