Merge branch 'master' into tilde

1 files changed, 6 insertions, 0 deletions

diff --git a/src/check_type.cpp b/src/check_type.cpp
index a68f83ba9..4704f8b9b 100644
--- a/src/check_type.cpp
+++ b/src/check_type.cpp
@@ -1474,6 +1474,12 @@ gb_internal Type *check_get_params(CheckerContext *ctx, Scope *scope, Ast *_para
 		Type *specialization = nullptr;
 
 		bool is_using = (p->flags&FieldFlag_using) != 0;
+		if ((check_vet_flags(param) & VetFlag_UsingParam) && is_using) {
+			ERROR_BLOCK();
+			error(param, "'using' on a procedure parameter is now allowed when '-vet' or '-vet-using-param' is applied");
+			error_line("\t'using' is considered bad practice to use as a statement/procedure parameter outside of immediate refactoring\n");
+
+		}
 
 		if (type_expr == nullptr) {
 			param_value = handle_parameter_value(ctx, nullptr, &type, default_value, true);