orm: fix update stmt with enum value (fix #23031) (#23037)

cmd/tools/vtest-self.v

@@ -181,6 +181,7 @@ const skip_with_fsanitize_memory = [
 	'vlib/v/tests/orm_array_field_test.v',
 	'vlib/v/tests/orm_handle_error_for_select_from_not_created_table_test.v',
 	'vlib/v/tests/orm_create_several_tables_test.v',
+	'vlib/v/tests/orm_update_test.v',
 	'vlib/vweb/tests/vweb_test.v',
 	'vlib/vweb/csrf/csrf_test.v',
 	'vlib/net/http/request_test.v',
@@ -204,6 +205,7 @@ const skip_with_fsanitize_address = [
 	'vlib/v/tests/orm_sub_array_struct_test.v',
 	'vlib/v/tests/orm_handle_error_for_select_from_not_created_table_test.v',
 	'vlib/v/tests/orm_create_several_tables_test.v',
+	'vlib/v/tests/orm_update_test.v',
 ]
 const skip_with_fsanitize_undefined = [
 	'do_not_remove',
@@ -215,6 +217,7 @@ const skip_with_fsanitize_undefined = [
 	'vlib/v/tests/orm_sub_array_struct_test.v',
 	'vlib/v/tests/orm_handle_error_for_select_from_not_created_table_test.v',
 	'vlib/v/tests/orm_create_several_tables_test.v',
+	'vlib/v/tests/orm_update_test.v',
 	'vlib/v/tests/project_with_cpp_code/compiling_cpp_files_with_a_cplusplus_compiler_test.c.v', // fails compilation with: undefined reference to vtable for __cxxabiv1::__function_type_info'
 ]
 const skip_with_werror = [
@@ -274,6 +277,7 @@ const skip_on_ubuntu_musl = [
 	'vlib/v/tests/orm_array_field_test.v',
 	'vlib/v/tests/orm_handle_error_for_select_from_not_created_table_test.v',
 	'vlib/v/tests/orm_create_several_tables_test.v',
+	'vlib/v/tests/orm_update_test.v',
 	'vlib/v/tests/sql_statement_inside_fn_call_test.v',
 	'vlib/clipboard/clipboard_test.v',
 	'vlib/vweb/tests/vweb_test.v',

vlib/v/gen/c/orm.v

@@ -413,7 +413,7 @@ fn (mut g Gen) write_orm_insert_with_last_ids(node ast.SqlStmtLine, connection_v
 				ctyp = 'time__Time'
 				typ = 'time'
 			} else if sym.kind == .enum {
-				typ = 'i64'
+				typ = g.table.sym(g.table.final_type(field.typ)).cname
 			}
 			var := '${node.object_var}${member_access_type}${c_name(field.name)}'
 			if field.typ.has_flag(.option) {
@@ -604,6 +604,8 @@ fn (mut g Gen) write_orm_primitive(t ast.Type, expr ast.Expr) {
 
 		if t.has_flag(.option) {
 			typ = 'option_${typ}'
+		} else if g.table.final_sym(t).kind == .enum {
+			typ = g.table.sym(g.table.final_type(t)).cname
 		}
 		g.write('orm__${typ}_to_primitive(')
 		if expr is ast.CallExpr {

vlib/v/tests/orm_update_test.v

@@ -0,0 +1,41 @@
+import db.sqlite
+
+struct Person {
+	name   string
+	height Height
+}
+
+enum Height as u8 {
+	tall
+	small
+}
+
+fn test_main() {
+	db := sqlite.connect(':memory:')!
+
+	sql db {
+		create table Person
+	}!
+
+	a := Person{'A', Height.small}
+	b := Person{'A', Height.tall}
+
+	sql db {
+		insert a into Person
+	}!
+
+	sql db {
+		insert b into Person
+	}!
+
+	new_height := Height.small
+	sql db {
+		update Person set height = new_height where height == Height.tall
+	}!
+
+	rows := sql db {
+		select from Person where height == Height.small
+	}!
+
+	assert rows.len == 2
+}