constness fixes, round-trip and fuzz-testing for CHOICE
diff --git a/tests/tests-asn1c-compiler/46-redefine-OK.asn1.-PR b/tests/tests-asn1c-compiler/46-redefine-OK.asn1.-PR
index 60d1d1c..f7edb4c 100644
--- a/tests/tests-asn1c-compiler/46-redefine-OK.asn1.-PR
+++ b/tests/tests-asn1c-compiler/46-redefine-OK.asn1.-PR
@@ -75,7 +75,7 @@
 		.type = &asn_DEF_PrimitiveType,
 		.type_selector = 0,
 		{ .oer_constraints = 0, .per_constraints = 0, .general_constraints = 0 },
-		.default_value = 0,
+		0, 0, /* No default value */
 		.name = "field"
 		},
 };