Index: zend_language_scanner.l
===================================================================
RCS file: /repository/ZendEngine2/zend_language_scanner.l,v
retrieving revision 1.131.2.11.2.14
diff -u -r1.131.2.11.2.14 zend_language_scanner.l
--- zend_language_scanner.l	22 Mar 2008 18:53:08 -0000	1.131.2.11.2.14
+++ zend_language_scanner.l	8 Apr 2008 11:04:00 -0000
@@ -1919,8 +1919,13 @@
 	if (yyleng > CG(heredoc_len) && !memcmp(end - CG(heredoc_len), CG(heredoc), CG(heredoc_len))) {
 		int len = yyleng - CG(heredoc_len) - 2; /* 2 for newline before and after label */
 
-		if (len > 0 && yytext[len - 1] == '\r' && yytext[len] == '\n') {
-			len--;
+		/* May have matched fooLABEL; make sure there's a newline before it */
+		if (yytext[len] != '\n') {
+			if (yytext[len] != '\r') {
+				goto wrong_label;
+			}
+		} else if (len > 0 && yytext[len - 1] == '\r') {
+			len--; /* Windows newline */
 		}
 
 		/* Go back before last label char, to match in ST_END_HEREDOC state */
@@ -1937,6 +1942,7 @@
 	} else {
 		/* Go back to end of label, so the next match works correctly in case of
 		 * a variable or another label at the beginning of the next line */
+wrong_label:
 		yyless(yyleng - 1);
 		yymore();
 	}