markused: fix -skip-unused on a short program, that prints array (fix

#23436) (#23437)
vlang · Jan 11, 2025 · 81b421b · 81b421b
1 parent 62de56f
commit 81b421b
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diff --git a/vlib/v/markused/markused.v b/vlib/v/markused/markused.v
@@ -166,6 +166,9 @@ pub fn mark_used(mut table ast.Table, mut pref_ pref.Preferences, ast_files []&a
 				builderptr_idx + '.write_rune',
 			]
 		}
+		if !table.used_features.arr_init {
+			table.used_features.arr_init = table.used_features.print_types.keys().any(table.type_to_str(it).contains('[]'))
+		}
 		if table.used_features.arr_init || table.used_features.comptime_for {
 			include_panic_deps = true
 			core_fns << '__new_array'

diff --git a/vlib/v/tests/skip_unused/call_arguments.run.out b/vlib/v/tests/skip_unused/call_arguments.run.out
diff --git a/vlib/v/tests/skip_unused/call_arguments.skip_unused.run.out b/vlib/v/tests/skip_unused/call_arguments.skip_unused.run.out
diff --git a/vlib/v/tests/skip_unused/call_arguments.vv b/vlib/v/tests/skip_unused/call_arguments.vv
@@ -0,0 +1,4 @@
+fn main() {
+	args := arguments()
+	assert args.len > 0
+}