Review updates

Author: kubawerlos

Zend/zend_language_scanner.l

@@ -2758,6 +2758,7 @@ skip_escape_conversion:
 		SCNG(heredoc_scan_ahead) = 1;
 		SCNG(heredoc_indentation) = 0;
 		SCNG(heredoc_indentation_uses_spaces) = 0;
+		SCNG(on_event_context);
 		LANG_SCNG(on_event) = NULL;
 		CG(doc_comment) = NULL;
 

ext/tokenizer/tests/gh19507.phpt ext/tokenizer/tests/gh19507_eval.phptext/tokenizer/tests/gh19507.phpt renamed to ext/tokenizer/tests/gh19507_eval.phpt

@@ -1,5 +1,5 @@
 --TEST--
-GH-19507: Corrupted result after recursive tokenization during token_get_all()
+GH-19507: Corrupted result after recursive tokenization during token_get_all() (error handler with eval)
 --EXTENSIONS--
 tokenizer
 --FILE--

ext/tokenizer/tests/gh19507_throw.phpt

@@ -0,0 +1,24 @@
+--TEST--
+GH-19507: Corrupted result after recursive tokenization during token_get_all() (error handler with throw)
+--EXTENSIONS--
+tokenizer
+--FILE--
+<?php
+
+set_error_handler(function (int $errno, string $msg) {
+    throw new RuntimeException('error handler called: ' . $msg);
+});
+
+
+$tokens = PhpToken::tokenize('<?php (double) $x;', TOKEN_PARSE);
+foreach ($tokens as $token) {
+    echo $token->getTokenName(), "\n";
+}
+?>
+--EXPECTF--
+Fatal error: Uncaught RuntimeException: error handler called: Non-canonical cast (double) is deprecated, use the (float) cast instead in %s:%d
+Stack trace:
+#0 [internal function]: {closure:%s:%d}(%d, 'Non-canonical c...', '', 1)
+#1 %s(%d): PhpToken::tokenize('<?php (double) ...', %d)
+#2 {main}
+  thrown in %s on line %d