We can't quite go with expr there (shift/reduce conflict), go with scalar.

diff --git a/Zend/zend-parser.y b/Zend/zend-parser.y
index b7ffddca4764b1f9c5edfd00b37623fc5d56ea66..f7e16c2e39c2413c97475df2cb221966512b7c05 100644 (file)
--- a/Zend/zend-parser.y
+++ b/Zend/zend-parser.y
@@ -176,7 +176,7 @@ statement:
        |       T_ECHO echo_expr_list ';'
        |       T_INLINE_HTML                   { do_echo(&$1 CLS_CC); }
        |       expr ';'                        { do_free(&$1 CLS_CC); }
-       |       T_REQUIRE expr ';'                      { if ($2.op_type==IS_CONST && $2.u.constant.type==IS_STRING) { require_filename($2.u.constant.value.str.val CLS_CC); zval_dtor(&$2.u.constant); } else { do_include_or_eval(ZEND_INCLUDE, &$$, &$2 CLS_CC); } }
+       |       T_REQUIRE scalar ';'                    { if ($2.op_type==IS_CONST && $2.u.constant.type==IS_STRING) { require_filename($2.u.constant.value.str.val CLS_CC); zval_dtor(&$2.u.constant); } else { do_include_or_eval(ZEND_INCLUDE, &$$, &$2 CLS_CC); } }
        |       T_REQUIRE '(' expr ')' ';'      { if ($3.op_type==IS_CONST && $3.u.constant.type==IS_STRING) { require_filename($3.u.constant.value.str.val CLS_CC); zval_dtor(&$3.u.constant); } else { do_include_or_eval(ZEND_INCLUDE, &$$, &$3 CLS_CC); } }
        |       T_UNSET '(' r_cvar ')' ';' { do_unset(&$3 CLS_CC); }
        |       T_FOREACH '(' expr T_AS { do_foreach_begin(&$1, &$3, &$2, &$4 CLS_CC); } w_cvar foreach_optional_arg ')' { do_foreach_cont(&$6, &$7, &$4 CLS_CC); } foreach_statement { do_foreach_end(&$1, &$2 CLS_CC); }