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authorNikita Popov <nikita.ppv@gmail.com>2017-03-23 22:48:45 +0100
committerNikita Popov <nikita.ppv@gmail.com>2017-03-23 22:48:45 +0100
commitd719b46222bcd7aaa7b06a1b33316bee26b0455a (patch)
tree32820f2351a18c9c6d2d2625675fe6dc3772409e /Zend/zend_language_scanner.l
parentf5951cc81bb777e39dbfffb4db1c265f4e51308f (diff)
downloadphp-git-d719b46222bcd7aaa7b06a1b33316bee26b0455a.tar.gz
Fix sequencing UB
Diffstat (limited to 'Zend/zend_language_scanner.l')
-rw-r--r--Zend/zend_language_scanner.l2
1 files changed, 1 insertions, 1 deletions
diff --git a/Zend/zend_language_scanner.l b/Zend/zend_language_scanner.l
index 093d7de9aa..9dc075104c 100644
--- a/Zend/zend_language_scanner.l
+++ b/Zend/zend_language_scanner.l
@@ -1156,7 +1156,7 @@ NEWLINE ("\r"|"\n"|"\r\n")
}
<ST_IN_SCRIPTING>"yield"{WHITESPACE}"from"[^a-zA-Z0-9_\x80-\xff] {
- yyless(--yyleng);
+ yyless(yyleng - 1);
HANDLE_NEWLINES(yytext, yyleng);
RETURN_TOKEN(T_YIELD_FROM);
}