From ef914dac31f23fb8bd4c5e498a68ebd4ca4e1430 Mon Sep 17 00:00:00 2001
From: lawnjelly <lawnjelly@gmail.com>
Date: Sat, 11 Mar 2023 17:05:12 +0000
Subject: [PATCH] GDScriptParser - don't use index operator on linked list

Index operators are super slow with linked lists. This came up in profiling the parsing, iterating sequentially using iterator is much faster.
---
 modules/gdscript/gdscript_parser.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/gdscript/gdscript_parser.cpp b/modules/gdscript/gdscript_parser.cpp
index 093cc3b31dd..93f9852602a 100644
--- a/modules/gdscript/gdscript_parser.cpp
+++ b/modules/gdscript/gdscript_parser.cpp
@@ -8632,8 +8632,8 @@ void GDScriptParser::_check_block_types(BlockNode *p_block) {
 	}
 
 	// Parse sub blocks
-	for (int i = 0; i < p_block->sub_blocks.size(); i++) {
-		current_block = p_block->sub_blocks[i];
+	for (const List<BlockNode *>::Element *E = p_block->sub_blocks.front(); E; E = E->next()) {
+		current_block = E->get();
 		_check_block_types(current_block);
 		current_block = p_block;
 		if (error_set) {