cgen: fix error for sql statement inside fn call (fix #13330) (#13346)

cmd/tools/vtest-self.v

@@ -45,6 +45,7 @@ const (
 		'vlib/sqlite/sqlite_orm_test.v',
 		'vlib/v/tests/orm_sub_struct_test.v',
 		'vlib/v/tests/orm_sub_array_struct_test.v',
+		'vlib/v/tests/sql_statement_inside_fn_call_test.v',
 		'vlib/vweb/tests/vweb_test.v',
 		'vlib/vweb/request_test.v',
 		'vlib/net/http/request_test.v',
@@ -83,6 +84,7 @@ const (
 		'vlib/orm/orm_test.v',
 		'vlib/v/tests/orm_sub_struct_test.v',
 		'vlib/v/tests/orm_sub_array_struct_test.v',
+		'vlib/v/tests/sql_statement_inside_fn_call_test.v',
 		'vlib/clipboard/clipboard_test.v',
 		'vlib/vweb/tests/vweb_test.v',
 		'vlib/vweb/request_test.v',

vlib/v/gen/c/sql.v

@@ -759,8 +759,10 @@ fn (mut g Gen) sql_select(node ast.SqlExpr, expr string, left string) {
 		if node.is_array {
 			g.write('_array')
 		}
+		if !g.inside_call {
 			g.writeln(';')
 		}
+	}
 }
 
 fn (mut g Gen) parse_db_type(expr ast.Expr) SqlType {

vlib/v/tests/sql_statement_inside_fn_call_test.v

@@ -0,0 +1,24 @@
+import sqlite
+
+struct Movie {
+	id   int    [primary]
+	name string
+}
+
+fn x(m Movie) int {
+	return m.id
+}
+
+fn test_sql_statement_inside_fn_call() {
+	db := sqlite.connect(':memory:') or { panic('failed') }
+	sql db {
+		create table Movie
+	}
+	m := Movie{1, 'Maria'}
+	sql db {
+		insert m into Movie
+	}
+	dump(x(sql db {
+		select from Movie where id == 1
+	}))
+}