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-rw-r--r--recherches/grammaire/zend_language_parser.y1245
1 files changed, 1245 insertions, 0 deletions
diff --git a/recherches/grammaire/zend_language_parser.y b/recherches/grammaire/zend_language_parser.y
new file mode 100644
index 0000000..d0730b7
--- /dev/null
+++ b/recherches/grammaire/zend_language_parser.y
@@ -0,0 +1,1245 @@
+%{
+/*
+ +----------------------------------------------------------------------+
+ | Zend Engine |
+ +----------------------------------------------------------------------+
+ | Copyright (c) 1998-2012 Zend Technologies Ltd. (http://www.zend.com) |
+ +----------------------------------------------------------------------+
+ | This source file is subject to version 2.00 of the Zend license, |
+ | that is bundled with this package in the file LICENSE, and is |
+ | available through the world-wide-web at the following url: |
+ | http://www.zend.com/license/2_00.txt. |
+ | If you did not receive a copy of the Zend license and are unable to |
+ | obtain it through the world-wide-web, please send a note to |
+ | license@zend.com so we can mail you a copy immediately. |
+ +----------------------------------------------------------------------+
+ | Authors: Andi Gutmans <andi@zend.com> |
+ | Zeev Suraski <zeev@zend.com> |
+ +----------------------------------------------------------------------+
+*/
+
+/* $Id$ */
+
+/*
+ * LALR shift/reduce conflicts and how they are resolved:
+ *
+ * - 2 shift/reduce conflicts due to the dangling elseif/else ambiguity. Solved by shift.
+ *
+ */
+
+
+#include "zend_compile.h"
+#include "zend.h"
+#include "zend_list.h"
+#include "zend_globals.h"
+#include "zend_API.h"
+#include "zend_constants.h"
+
+#define YYSIZE_T size_t
+#define yytnamerr zend_yytnamerr
+static YYSIZE_T zend_yytnamerr(char*, const char*);
+
+#define YYERROR_VERBOSE
+#define YYSTYPE znode
+#ifdef ZTS
+# define YYPARSE_PARAM tsrm_ls
+# define YYLEX_PARAM tsrm_ls
+#endif
+
+
+%}
+
+%pure_parser
+%expect 3
+
+%token END 0 "end of file"
+%left T_INCLUDE T_INCLUDE_ONCE T_EVAL T_REQUIRE T_REQUIRE_ONCE
+%token T_INCLUDE "include (T_INCLUDE)"
+%token T_INCLUDE_ONCE "include_once (T_INCLUDE_ONCE)"
+%token T_EVAL "eval (T_EVAL)"
+%token T_REQUIRE "require (T_REQUIRE)"
+%token T_REQUIRE_ONCE "require_once (T_REQUIRE_ONCE)"
+%left ','
+%left T_LOGICAL_OR
+%token T_LOGICAL_OR "or (T_LOGICAL_OR)"
+%left T_LOGICAL_XOR
+%token T_LOGICAL_XOR "xor (T_LOGICAL_XOR)"
+%left T_LOGICAL_AND
+%token T_LOGICAL_AND "and (T_LOGICAL_AND)"
+%right T_PRINT
+%token T_PRINT "print (T_PRINT)"
+%left '=' T_PLUS_EQUAL T_MINUS_EQUAL T_MUL_EQUAL T_DIV_EQUAL T_CONCAT_EQUAL T_MOD_EQUAL T_AND_EQUAL T_OR_EQUAL T_XOR_EQUAL T_SL_EQUAL T_SR_EQUAL
+%token T_PLUS_EQUAL "+= (T_PLUS_EQUAL)"
+%token T_MINUS_EQUAL "-= (T_MINUS_EQUAL)"
+%token T_MUL_EQUAL "*= (T_MUL_EQUAL)"
+%token T_DIV_EQUAL "/= (T_DIV_EQUAL)"
+%token T_CONCAT_EQUAL ".= (T_CONCAT_EQUAL)"
+%token T_MOD_EQUAL "%= (T_MOD_EQUAL)"
+%token T_AND_EQUAL "&= (T_AND_EQUAL)"
+%token T_OR_EQUAL "|= (T_OR_EQUAL)"
+%token T_XOR_EQUAL "^= (T_XOR_EQUAL)"
+%token T_SL_EQUAL "<<= (T_SL_EQUAL)"
+%token T_SR_EQUAL ">>= (T_SR_EQUAL)"
+%left '?' ':'
+%left T_BOOLEAN_OR
+%token T_BOOLEAN_OR "|| (T_BOOLEAN_OR)"
+%left T_BOOLEAN_AND
+%token T_BOOLEAN_AND "&& (T_BOOLEAN_AND)"
+%left '|'
+%left '^'
+%left '&'
+%nonassoc T_IS_EQUAL T_IS_NOT_EQUAL T_IS_IDENTICAL T_IS_NOT_IDENTICAL
+%token T_IS_EQUAL "== (T_IS_EQUAL)"
+%token T_IS_NOT_EQUAL "!= (T_IS_NOT_EQUAL)"
+%token T_IS_IDENTICAL "=== (T_IS_IDENTICAL)"
+%token T_IS_NOT_IDENTICAL "!== (T_IS_NOT_IDENTICAL)"
+%nonassoc '<' T_IS_SMALLER_OR_EQUAL '>' T_IS_GREATER_OR_EQUAL
+%token T_IS_SMALLER_OR_EQUAL "<= (T_IS_SMALLER_OR_EQUAL)"
+%token T_IS_GREATER_OR_EQUAL ">= (T_IS_GREATER_OR_EQUAL)"
+%left T_SL T_SR
+%token T_SL "<< (T_SL)"
+%token T_SR ">> (T_SR)"
+%left '+' '-' '.'
+%left '*' '/' '%'
+%right '!'
+%nonassoc T_INSTANCEOF
+%token T_INSTANCEOF "instanceof (T_INSTANCEOF)"
+%right '~' T_INC T_DEC T_INT_CAST T_DOUBLE_CAST T_STRING_CAST T_ARRAY_CAST T_OBJECT_CAST T_BOOL_CAST T_UNSET_CAST '@'
+%token T_INC "++ (T_INC)"
+%token T_DEC "-- (T_DEC)"
+%token T_INT_CAST "(int) (T_INT_CAST)"
+%token T_DOUBLE_CAST "(double) (T_DOUBLE_CAST)"
+%token T_STRING_CAST "(string) (T_STRING_CAST)"
+%token T_ARRAY_CAST "(array) (T_ARRAY_CAST)"
+%token T_OBJECT_CAST "(object) (T_OBJECT_CAST)"
+%token T_BOOL_CAST "(bool) (T_BOOL_CAST)"
+%token T_UNSET_CAST "(unset) (T_UNSET_CAST)"
+%right '['
+%nonassoc T_NEW T_CLONE
+%token T_NEW "new (T_NEW)"
+%token T_CLONE "clone (T_CLONE)"
+%token T_EXIT "exit (T_EXIT)"
+%token T_IF "if (T_IF)"
+%left T_ELSEIF
+%token T_ELSEIF "elseif (T_ELSEIF)"
+%left T_ELSE
+%token T_ELSE "else (T_ELSE)"
+%left T_ENDIF
+%token T_ENDIF "endif (T_ENDIF)"
+%token T_LNUMBER "integer number (T_LNUMBER)"
+%token T_DNUMBER "floating-point number (T_DNUMBER)"
+%token T_STRING "identifier (T_STRING)"
+%token T_STRING_VARNAME "variable name (T_STRING_VARNAME)"
+%token T_VARIABLE "variable (T_VARIABLE)"
+%token T_NUM_STRING "number (T_NUM_STRING)"
+%token T_INLINE_HTML
+%token T_CHARACTER
+%token T_BAD_CHARACTER
+%token T_ENCAPSED_AND_WHITESPACE "quoted-string and whitespace (T_ENCAPSED_AND_WHITESPACE)"
+%token T_CONSTANT_ENCAPSED_STRING "quoted-string (T_CONSTANT_ENCAPSED_STRING)"
+%token T_ECHO "echo (T_ECHO)"
+%token T_DO "do (T_DO)"
+%token T_WHILE "while (T_WHILE)"
+%token T_ENDWHILE "endwhile (T_ENDWHILE)"
+%token T_FOR "for (T_FOR)"
+%token T_ENDFOR "endfor (T_ENDFOR)"
+%token T_FOREACH "foreach (T_FOREACH)"
+%token T_ENDFOREACH "endforeach (T_ENDFOREACH)"
+%token T_DECLARE "declare (T_DECLARE)"
+%token T_ENDDECLARE "enddeclare (T_ENDDECLARE)"
+%token T_AS "as (T_AS)"
+%token T_SWITCH "switch (T_SWITCH)"
+%token T_ENDSWITCH "endswitch (T_ENDSWITCH)"
+%token T_CASE "case (T_CASE)"
+%token T_DEFAULT "default (T_DEFAULT)"
+%token T_BREAK "break (T_BREAK)"
+%token T_CONTINUE "continue (T_CONTINUE)"
+%token T_GOTO "goto (T_GOTO)"
+%token T_FUNCTION "function (T_FUNCTION)"
+%token T_CONST "const (T_CONST)"
+%token T_RETURN "return (T_RETURN)"
+%token T_TRY "try (T_TRY)"
+%token T_CATCH "catch (T_CATCH)"
+%token T_THROW "throw (T_THROW)"
+%token T_USE "use (T_USE)"
+%token T_INSTEADOF "insteadof (T_INSTEADOF)"
+%token T_GLOBAL "global (T_GLOBAL)"
+%right T_STATIC T_ABSTRACT T_FINAL T_PRIVATE T_PROTECTED T_PUBLIC
+%token T_STATIC "static (T_STATIC)"
+%token T_ABSTRACT "abstract (T_ABSTRACT)"
+%token T_FINAL "final (T_FINAL)"
+%token T_PRIVATE "private (T_PRIVATE)"
+%token T_PROTECTED "protected (T_PROTECTED)"
+%token T_PUBLIC "public (T_PUBLIC)"
+%token T_VAR "var (T_VAR)"
+%token T_UNSET "unset (T_UNSET)"
+%token T_ISSET "isset (T_ISSET)"
+%token T_EMPTY "empty (T_EMPTY)"
+%token T_HALT_COMPILER "__halt_compiler (T_HALT_COMPILER)"
+%token T_CLASS "class (T_CLASS)"
+%token T_TRAIT "trait (T_TRAIT)"
+%token T_INTERFACE "interface (T_INTERFACE)"
+%token T_EXTENDS "extends (T_EXTENDS)"
+%token T_IMPLEMENTS "implements (T_IMPLEMENTS)"
+%token T_OBJECT_OPERATOR "-> (T_OBJECT_OPERATOR)"
+%token T_DOUBLE_ARROW "=> (T_DOUBLE_ARROW)"
+%token T_LIST "list (T_LIST)"
+%token T_ARRAY "array (T_ARRAY)"
+%token T_CALLABLE "callable (T_CALLABLE)"
+%token T_CLASS_C "__CLASS__ (T_CLASS_C)"
+%token T_TRAIT_C "__TRAIT__ (T_TRAIT_C)"
+%token T_METHOD_C "__METHOD__ (T_METHOD_C)"
+%token T_FUNC_C "__FUNCTION__ (T_FUNC_C)"
+%token T_LINE "__LINE__ (T_LINE)"
+%token T_FILE "__FILE__ (T_FILE)"
+%token T_COMMENT "comment (T_COMMENT)"
+%token T_DOC_COMMENT "doc comment (T_DOC_COMMENT)"
+%token T_OPEN_TAG "open tag (T_OPEN_TAG)"
+%token T_OPEN_TAG_WITH_ECHO "open tag with echo (T_OPEN_TAG_WITH_ECHO)"
+%token T_CLOSE_TAG "close tag (T_CLOSE_TAG)"
+%token T_WHITESPACE "whitespace (T_WHITESPACE)"
+%token T_START_HEREDOC "heredoc start (T_START_HEREDOC)"
+%token T_END_HEREDOC "heredoc end (T_END_HEREDOC)"
+%token T_DOLLAR_OPEN_CURLY_BRACES "${ (T_DOLLAR_OPEN_CURLY_BRACES)"
+%token T_CURLY_OPEN "{$ (T_CURLY_OPEN)"
+%token T_PAAMAYIM_NEKUDOTAYIM ":: (T_PAAMAYIM_NEKUDOTAYIM)"
+%token T_NAMESPACE "namespace (T_NAMESPACE)"
+%token T_NS_C "__NAMESPACE__ (T_NS_C)"
+%token T_DIR "__DIR__ (T_DIR)"
+%token T_NS_SEPARATOR "\\ (T_NS_SEPARATOR)"
+
+%% /* Rules */
+
+start:
+ top_statement_list { zend_do_end_compilation(TSRMLS_C); }
+;
+
+top_statement_list:
+ top_statement_list { zend_do_extended_info(TSRMLS_C); } top_statement { HANDLE_INTERACTIVE(); }
+ | /* empty */
+;
+
+namespace_name:
+ T_STRING { $$ = $1; }
+ | namespace_name T_NS_SEPARATOR T_STRING { zend_do_build_namespace_name(&$$, &$1, &$3 TSRMLS_CC); }
+;
+
+top_statement:
+ statement { zend_verify_namespace(TSRMLS_C); }
+ | function_declaration_statement { zend_verify_namespace(TSRMLS_C); zend_do_early_binding(TSRMLS_C); }
+ | class_declaration_statement { zend_verify_namespace(TSRMLS_C); zend_do_early_binding(TSRMLS_C); }
+ | T_HALT_COMPILER '(' ')' ';' { zend_do_halt_compiler_register(TSRMLS_C); YYACCEPT; }
+ | T_NAMESPACE namespace_name ';' { zend_do_begin_namespace(&$2, 0 TSRMLS_CC); }
+ | T_NAMESPACE namespace_name '{' { zend_do_begin_namespace(&$2, 1 TSRMLS_CC); }
+ top_statement_list '}' { zend_do_end_namespace(TSRMLS_C); }
+ | T_NAMESPACE '{' { zend_do_begin_namespace(NULL, 1 TSRMLS_CC); }
+ top_statement_list '}' { zend_do_end_namespace(TSRMLS_C); }
+ | T_USE use_declarations ';' { zend_verify_namespace(TSRMLS_C); }
+ | constant_declaration ';' { zend_verify_namespace(TSRMLS_C); }
+;
+
+use_declarations:
+ use_declarations ',' use_declaration
+ | use_declaration
+;
+
+use_declaration:
+ namespace_name { zend_do_use(&$1, NULL, 0 TSRMLS_CC); }
+ | namespace_name T_AS T_STRING { zend_do_use(&$1, &$3, 0 TSRMLS_CC); }
+ | T_NS_SEPARATOR namespace_name { zend_do_use(&$2, NULL, 1 TSRMLS_CC); }
+ | T_NS_SEPARATOR namespace_name T_AS T_STRING { zend_do_use(&$2, &$4, 1 TSRMLS_CC); }
+;
+
+constant_declaration:
+ constant_declaration ',' T_STRING '=' static_scalar { zend_do_declare_constant(&$3, &$5 TSRMLS_CC); }
+ | T_CONST T_STRING '=' static_scalar { zend_do_declare_constant(&$2, &$4 TSRMLS_CC); }
+;
+
+inner_statement_list:
+ inner_statement_list { zend_do_extended_info(TSRMLS_C); } inner_statement { HANDLE_INTERACTIVE(); }
+ | /* empty */
+;
+
+
+inner_statement:
+ statement
+ | function_declaration_statement
+ | class_declaration_statement
+ | T_HALT_COMPILER '(' ')' ';' { zend_error(E_COMPILE_ERROR, "__HALT_COMPILER() can only be used from the outermost scope"); }
+;
+
+
+statement:
+ unticked_statement { DO_TICKS(); }
+ | T_STRING ':' { zend_do_label(&$1 TSRMLS_CC); }
+;
+
+unticked_statement:
+ '{' inner_statement_list '}'
+ | T_IF '(' expr ')' { zend_do_if_cond(&$3, &$4 TSRMLS_CC); } statement { zend_do_if_after_statement(&$4, 1 TSRMLS_CC); } elseif_list else_single { zend_do_if_end(TSRMLS_C); }
+ | T_IF '(' expr ')' ':' { zend_do_if_cond(&$3, &$4 TSRMLS_CC); } inner_statement_list { zend_do_if_after_statement(&$4, 1 TSRMLS_CC); } new_elseif_list new_else_single T_ENDIF ';' { zend_do_if_end(TSRMLS_C); }
+ | T_WHILE '(' { $1.u.op.opline_num = get_next_op_number(CG(active_op_array)); } expr ')' { zend_do_while_cond(&$4, &$5 TSRMLS_CC); } while_statement { zend_do_while_end(&$1, &$5 TSRMLS_CC); }
+ | T_DO { $1.u.op.opline_num = get_next_op_number(CG(active_op_array)); zend_do_do_while_begin(TSRMLS_C); } statement T_WHILE '(' { $5.u.op.opline_num = get_next_op_number(CG(active_op_array)); } expr ')' ';' { zend_do_do_while_end(&$1, &$5, &$7 TSRMLS_CC); }
+ | T_FOR
+ '('
+ for_expr
+ ';' { zend_do_free(&$3 TSRMLS_CC); $4.u.op.opline_num = get_next_op_number(CG(active_op_array)); }
+ for_expr
+ ';' { zend_do_extended_info(TSRMLS_C); zend_do_for_cond(&$6, &$7 TSRMLS_CC); }
+ for_expr
+ ')' { zend_do_free(&$9 TSRMLS_CC); zend_do_for_before_statement(&$4, &$7 TSRMLS_CC); }
+ for_statement { zend_do_for_end(&$7 TSRMLS_CC); }
+ | T_SWITCH '(' expr ')' { zend_do_switch_cond(&$3 TSRMLS_CC); } switch_case_list { zend_do_switch_end(&$6 TSRMLS_CC); }
+ | T_BREAK ';' { zend_do_brk_cont(ZEND_BRK, NULL TSRMLS_CC); }
+ | T_BREAK expr ';' { zend_do_brk_cont(ZEND_BRK, &$2 TSRMLS_CC); }
+ | T_CONTINUE ';' { zend_do_brk_cont(ZEND_CONT, NULL TSRMLS_CC); }
+ | T_CONTINUE expr ';' { zend_do_brk_cont(ZEND_CONT, &$2 TSRMLS_CC); }
+ | T_RETURN ';' { zend_do_return(NULL, 0 TSRMLS_CC); }
+ | T_RETURN expr_without_variable ';' { zend_do_return(&$2, 0 TSRMLS_CC); }
+ | T_RETURN variable ';' { zend_do_return(&$2, 1 TSRMLS_CC); }
+ | T_GLOBAL global_var_list ';'
+ | T_STATIC static_var_list ';'
+ | T_ECHO echo_expr_list ';'
+ | T_INLINE_HTML { zend_do_echo(&$1 TSRMLS_CC); }
+ | expr ';' { zend_do_free(&$1 TSRMLS_CC); }
+ | T_UNSET '(' unset_variables ')' ';'
+ | T_FOREACH '(' variable T_AS
+ { zend_do_foreach_begin(&$1, &$2, &$3, &$4, 1 TSRMLS_CC); }
+ foreach_variable foreach_optional_arg ')' { zend_do_foreach_cont(&$1, &$2, &$4, &$6, &$7 TSRMLS_CC); }
+ foreach_statement { zend_do_foreach_end(&$1, &$4 TSRMLS_CC); }
+ | T_FOREACH '(' expr_without_variable T_AS
+ { zend_do_foreach_begin(&$1, &$2, &$3, &$4, 0 TSRMLS_CC); }
+ variable foreach_optional_arg ')' { zend_check_writable_variable(&$6); zend_do_foreach_cont(&$1, &$2, &$4, &$6, &$7 TSRMLS_CC); }
+ foreach_statement { zend_do_foreach_end(&$1, &$4 TSRMLS_CC); }
+ | T_DECLARE { $1.u.op.opline_num = get_next_op_number(CG(active_op_array)); zend_do_declare_begin(TSRMLS_C); } '(' declare_list ')' declare_statement { zend_do_declare_end(&$1 TSRMLS_CC); }
+ | ';' /* empty statement */
+ | T_TRY { zend_do_try(&$1 TSRMLS_CC); } '{' inner_statement_list '}'
+ T_CATCH '(' { zend_initialize_try_catch_element(&$1 TSRMLS_CC); }
+ fully_qualified_class_name { zend_do_first_catch(&$7 TSRMLS_CC); }
+ T_VARIABLE ')' { zend_do_begin_catch(&$1, &$9, &$11, &$7 TSRMLS_CC); }
+ '{' inner_statement_list '}' { zend_do_end_catch(&$1 TSRMLS_CC); }
+ additional_catches { zend_do_mark_last_catch(&$7, &$18 TSRMLS_CC); }
+ | T_THROW expr ';' { zend_do_throw(&$2 TSRMLS_CC); }
+ | T_GOTO T_STRING ';' { zend_do_goto(&$2 TSRMLS_CC); }
+;
+
+
+additional_catches:
+ non_empty_additional_catches { $$ = $1; }
+ | /* empty */ { $$.u.op.opline_num = -1; }
+;
+
+non_empty_additional_catches:
+ additional_catch { $$ = $1; }
+ | non_empty_additional_catches additional_catch { $$ = $2; }
+;
+
+
+additional_catch:
+ T_CATCH '(' fully_qualified_class_name { $$.u.op.opline_num = get_next_op_number(CG(active_op_array)); } T_VARIABLE ')' { zend_do_begin_catch(&$1, &$3, &$5, NULL TSRMLS_CC); } '{' inner_statement_list '}' { zend_do_end_catch(&$1 TSRMLS_CC); }
+;
+
+
+unset_variables:
+ unset_variable
+ | unset_variables ',' unset_variable
+;
+
+unset_variable:
+ variable { zend_do_end_variable_parse(&$1, BP_VAR_UNSET, 0 TSRMLS_CC); zend_do_unset(&$1 TSRMLS_CC); }
+;
+
+function_declaration_statement:
+ unticked_function_declaration_statement { DO_TICKS(); }
+;
+
+class_declaration_statement:
+ unticked_class_declaration_statement { DO_TICKS(); }
+;
+
+
+is_reference:
+ /* empty */ { $$.op_type = ZEND_RETURN_VAL; }
+ | '&' { $$.op_type = ZEND_RETURN_REF; }
+;
+
+
+unticked_function_declaration_statement:
+ function is_reference T_STRING { zend_do_begin_function_declaration(&$1, &$3, 0, $2.op_type, NULL TSRMLS_CC); }
+ '(' parameter_list ')' '{' inner_statement_list '}' { zend_do_end_function_declaration(&$1 TSRMLS_CC); }
+;
+
+unticked_class_declaration_statement:
+ class_entry_type T_STRING extends_from
+ { zend_do_begin_class_declaration(&$1, &$2, &$3 TSRMLS_CC); }
+ implements_list
+ '{'
+ class_statement_list
+ '}' { zend_do_end_class_declaration(&$1, &$2 TSRMLS_CC); }
+ | interface_entry T_STRING
+ { zend_do_begin_class_declaration(&$1, &$2, NULL TSRMLS_CC); }
+ interface_extends_list
+ '{'
+ class_statement_list
+ '}' { zend_do_end_class_declaration(&$1, &$2 TSRMLS_CC); }
+;
+
+
+class_entry_type:
+ T_CLASS { $$.u.op.opline_num = CG(zend_lineno); $$.EA = 0; }
+ | T_ABSTRACT T_CLASS { $$.u.op.opline_num = CG(zend_lineno); $$.EA = ZEND_ACC_EXPLICIT_ABSTRACT_CLASS; }
+ | T_TRAIT { $$.u.op.opline_num = CG(zend_lineno); $$.EA = ZEND_ACC_TRAIT; }
+ | T_FINAL T_CLASS { $$.u.op.opline_num = CG(zend_lineno); $$.EA = ZEND_ACC_FINAL_CLASS; }
+;
+
+extends_from:
+ /* empty */ { $$.op_type = IS_UNUSED; }
+ | T_EXTENDS fully_qualified_class_name { zend_do_fetch_class(&$$, &$2 TSRMLS_CC); }
+;
+
+interface_entry:
+ T_INTERFACE { $$.u.op.opline_num = CG(zend_lineno); $$.EA = ZEND_ACC_INTERFACE; }
+;
+
+interface_extends_list:
+ /* empty */
+ | T_EXTENDS interface_list
+;
+
+implements_list:
+ /* empty */
+ | T_IMPLEMENTS interface_list
+;
+
+interface_list:
+ fully_qualified_class_name { zend_do_implements_interface(&$1 TSRMLS_CC); }
+ | interface_list ',' fully_qualified_class_name { zend_do_implements_interface(&$3 TSRMLS_CC); }
+;
+
+foreach_optional_arg:
+ /* empty */ { $$.op_type = IS_UNUSED; }
+ | T_DOUBLE_ARROW foreach_variable { $$ = $2; }
+;
+
+
+foreach_variable:
+ variable { zend_check_writable_variable(&$1); $$ = $1; }
+ | '&' variable { zend_check_writable_variable(&$2); $$ = $2; $$.EA |= ZEND_PARSED_REFERENCE_VARIABLE; }
+;
+
+for_statement:
+ statement
+ | ':' inner_statement_list T_ENDFOR ';'
+;
+
+
+foreach_statement:
+ statement
+ | ':' inner_statement_list T_ENDFOREACH ';'
+;
+
+
+declare_statement:
+ statement
+ | ':' inner_statement_list T_ENDDECLARE ';'
+;
+
+
+declare_list:
+ T_STRING '=' static_scalar { zend_do_declare_stmt(&$1, &$3 TSRMLS_CC); }
+ | declare_list ',' T_STRING '=' static_scalar { zend_do_declare_stmt(&$3, &$5 TSRMLS_CC); }
+;
+
+
+switch_case_list:
+ '{' case_list '}' { $$ = $2; }
+ | '{' ';' case_list '}' { $$ = $3; }
+ | ':' case_list T_ENDSWITCH ';' { $$ = $2; }
+ | ':' ';' case_list T_ENDSWITCH ';' { $$ = $3; }
+;
+
+
+case_list:
+ /* empty */ { $$.op_type = IS_UNUSED; }
+ | case_list T_CASE expr case_separator { zend_do_extended_info(TSRMLS_C); zend_do_case_before_statement(&$1, &$2, &$3 TSRMLS_CC); } inner_statement_list { zend_do_case_after_statement(&$$, &$2 TSRMLS_CC); $$.op_type = IS_CONST; }
+ | case_list T_DEFAULT case_separator { zend_do_extended_info(TSRMLS_C); zend_do_default_before_statement(&$1, &$2 TSRMLS_CC); } inner_statement_list { zend_do_case_after_statement(&$$, &$2 TSRMLS_CC); $$.op_type = IS_CONST; }
+;
+
+
+case_separator:
+ ':'
+ | ';'
+;
+
+
+while_statement:
+ statement
+ | ':' inner_statement_list T_ENDWHILE ';'
+;
+
+
+
+elseif_list:
+ /* empty */
+ | elseif_list T_ELSEIF '(' expr ')' { zend_do_if_cond(&$4, &$5 TSRMLS_CC); } statement { zend_do_if_after_statement(&$5, 0 TSRMLS_CC); }
+;
+
+
+new_elseif_list:
+ /* empty */
+ | new_elseif_list T_ELSEIF '(' expr ')' ':' { zend_do_if_cond(&$4, &$5 TSRMLS_CC); } inner_statement_list { zend_do_if_after_statement(&$5, 0 TSRMLS_CC); }
+;
+
+
+else_single:
+ /* empty */
+ | T_ELSE statement
+;
+
+
+new_else_single:
+ /* empty */
+ | T_ELSE ':' inner_statement_list
+;
+
+
+parameter_list:
+ non_empty_parameter_list
+ | /* empty */
+;
+
+
+non_empty_parameter_list:
+ optional_class_type T_VARIABLE { $$.op_type = IS_UNUSED; $$.u.op.num=1; zend_do_receive_arg(ZEND_RECV, &$2, &$$, NULL, &$1, 0 TSRMLS_CC); }
+ | optional_class_type '&' T_VARIABLE { $$.op_type = IS_UNUSED; $$.u.op.num=1; zend_do_receive_arg(ZEND_RECV, &$3, &$$, NULL, &$1, 1 TSRMLS_CC); }
+ | optional_class_type '&' T_VARIABLE '=' static_scalar { $$.op_type = IS_UNUSED; $$.u.op.num=1; zend_do_receive_arg(ZEND_RECV_INIT, &$3, &$$, &$5, &$1, 1 TSRMLS_CC); }
+ | optional_class_type T_VARIABLE '=' static_scalar { $$.op_type = IS_UNUSED; $$.u.op.num=1; zend_do_receive_arg(ZEND_RECV_INIT, &$2, &$$, &$4, &$1, 0 TSRMLS_CC); }
+ | non_empty_parameter_list ',' optional_class_type T_VARIABLE { $$=$1; $$.u.op.num++; zend_do_receive_arg(ZEND_RECV, &$4, &$$, NULL, &$3, 0 TSRMLS_CC); }
+ | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE { $$=$1; $$.u.op.num++; zend_do_receive_arg(ZEND_RECV, &$5, &$$, NULL, &$3, 1 TSRMLS_CC); }
+ | non_empty_parameter_list ',' optional_class_type '&' T_VARIABLE '=' static_scalar { $$=$1; $$.u.op.num++; zend_do_receive_arg(ZEND_RECV_INIT, &$5, &$$, &$7, &$3, 1 TSRMLS_CC); }
+ | non_empty_parameter_list ',' optional_class_type T_VARIABLE '=' static_scalar { $$=$1; $$.u.op.num++; zend_do_receive_arg(ZEND_RECV_INIT, &$4, &$$, &$6, &$3, 0 TSRMLS_CC); }
+;
+
+
+optional_class_type:
+ /* empty */ { $$.op_type = IS_UNUSED; }
+ | T_ARRAY { $$.op_type = IS_CONST; Z_TYPE($$.u.constant)=IS_ARRAY; }
+ | T_CALLABLE { $$.op_type = IS_CONST; Z_TYPE($$.u.constant)=IS_CALLABLE; }
+ | fully_qualified_class_name { $$ = $1; }
+;
+
+
+function_call_parameter_list:
+ non_empty_function_call_parameter_list { $$ = $1; }
+ | /* empty */ { Z_LVAL($$.u.constant) = 0; }
+;
+
+
+non_empty_function_call_parameter_list:
+ expr_without_variable { Z_LVAL($$.u.constant) = 1; zend_do_pass_param(&$1, ZEND_SEND_VAL, Z_LVAL($$.u.constant) TSRMLS_CC); }
+ | variable { Z_LVAL($$.u.constant) = 1; zend_do_pass_param(&$1, ZEND_SEND_VAR, Z_LVAL($$.u.constant) TSRMLS_CC); }
+ | '&' w_variable { Z_LVAL($$.u.constant) = 1; zend_do_pass_param(&$2, ZEND_SEND_REF, Z_LVAL($$.u.constant) TSRMLS_CC); }
+ | non_empty_function_call_parameter_list ',' expr_without_variable { Z_LVAL($$.u.constant)=Z_LVAL($1.u.constant)+1; zend_do_pass_param(&$3, ZEND_SEND_VAL, Z_LVAL($$.u.constant) TSRMLS_CC); }
+ | non_empty_function_call_parameter_list ',' variable { Z_LVAL($$.u.constant)=Z_LVAL($1.u.constant)+1; zend_do_pass_param(&$3, ZEND_SEND_VAR, Z_LVAL($$.u.constant) TSRMLS_CC); }
+ | non_empty_function_call_parameter_list ',' '&' w_variable { Z_LVAL($$.u.constant)=Z_LVAL($1.u.constant)+1; zend_do_pass_param(&$4, ZEND_SEND_REF, Z_LVAL($$.u.constant) TSRMLS_CC); }
+;
+
+global_var_list:
+ global_var_list ',' global_var { zend_do_fetch_global_variable(&$3, NULL, ZEND_FETCH_GLOBAL_LOCK TSRMLS_CC); }
+ | global_var { zend_do_fetch_global_variable(&$1, NULL, ZEND_FETCH_GLOBAL_LOCK TSRMLS_CC); }
+;
+
+
+global_var:
+ T_VARIABLE { $$ = $1; }
+ | '$' r_variable { $$ = $2; }
+ | '$' '{' expr '}' { $$ = $3; }
+;
+
+
+static_var_list:
+ static_var_list ',' T_VARIABLE { zend_do_fetch_static_variable(&$3, NULL, ZEND_FETCH_STATIC TSRMLS_CC); }
+ | static_var_list ',' T_VARIABLE '=' static_scalar { zend_do_fetch_static_variable(&$3, &$5, ZEND_FETCH_STATIC TSRMLS_CC); }
+ | T_VARIABLE { zend_do_fetch_static_variable(&$1, NULL, ZEND_FETCH_STATIC TSRMLS_CC); }
+ | T_VARIABLE '=' static_scalar { zend_do_fetch_static_variable(&$1, &$3, ZEND_FETCH_STATIC TSRMLS_CC); }
+
+;
+
+
+class_statement_list:
+ class_statement_list class_statement
+ | /* empty */
+;
+
+
+class_statement:
+ variable_modifiers { CG(access_type) = Z_LVAL($1.u.constant); } class_variable_declaration ';'
+ | class_constant_declaration ';'
+ | trait_use_statement
+ | method_modifiers function is_reference T_STRING { zend_do_begin_function_declaration(&$2, &$4, 1, $3.op_type, &$1 TSRMLS_CC); } '('
+ parameter_list ')' method_body { zend_do_abstract_method(&$4, &$1, &$9 TSRMLS_CC); zend_do_end_function_declaration(&$2 TSRMLS_CC); }
+;
+
+trait_use_statement:
+ T_USE trait_list trait_adaptations
+;
+
+trait_list:
+ fully_qualified_class_name { zend_do_implements_trait(&$1 TSRMLS_CC); }
+ | trait_list ',' fully_qualified_class_name { zend_do_implements_trait(&$3 TSRMLS_CC); }
+;
+
+trait_adaptations:
+ ';'
+ | '{' trait_adaptation_list '}'
+;
+
+trait_adaptation_list:
+ /* empty */
+ | non_empty_trait_adaptation_list
+;
+
+non_empty_trait_adaptation_list:
+ trait_adaptation_statement
+ | non_empty_trait_adaptation_list trait_adaptation_statement
+;
+
+trait_adaptation_statement:
+ trait_precedence ';' { zend_add_trait_precedence(&$1 TSRMLS_CC); }
+ | trait_alias ';' { zend_add_trait_alias(&$1 TSRMLS_CC); }
+;
+
+trait_precedence:
+ trait_method_reference_fully_qualified T_INSTEADOF trait_reference_list { zend_prepare_trait_precedence(&$$, &$1, &$3 TSRMLS_CC); }
+;
+
+trait_reference_list:
+ fully_qualified_class_name { zend_resolve_class_name(&$1, ZEND_FETCH_CLASS_GLOBAL, 1 TSRMLS_CC); zend_init_list(&$$.u.op.ptr, Z_STRVAL($1.u.constant) TSRMLS_CC); }
+ | trait_reference_list ',' fully_qualified_class_name { zend_resolve_class_name(&$3, ZEND_FETCH_CLASS_GLOBAL, 1 TSRMLS_CC); zend_add_to_list(&$1.u.op.ptr, Z_STRVAL($3.u.constant) TSRMLS_CC); $$ = $1; }
+;
+
+trait_method_reference:
+ T_STRING { zend_prepare_reference(&$$, NULL, &$1 TSRMLS_CC); }
+ | trait_method_reference_fully_qualified { $$ = $1; }
+;
+
+trait_method_reference_fully_qualified:
+ fully_qualified_class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { zend_prepare_reference(&$$, &$1, &$3 TSRMLS_CC); }
+;
+
+trait_alias:
+ trait_method_reference T_AS trait_modifiers T_STRING { zend_prepare_trait_alias(&$$, &$1, &$3, &$4 TSRMLS_CC); }
+ | trait_method_reference T_AS member_modifier { zend_prepare_trait_alias(&$$, &$1, &$3, NULL TSRMLS_CC); }
+;
+
+trait_modifiers:
+ /* empty */ { Z_LVAL($$.u.constant) = 0x0; } /* No change of methods visibility */
+ | member_modifier { $$ = $1; } /* REM: Keep in mind, there are not only visibility modifiers */
+;
+
+method_body:
+ ';' /* abstract method */ { Z_LVAL($$.u.constant) = ZEND_ACC_ABSTRACT; }
+ | '{' inner_statement_list '}' { Z_LVAL($$.u.constant) = 0; }
+;
+
+variable_modifiers:
+ non_empty_member_modifiers { $$ = $1; }
+ | T_VAR { Z_LVAL($$.u.constant) = ZEND_ACC_PUBLIC; }
+;
+
+method_modifiers:
+ /* empty */ { Z_LVAL($$.u.constant) = ZEND_ACC_PUBLIC; }
+ | non_empty_member_modifiers { $$ = $1; if (!(Z_LVAL($$.u.constant) & ZEND_ACC_PPP_MASK)) { Z_LVAL($$.u.constant) |= ZEND_ACC_PUBLIC; } }
+;
+
+non_empty_member_modifiers:
+ member_modifier { $$ = $1; }
+ | non_empty_member_modifiers member_modifier { Z_LVAL($$.u.constant) = zend_do_verify_access_types(&$1, &$2); }
+;
+
+member_modifier:
+ T_PUBLIC { Z_LVAL($$.u.constant) = ZEND_ACC_PUBLIC; }
+ | T_PROTECTED { Z_LVAL($$.u.constant) = ZEND_ACC_PROTECTED; }
+ | T_PRIVATE { Z_LVAL($$.u.constant) = ZEND_ACC_PRIVATE; }
+ | T_STATIC { Z_LVAL($$.u.constant) = ZEND_ACC_STATIC; }
+ | T_ABSTRACT { Z_LVAL($$.u.constant) = ZEND_ACC_ABSTRACT; }
+ | T_FINAL { Z_LVAL($$.u.constant) = ZEND_ACC_FINAL; }
+;
+
+class_variable_declaration:
+ class_variable_declaration ',' T_VARIABLE { zend_do_declare_property(&$3, NULL, CG(access_type) TSRMLS_CC); }
+ | class_variable_declaration ',' T_VARIABLE '=' static_scalar { zend_do_declare_property(&$3, &$5, CG(access_type) TSRMLS_CC); }
+ | T_VARIABLE { zend_do_declare_property(&$1, NULL, CG(access_type) TSRMLS_CC); }
+ | T_VARIABLE '=' static_scalar { zend_do_declare_property(&$1, &$3, CG(access_type) TSRMLS_CC); }
+;
+
+class_constant_declaration:
+ class_constant_declaration ',' T_STRING '=' static_scalar { zend_do_declare_class_constant(&$3, &$5 TSRMLS_CC); }
+ | T_CONST T_STRING '=' static_scalar { zend_do_declare_class_constant(&$2, &$4 TSRMLS_CC); }
+;
+
+echo_expr_list:
+ echo_expr_list ',' expr { zend_do_echo(&$3 TSRMLS_CC); }
+ | expr { zend_do_echo(&$1 TSRMLS_CC); }
+;
+
+
+for_expr:
+ /* empty */ { $$.op_type = IS_CONST; Z_TYPE($$.u.constant) = IS_BOOL; Z_LVAL($$.u.constant) = 1; }
+ | non_empty_for_expr { $$ = $1; }
+;
+
+non_empty_for_expr:
+ non_empty_for_expr ',' { zend_do_free(&$1 TSRMLS_CC); } expr { $$ = $4; }
+ | expr { $$ = $1; }
+;
+
+chaining_method_or_property:
+ chaining_method_or_property variable_property { $$.EA = $2.EA; }
+ | variable_property { $$.EA = $1.EA; }
+;
+
+chaining_dereference:
+ chaining_dereference '[' dim_offset ']' { fetch_array_dim(&$$, &$1, &$3 TSRMLS_CC); }
+ | '[' dim_offset ']' { zend_do_pop_object(&$1 TSRMLS_CC); fetch_array_dim(&$$, &$1, &$2 TSRMLS_CC); }
+;
+
+chaining_instance_call:
+ chaining_dereference { zend_do_push_object(&$1 TSRMLS_CC); } chaining_method_or_property { $$ = $3; }
+ | chaining_dereference { zend_do_push_object(&$1 TSRMLS_CC); $$ = $1; }
+ | chaining_method_or_property { $$ = $1; }
+;
+
+instance_call:
+ /* empty */ { $$ = $0; }
+ | { zend_do_push_object(&$0 TSRMLS_CC); zend_do_begin_variable_parse(TSRMLS_C); }
+ chaining_instance_call { zend_do_pop_object(&$$ TSRMLS_CC); zend_do_end_variable_parse(&$2, BP_VAR_R, 0 TSRMLS_CC); }
+;
+
+new_expr:
+ T_NEW class_name_reference { zend_do_extended_fcall_begin(TSRMLS_C); zend_do_begin_new_object(&$1, &$2 TSRMLS_CC); } ctor_arguments { zend_do_end_new_object(&$$, &$1, &$4 TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C);}
+;
+
+expr_without_variable:
+ T_LIST '(' { zend_do_list_init(TSRMLS_C); } assignment_list ')' '=' expr { zend_do_list_end(&$$, &$7 TSRMLS_CC); }
+ | variable '=' expr { zend_check_writable_variable(&$1); zend_do_assign(&$$, &$1, &$3 TSRMLS_CC); }
+ | variable '=' '&' variable { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$4, BP_VAR_W, 1 TSRMLS_CC); zend_do_end_variable_parse(&$1, BP_VAR_W, 0 TSRMLS_CC); zend_do_assign_ref(&$$, &$1, &$4 TSRMLS_CC); }
+ | variable '=' '&' T_NEW class_name_reference { zend_error(E_DEPRECATED, "Assigning the return value of new by reference is deprecated"); zend_check_writable_variable(&$1); zend_do_extended_fcall_begin(TSRMLS_C); zend_do_begin_new_object(&$4, &$5 TSRMLS_CC); } ctor_arguments { zend_do_end_new_object(&$3, &$4, &$7 TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C); zend_do_end_variable_parse(&$1, BP_VAR_W, 0 TSRMLS_CC); $3.EA = ZEND_PARSED_NEW; zend_do_assign_ref(&$$, &$1, &$3 TSRMLS_CC); }
+ | T_CLONE expr { zend_do_clone(&$$, &$2 TSRMLS_CC); }
+ | variable T_PLUS_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_ADD, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_MINUS_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_SUB, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_MUL_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_MUL, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_DIV_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_DIV, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_CONCAT_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_CONCAT, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_MOD_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_MOD, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_AND_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_BW_AND, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_OR_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_BW_OR, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_XOR_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_BW_XOR, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_SL_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_SL, &$$, &$1, &$3 TSRMLS_CC); }
+ | variable T_SR_EQUAL expr { zend_check_writable_variable(&$1); zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); zend_do_binary_assign_op(ZEND_ASSIGN_SR, &$$, &$1, &$3 TSRMLS_CC); }
+ | rw_variable T_INC { zend_do_post_incdec(&$$, &$1, ZEND_POST_INC TSRMLS_CC); }
+ | T_INC rw_variable { zend_do_pre_incdec(&$$, &$2, ZEND_PRE_INC TSRMLS_CC); }
+ | rw_variable T_DEC { zend_do_post_incdec(&$$, &$1, ZEND_POST_DEC TSRMLS_CC); }
+ | T_DEC rw_variable { zend_do_pre_incdec(&$$, &$2, ZEND_PRE_DEC TSRMLS_CC); }
+ | expr T_BOOLEAN_OR { zend_do_boolean_or_begin(&$1, &$2 TSRMLS_CC); } expr { zend_do_boolean_or_end(&$$, &$1, &$4, &$2 TSRMLS_CC); }
+ | expr T_BOOLEAN_AND { zend_do_boolean_and_begin(&$1, &$2 TSRMLS_CC); } expr { zend_do_boolean_and_end(&$$, &$1, &$4, &$2 TSRMLS_CC); }
+ | expr T_LOGICAL_OR { zend_do_boolean_or_begin(&$1, &$2 TSRMLS_CC); } expr { zend_do_boolean_or_end(&$$, &$1, &$4, &$2 TSRMLS_CC); }
+ | expr T_LOGICAL_AND { zend_do_boolean_and_begin(&$1, &$2 TSRMLS_CC); } expr { zend_do_boolean_and_end(&$$, &$1, &$4, &$2 TSRMLS_CC); }
+ | expr T_LOGICAL_XOR expr { zend_do_binary_op(ZEND_BOOL_XOR, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '|' expr { zend_do_binary_op(ZEND_BW_OR, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '&' expr { zend_do_binary_op(ZEND_BW_AND, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '^' expr { zend_do_binary_op(ZEND_BW_XOR, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '.' expr { zend_do_binary_op(ZEND_CONCAT, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '+' expr { zend_do_binary_op(ZEND_ADD, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '-' expr { zend_do_binary_op(ZEND_SUB, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '*' expr { zend_do_binary_op(ZEND_MUL, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '/' expr { zend_do_binary_op(ZEND_DIV, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '%' expr { zend_do_binary_op(ZEND_MOD, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr T_SL expr { zend_do_binary_op(ZEND_SL, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr T_SR expr { zend_do_binary_op(ZEND_SR, &$$, &$1, &$3 TSRMLS_CC); }
+ | '+' expr %prec T_INC { ZVAL_LONG(&$1.u.constant, 0); if ($2.op_type == IS_CONST) { add_function(&$2.u.constant, &$1.u.constant, &$2.u.constant TSRMLS_CC); $$ = $2; } else { $1.op_type = IS_CONST; INIT_PZVAL(&$1.u.constant); zend_do_binary_op(ZEND_ADD, &$$, &$1, &$2 TSRMLS_CC); } }
+ | '-' expr %prec T_INC { ZVAL_LONG(&$1.u.constant, 0); if ($2.op_type == IS_CONST) { sub_function(&$2.u.constant, &$1.u.constant, &$2.u.constant TSRMLS_CC); $$ = $2; } else { $1.op_type = IS_CONST; INIT_PZVAL(&$1.u.constant); zend_do_binary_op(ZEND_SUB, &$$, &$1, &$2 TSRMLS_CC); } }
+ | '!' expr { zend_do_unary_op(ZEND_BOOL_NOT, &$$, &$2 TSRMLS_CC); }
+ | '~' expr { zend_do_unary_op(ZEND_BW_NOT, &$$, &$2 TSRMLS_CC); }
+ | expr T_IS_IDENTICAL expr { zend_do_binary_op(ZEND_IS_IDENTICAL, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr T_IS_NOT_IDENTICAL expr { zend_do_binary_op(ZEND_IS_NOT_IDENTICAL, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr T_IS_EQUAL expr { zend_do_binary_op(ZEND_IS_EQUAL, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr T_IS_NOT_EQUAL expr { zend_do_binary_op(ZEND_IS_NOT_EQUAL, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '<' expr { zend_do_binary_op(ZEND_IS_SMALLER, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr T_IS_SMALLER_OR_EQUAL expr { zend_do_binary_op(ZEND_IS_SMALLER_OR_EQUAL, &$$, &$1, &$3 TSRMLS_CC); }
+ | expr '>' expr { zend_do_binary_op(ZEND_IS_SMALLER, &$$, &$3, &$1 TSRMLS_CC); }
+ | expr T_IS_GREATER_OR_EQUAL expr { zend_do_binary_op(ZEND_IS_SMALLER_OR_EQUAL, &$$, &$3, &$1 TSRMLS_CC); }
+ | expr T_INSTANCEOF class_name_reference { zend_do_instanceof(&$$, &$1, &$3, 0 TSRMLS_CC); }
+ | '(' expr ')' { $$ = $2; }
+ | new_expr { $$ = $1; }
+ | '(' new_expr ')' { $$ = $2; } instance_call { $$ = $5; }
+ | expr '?' { zend_do_begin_qm_op(&$1, &$2 TSRMLS_CC); }
+ expr ':' { zend_do_qm_true(&$4, &$2, &$5 TSRMLS_CC); }
+ expr { zend_do_qm_false(&$$, &$7, &$2, &$5 TSRMLS_CC); }
+ | expr '?' ':' { zend_do_jmp_set(&$1, &$2, &$3 TSRMLS_CC); }
+ expr { zend_do_jmp_set_else(&$$, &$5, &$2, &$3 TSRMLS_CC); }
+ | internal_functions_in_yacc { $$ = $1; }
+ | T_INT_CAST expr { zend_do_cast(&$$, &$2, IS_LONG TSRMLS_CC); }
+ | T_DOUBLE_CAST expr { zend_do_cast(&$$, &$2, IS_DOUBLE TSRMLS_CC); }
+ | T_STRING_CAST expr { zend_do_cast(&$$, &$2, IS_STRING TSRMLS_CC); }
+ | T_ARRAY_CAST expr { zend_do_cast(&$$, &$2, IS_ARRAY TSRMLS_CC); }
+ | T_OBJECT_CAST expr { zend_do_cast(&$$, &$2, IS_OBJECT TSRMLS_CC); }
+ | T_BOOL_CAST expr { zend_do_cast(&$$, &$2, IS_BOOL TSRMLS_CC); }
+ | T_UNSET_CAST expr { zend_do_cast(&$$, &$2, IS_NULL TSRMLS_CC); }
+ | T_EXIT exit_expr { zend_do_exit(&$$, &$2 TSRMLS_CC); }
+ | '@' { zend_do_begin_silence(&$1 TSRMLS_CC); } expr { zend_do_end_silence(&$1 TSRMLS_CC); $$ = $3; }
+ | scalar { $$ = $1; }
+ | T_ARRAY '(' array_pair_list ')' { $$ = $3; }
+ | '[' array_pair_list ']' { $$ = $2; }
+ | '`' backticks_expr '`' { zend_do_shell_exec(&$$, &$2 TSRMLS_CC); }
+ | T_PRINT expr { zend_do_print(&$$, &$2 TSRMLS_CC); }
+ | function is_reference '(' { zend_do_begin_lambda_function_declaration(&$$, &$1, $2.op_type, 0 TSRMLS_CC); }
+ parameter_list ')' lexical_vars '{' inner_statement_list '}' { zend_do_end_function_declaration(&$1 TSRMLS_CC); $$ = $4; }
+ | T_STATIC function is_reference '(' { zend_do_begin_lambda_function_declaration(&$$, &$2, $3.op_type, 1 TSRMLS_CC); }
+ parameter_list ')' lexical_vars '{' inner_statement_list '}' { zend_do_end_function_declaration(&$2 TSRMLS_CC); $$ = $5; }
+;
+
+function:
+ T_FUNCTION { $$.u.op.opline_num = CG(zend_lineno); }
+;
+
+lexical_vars:
+ /* empty */
+ | T_USE '(' lexical_var_list ')'
+;
+
+lexical_var_list:
+ lexical_var_list ',' T_VARIABLE { zend_do_fetch_lexical_variable(&$3, 0 TSRMLS_CC); }
+ | lexical_var_list ',' '&' T_VARIABLE { zend_do_fetch_lexical_variable(&$4, 1 TSRMLS_CC); }
+ | T_VARIABLE { zend_do_fetch_lexical_variable(&$1, 0 TSRMLS_CC); }
+ | '&' T_VARIABLE { zend_do_fetch_lexical_variable(&$2, 1 TSRMLS_CC); }
+;
+
+function_call:
+ namespace_name '(' { $2.u.op.opline_num = zend_do_begin_function_call(&$1, 1 TSRMLS_CC); }
+ function_call_parameter_list
+ ')' { zend_do_end_function_call(&$1, &$$, &$4, 0, $2.u.op.opline_num TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C); }
+ | T_NAMESPACE T_NS_SEPARATOR namespace_name '(' { $1.op_type = IS_CONST; ZVAL_EMPTY_STRING(&$1.u.constant); zend_do_build_namespace_name(&$1, &$1, &$3 TSRMLS_CC); $4.u.op.opline_num = zend_do_begin_function_call(&$1, 0 TSRMLS_CC); }
+ function_call_parameter_list
+ ')' { zend_do_end_function_call(&$1, &$$, &$6, 0, $4.u.op.opline_num TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C); }
+ | T_NS_SEPARATOR namespace_name '(' { $3.u.op.opline_num = zend_do_begin_function_call(&$2, 0 TSRMLS_CC); }
+ function_call_parameter_list
+ ')' { zend_do_end_function_call(&$2, &$$, &$5, 0, $3.u.op.opline_num TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C); }
+ | class_name T_PAAMAYIM_NEKUDOTAYIM variable_name '(' { $4.u.op.opline_num = zend_do_begin_class_member_function_call(&$1, &$3 TSRMLS_CC); }
+ function_call_parameter_list
+ ')' { zend_do_end_function_call($4.u.op.opline_num?NULL:&$3, &$$, &$6, $4.u.op.opline_num, $4.u.op.opline_num TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C);}
+ | class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects '(' { zend_do_end_variable_parse(&$3, BP_VAR_R, 0 TSRMLS_CC); zend_do_begin_class_member_function_call(&$1, &$3 TSRMLS_CC); }
+ function_call_parameter_list
+ ')' { zend_do_end_function_call(NULL, &$$, &$6, 1, 1 TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C);}
+ | variable_class_name T_PAAMAYIM_NEKUDOTAYIM variable_name '(' { zend_do_begin_class_member_function_call(&$1, &$3 TSRMLS_CC); }
+ function_call_parameter_list
+ ')' { zend_do_end_function_call(NULL, &$$, &$6, 1, 1 TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C);}
+ | variable_class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects '(' { zend_do_end_variable_parse(&$3, BP_VAR_R, 0 TSRMLS_CC); zend_do_begin_class_member_function_call(&$1, &$3 TSRMLS_CC); }
+ function_call_parameter_list
+ ')' { zend_do_end_function_call(NULL, &$$, &$6, 1, 1 TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C);}
+ | variable_without_objects '(' { zend_do_end_variable_parse(&$1, BP_VAR_R, 0 TSRMLS_CC); zend_do_begin_dynamic_function_call(&$1, 0 TSRMLS_CC); }
+ function_call_parameter_list ')'
+ { zend_do_end_function_call(&$1, &$$, &$4, 0, 1 TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C);}
+;
+
+class_name:
+ T_STATIC { $$.op_type = IS_CONST; ZVAL_STRINGL(&$$.u.constant, "static", sizeof("static")-1, 1);}
+ | namespace_name { $$ = $1; }
+ | T_NAMESPACE T_NS_SEPARATOR namespace_name { $$.op_type = IS_CONST; ZVAL_EMPTY_STRING(&$$.u.constant); zend_do_build_namespace_name(&$$, &$$, &$3 TSRMLS_CC); }
+ | T_NS_SEPARATOR namespace_name { char *tmp = estrndup(Z_STRVAL($2.u.constant), Z_STRLEN($2.u.constant)+1); memcpy(&(tmp[1]), Z_STRVAL($2.u.constant), Z_STRLEN($2.u.constant)+1); tmp[0] = '\\'; efree(Z_STRVAL($2.u.constant)); Z_STRVAL($2.u.constant) = tmp; ++Z_STRLEN($2.u.constant); $$ = $2; }
+;
+
+fully_qualified_class_name:
+ namespace_name { $$ = $1; }
+ | T_NAMESPACE T_NS_SEPARATOR namespace_name { $$.op_type = IS_CONST; ZVAL_EMPTY_STRING(&$$.u.constant); zend_do_build_namespace_name(&$$, &$$, &$3 TSRMLS_CC); }
+ | T_NS_SEPARATOR namespace_name { char *tmp = estrndup(Z_STRVAL($2.u.constant), Z_STRLEN($2.u.constant)+1); memcpy(&(tmp[1]), Z_STRVAL($2.u.constant), Z_STRLEN($2.u.constant)+1); tmp[0] = '\\'; efree(Z_STRVAL($2.u.constant)); Z_STRVAL($2.u.constant) = tmp; ++Z_STRLEN($2.u.constant); $$ = $2; }
+;
+
+
+
+class_name_reference:
+ class_name { zend_do_fetch_class(&$$, &$1 TSRMLS_CC); }
+ | dynamic_class_name_reference { zend_do_end_variable_parse(&$1, BP_VAR_R, 0 TSRMLS_CC); zend_do_fetch_class(&$$, &$1 TSRMLS_CC); }
+;
+
+
+dynamic_class_name_reference:
+ base_variable T_OBJECT_OPERATOR { zend_do_push_object(&$1 TSRMLS_CC); }
+ object_property { zend_do_push_object(&$4 TSRMLS_CC); } dynamic_class_name_variable_properties
+ { zend_do_pop_object(&$$ TSRMLS_CC); $$.EA = ZEND_PARSED_MEMBER; }
+ | base_variable { $$ = $1; }
+;
+
+
+dynamic_class_name_variable_properties:
+ dynamic_class_name_variable_properties dynamic_class_name_variable_property
+ | /* empty */
+;
+
+
+dynamic_class_name_variable_property:
+ T_OBJECT_OPERATOR object_property { zend_do_push_object(&$2 TSRMLS_CC); }
+;
+
+exit_expr:
+ /* empty */ { memset(&$$, 0, sizeof(znode)); $$.op_type = IS_UNUSED; }
+ | '(' ')' { memset(&$$, 0, sizeof(znode)); $$.op_type = IS_UNUSED; }
+ | '(' expr ')' { $$ = $2; }
+;
+
+backticks_expr:
+ /* empty */ { ZVAL_EMPTY_STRING(&$$.u.constant); INIT_PZVAL(&$$.u.constant); $$.op_type = IS_CONST; }
+ | T_ENCAPSED_AND_WHITESPACE { $$ = $1; }
+ | encaps_list { $$ = $1; }
+;
+
+
+ctor_arguments:
+ /* empty */ { Z_LVAL($$.u.constant)=0; }
+ | '(' function_call_parameter_list ')' { $$ = $2; }
+;
+
+
+common_scalar:
+ T_LNUMBER { $$ = $1; }
+ | T_DNUMBER { $$ = $1; }
+ | T_CONSTANT_ENCAPSED_STRING { $$ = $1; }
+ | T_LINE { $$ = $1; }
+ | T_FILE { $$ = $1; }
+ | T_DIR { $$ = $1; }
+ | T_TRAIT_C { $$ = $1; }
+ | T_METHOD_C { $$ = $1; }
+ | T_FUNC_C { $$ = $1; }
+ | T_NS_C { $$ = $1; }
+ | T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC { $$ = $2; CG(heredoc) = Z_STRVAL($1.u.constant); CG(heredoc_len) = Z_STRLEN($1.u.constant); }
+ | T_START_HEREDOC T_END_HEREDOC { ZVAL_EMPTY_STRING(&$$.u.constant); INIT_PZVAL(&$$.u.constant); $$.op_type = IS_CONST; CG(heredoc) = Z_STRVAL($1.u.constant); CG(heredoc_len) = Z_STRLEN($1.u.constant); }
+;
+
+
+static_scalar: /* compile-time evaluated scalars */
+ common_scalar { $$ = $1; }
+ | namespace_name { zend_do_fetch_constant(&$$, NULL, &$1, ZEND_CT, 1 TSRMLS_CC); }
+ | T_NAMESPACE T_NS_SEPARATOR namespace_name { $$.op_type = IS_CONST; ZVAL_EMPTY_STRING(&$$.u.constant); zend_do_build_namespace_name(&$$, &$$, &$3 TSRMLS_CC); $3 = $$; zend_do_fetch_constant(&$$, NULL, &$3, ZEND_CT, 0 TSRMLS_CC); }
+ | T_NS_SEPARATOR namespace_name { char *tmp = estrndup(Z_STRVAL($2.u.constant), Z_STRLEN($2.u.constant)+1); memcpy(&(tmp[1]), Z_STRVAL($2.u.constant), Z_STRLEN($2.u.constant)+1); tmp[0] = '\\'; efree(Z_STRVAL($2.u.constant)); Z_STRVAL($2.u.constant) = tmp; ++Z_STRLEN($2.u.constant); zend_do_fetch_constant(&$$, NULL, &$2, ZEND_CT, 0 TSRMLS_CC); }
+ | '+' static_scalar { ZVAL_LONG(&$1.u.constant, 0); add_function(&$2.u.constant, &$1.u.constant, &$2.u.constant TSRMLS_CC); $$ = $2; }
+ | '-' static_scalar { ZVAL_LONG(&$1.u.constant, 0); sub_function(&$2.u.constant, &$1.u.constant, &$2.u.constant TSRMLS_CC); $$ = $2; }
+ | T_ARRAY '(' static_array_pair_list ')' { $$ = $3; Z_TYPE($$.u.constant) = IS_CONSTANT_ARRAY; }
+ | '[' static_array_pair_list ']' { $$ = $2; Z_TYPE($$.u.constant) = IS_CONSTANT_ARRAY; }
+ | static_class_constant { $$ = $1; }
+ | T_CLASS_C { $$ = $1; }
+;
+
+static_class_constant:
+ class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { zend_do_fetch_constant(&$$, &$1, &$3, ZEND_CT, 0 TSRMLS_CC); }
+;
+
+scalar:
+ T_STRING_VARNAME { $$ = $1; }
+ | class_constant { $$ = $1; }
+ | namespace_name { zend_do_fetch_constant(&$$, NULL, &$1, ZEND_RT, 1 TSRMLS_CC); }
+ | T_NAMESPACE T_NS_SEPARATOR namespace_name { $$.op_type = IS_CONST; ZVAL_EMPTY_STRING(&$$.u.constant); zend_do_build_namespace_name(&$$, &$$, &$3 TSRMLS_CC); $3 = $$; zend_do_fetch_constant(&$$, NULL, &$3, ZEND_RT, 0 TSRMLS_CC); }
+ | T_NS_SEPARATOR namespace_name { char *tmp = estrndup(Z_STRVAL($2.u.constant), Z_STRLEN($2.u.constant)+1); memcpy(&(tmp[1]), Z_STRVAL($2.u.constant), Z_STRLEN($2.u.constant)+1); tmp[0] = '\\'; efree(Z_STRVAL($2.u.constant)); Z_STRVAL($2.u.constant) = tmp; ++Z_STRLEN($2.u.constant); zend_do_fetch_constant(&$$, NULL, &$2, ZEND_RT, 0 TSRMLS_CC); }
+ | common_scalar { $$ = $1; }
+ | '"' encaps_list '"' { $$ = $2; }
+ | T_START_HEREDOC encaps_list T_END_HEREDOC { $$ = $2; CG(heredoc) = Z_STRVAL($1.u.constant); CG(heredoc_len) = Z_STRLEN($1.u.constant); }
+ | T_CLASS_C { if (Z_TYPE($1.u.constant) == IS_CONSTANT) {zend_do_fetch_constant(&$$, NULL, &$1, ZEND_RT, 1 TSRMLS_CC);} else {$$ = $1;} }
+;
+
+
+static_array_pair_list:
+ /* empty */ { $$.op_type = IS_CONST; INIT_PZVAL(&$$.u.constant); array_init(&$$.u.constant); }
+ | non_empty_static_array_pair_list possible_comma { $$ = $1; }
+;
+
+possible_comma:
+ /* empty */
+ | ','
+;
+
+non_empty_static_array_pair_list:
+ non_empty_static_array_pair_list ',' static_scalar T_DOUBLE_ARROW static_scalar { zend_do_add_static_array_element(&$$, &$3, &$5); }
+ | non_empty_static_array_pair_list ',' static_scalar { zend_do_add_static_array_element(&$$, NULL, &$3); }
+ | static_scalar T_DOUBLE_ARROW static_scalar { $$.op_type = IS_CONST; INIT_PZVAL(&$$.u.constant); array_init(&$$.u.constant); zend_do_add_static_array_element(&$$, &$1, &$3); }
+ | static_scalar { $$.op_type = IS_CONST; INIT_PZVAL(&$$.u.constant); array_init(&$$.u.constant); zend_do_add_static_array_element(&$$, NULL, &$1); }
+;
+
+expr:
+ r_variable { $$ = $1; }
+ | expr_without_variable { $$ = $1; }
+;
+
+
+r_variable:
+ variable { zend_do_end_variable_parse(&$1, BP_VAR_R, 0 TSRMLS_CC); $$ = $1; }
+;
+
+
+w_variable:
+ variable { zend_do_end_variable_parse(&$1, BP_VAR_W, 0 TSRMLS_CC); $$ = $1;
+ zend_check_writable_variable(&$1); }
+;
+
+rw_variable:
+ variable { zend_do_end_variable_parse(&$1, BP_VAR_RW, 0 TSRMLS_CC); $$ = $1;
+ zend_check_writable_variable(&$1); }
+;
+
+variable:
+ base_variable_with_function_calls T_OBJECT_OPERATOR { zend_do_push_object(&$1 TSRMLS_CC); }
+ object_property { zend_do_push_object(&$4 TSRMLS_CC); } method_or_not variable_properties
+ { zend_do_pop_object(&$$ TSRMLS_CC); $$.EA = $1.EA | ($7.EA ? $7.EA : $6.EA); }
+ | base_variable_with_function_calls { $$ = $1; }
+;
+
+variable_properties:
+ variable_properties variable_property { $$.EA = $2.EA; }
+ | /* empty */ { $$.EA = 0; }
+;
+
+
+variable_property:
+ T_OBJECT_OPERATOR object_property { zend_do_push_object(&$2 TSRMLS_CC); } method_or_not { $$.EA = $4.EA; }
+;
+
+array_method_dereference:
+ array_method_dereference '[' dim_offset ']' { fetch_array_dim(&$$, &$1, &$3 TSRMLS_CC); }
+ | method '[' dim_offset ']' { $1.EA = ZEND_PARSED_METHOD_CALL; fetch_array_dim(&$$, &$1, &$3 TSRMLS_CC); }
+;
+
+method:
+ '(' { zend_do_pop_object(&$1 TSRMLS_CC); zend_do_begin_method_call(&$1 TSRMLS_CC); }
+ function_call_parameter_list ')'
+ { zend_do_end_function_call(&$1, &$$, &$3, 1, 1 TSRMLS_CC); zend_do_extended_fcall_end(TSRMLS_C); }
+;
+
+method_or_not:
+ method { $$ = $1; $$.EA = ZEND_PARSED_METHOD_CALL; zend_do_push_object(&$$ TSRMLS_CC); }
+ | array_method_dereference { $$ = $1; zend_do_push_object(&$$ TSRMLS_CC); }
+ | /* empty */ { $$.EA = ZEND_PARSED_MEMBER; }
+;
+
+variable_without_objects:
+ reference_variable { $$ = $1; }
+ | simple_indirect_reference reference_variable { zend_do_indirect_references(&$$, &$1, &$2 TSRMLS_CC); }
+;
+
+static_member:
+ class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects { $$ = $3; zend_do_fetch_static_member(&$$, &$1 TSRMLS_CC); }
+ | variable_class_name T_PAAMAYIM_NEKUDOTAYIM variable_without_objects { $$ = $3; zend_do_fetch_static_member(&$$, &$1 TSRMLS_CC); }
+
+;
+
+variable_class_name:
+ reference_variable { zend_do_end_variable_parse(&$1, BP_VAR_R, 0 TSRMLS_CC); $$=$1;; }
+;
+
+array_function_dereference:
+ array_function_dereference '[' dim_offset ']' { fetch_array_dim(&$$, &$1, &$3 TSRMLS_CC); }
+ | function_call { zend_do_begin_variable_parse(TSRMLS_C); $1.EA = ZEND_PARSED_FUNCTION_CALL; }
+ '[' dim_offset ']' { fetch_array_dim(&$$, &$1, &$4 TSRMLS_CC); }
+;
+
+base_variable_with_function_calls:
+ base_variable { $$ = $1; }
+ | array_function_dereference { $$ = $1; }
+ | function_call { zend_do_begin_variable_parse(TSRMLS_C); $$ = $1; $$.EA = ZEND_PARSED_FUNCTION_CALL; }
+;
+
+
+base_variable:
+ reference_variable { $$ = $1; $$.EA = ZEND_PARSED_VARIABLE; }
+ | simple_indirect_reference reference_variable { zend_do_indirect_references(&$$, &$1, &$2 TSRMLS_CC); $$.EA = ZEND_PARSED_VARIABLE; }
+ | static_member { $$ = $1; $$.EA = ZEND_PARSED_STATIC_MEMBER; }
+;
+
+reference_variable:
+ reference_variable '[' dim_offset ']' { fetch_array_dim(&$$, &$1, &$3 TSRMLS_CC); }
+ | reference_variable '{' expr '}' { fetch_string_offset(&$$, &$1, &$3 TSRMLS_CC); }
+ | compound_variable { zend_do_begin_variable_parse(TSRMLS_C); fetch_simple_variable(&$$, &$1, 1 TSRMLS_CC); }
+;
+
+
+compound_variable:
+ T_VARIABLE { $$ = $1; }
+ | '$' '{' expr '}' { $$ = $3; }
+;
+
+dim_offset:
+ /* empty */ { $$.op_type = IS_UNUSED; }
+ | expr { $$ = $1; }
+;
+
+
+object_property:
+ object_dim_list { $$ = $1; }
+ | variable_without_objects { zend_do_end_variable_parse(&$1, BP_VAR_R, 0 TSRMLS_CC); } { znode tmp_znode; zend_do_pop_object(&tmp_znode TSRMLS_CC); zend_do_fetch_property(&$$, &tmp_znode, &$1 TSRMLS_CC);}
+;
+
+object_dim_list:
+ object_dim_list '[' dim_offset ']' { fetch_array_dim(&$$, &$1, &$3 TSRMLS_CC); }
+ | object_dim_list '{' expr '}' { fetch_string_offset(&$$, &$1, &$3 TSRMLS_CC); }
+ | variable_name { znode tmp_znode; zend_do_pop_object(&tmp_znode TSRMLS_CC); zend_do_fetch_property(&$$, &tmp_znode, &$1 TSRMLS_CC);}
+;
+
+variable_name:
+ T_STRING { $$ = $1; }
+ | '{' expr '}' { $$ = $2; }
+;
+
+simple_indirect_reference:
+ '$' { Z_LVAL($$.u.constant) = 1; }
+ | simple_indirect_reference '$' { Z_LVAL($$.u.constant)++; }
+;
+
+assignment_list:
+ assignment_list ',' assignment_list_element
+ | assignment_list_element
+;
+
+
+assignment_list_element:
+ variable { zend_do_add_list_element(&$1 TSRMLS_CC); }
+ | T_LIST '(' { zend_do_new_list_begin(TSRMLS_C); } assignment_list ')' { zend_do_new_list_end(TSRMLS_C); }
+ | /* empty */ { zend_do_add_list_element(NULL TSRMLS_CC); }
+;
+
+
+array_pair_list:
+ /* empty */ { zend_do_init_array(&$$, NULL, NULL, 0 TSRMLS_CC); }
+ | non_empty_array_pair_list possible_comma { $$ = $1; }
+;
+
+non_empty_array_pair_list:
+ non_empty_array_pair_list ',' expr T_DOUBLE_ARROW expr { zend_do_add_array_element(&$$, &$5, &$3, 0 TSRMLS_CC); }
+ | non_empty_array_pair_list ',' expr { zend_do_add_array_element(&$$, &$3, NULL, 0 TSRMLS_CC); }
+ | expr T_DOUBLE_ARROW expr { zend_do_init_array(&$$, &$3, &$1, 0 TSRMLS_CC); }
+ | expr { zend_do_init_array(&$$, &$1, NULL, 0 TSRMLS_CC); }
+ | non_empty_array_pair_list ',' expr T_DOUBLE_ARROW '&' w_variable { zend_do_add_array_element(&$$, &$6, &$3, 1 TSRMLS_CC); }
+ | non_empty_array_pair_list ',' '&' w_variable { zend_do_add_array_element(&$$, &$4, NULL, 1 TSRMLS_CC); }
+ | expr T_DOUBLE_ARROW '&' w_variable { zend_do_init_array(&$$, &$4, &$1, 1 TSRMLS_CC); }
+ | '&' w_variable { zend_do_init_array(&$$, &$2, NULL, 1 TSRMLS_CC); }
+;
+
+encaps_list:
+ encaps_list encaps_var { zend_do_end_variable_parse(&$2, BP_VAR_R, 0 TSRMLS_CC); zend_do_add_variable(&$$, &$1, &$2 TSRMLS_CC); }
+ | encaps_list T_ENCAPSED_AND_WHITESPACE { zend_do_add_string(&$$, &$1, &$2 TSRMLS_CC); }
+ | encaps_var { zend_do_end_variable_parse(&$1, BP_VAR_R, 0 TSRMLS_CC); zend_do_add_variable(&$$, NULL, &$1 TSRMLS_CC); }
+ | T_ENCAPSED_AND_WHITESPACE encaps_var { zend_do_add_string(&$$, NULL, &$1 TSRMLS_CC); zend_do_end_variable_parse(&$2, BP_VAR_R, 0 TSRMLS_CC); zend_do_add_variable(&$$, &$$, &$2 TSRMLS_CC); }
+;
+
+
+
+encaps_var:
+ T_VARIABLE { zend_do_begin_variable_parse(TSRMLS_C); fetch_simple_variable(&$$, &$1, 1 TSRMLS_CC); }
+ | T_VARIABLE '[' { zend_do_begin_variable_parse(TSRMLS_C); } encaps_var_offset ']' { fetch_array_begin(&$$, &$1, &$4 TSRMLS_CC); }
+ | T_VARIABLE T_OBJECT_OPERATOR T_STRING { zend_do_begin_variable_parse(TSRMLS_C); fetch_simple_variable(&$2, &$1, 1 TSRMLS_CC); zend_do_fetch_property(&$$, &$2, &$3 TSRMLS_CC); }
+ | T_DOLLAR_OPEN_CURLY_BRACES expr '}' { zend_do_begin_variable_parse(TSRMLS_C); fetch_simple_variable(&$$, &$2, 1 TSRMLS_CC); }
+ | T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}' { zend_do_begin_variable_parse(TSRMLS_C); fetch_array_begin(&$$, &$2, &$4 TSRMLS_CC); }
+ | T_CURLY_OPEN variable '}' { $$ = $2; }
+;
+
+
+encaps_var_offset:
+ T_STRING { $$ = $1; }
+ | T_NUM_STRING { $$ = $1; }
+ | T_VARIABLE { fetch_simple_variable(&$$, &$1, 1 TSRMLS_CC); }
+;
+
+
+internal_functions_in_yacc:
+ T_ISSET '(' isset_variables ')' { $$ = $3; }
+ | T_EMPTY '(' variable ')' { zend_do_isset_or_isempty(ZEND_ISEMPTY, &$$, &$3 TSRMLS_CC); }
+ | T_INCLUDE expr { zend_do_include_or_eval(ZEND_INCLUDE, &$$, &$2 TSRMLS_CC); }
+ | T_INCLUDE_ONCE expr { zend_do_include_or_eval(ZEND_INCLUDE_ONCE, &$$, &$2 TSRMLS_CC); }
+ | T_EVAL '(' expr ')' { zend_do_include_or_eval(ZEND_EVAL, &$$, &$3 TSRMLS_CC); }
+ | T_REQUIRE expr { zend_do_include_or_eval(ZEND_REQUIRE, &$$, &$2 TSRMLS_CC); }
+ | T_REQUIRE_ONCE expr { zend_do_include_or_eval(ZEND_REQUIRE_ONCE, &$$, &$2 TSRMLS_CC); }
+;
+
+isset_variables:
+ variable { zend_do_isset_or_isempty(ZEND_ISSET, &$$, &$1 TSRMLS_CC); }
+ | isset_variables ',' { zend_do_boolean_and_begin(&$1, &$2 TSRMLS_CC); } variable { znode tmp; zend_do_isset_or_isempty(ZEND_ISSET, &tmp, &$4 TSRMLS_CC); zend_do_boolean_and_end(&$$, &$1, &tmp, &$2 TSRMLS_CC); }
+;
+
+class_constant:
+ class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { zend_do_fetch_constant(&$$, &$1, &$3, ZEND_RT, 0 TSRMLS_CC); }
+ | variable_class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { zend_do_fetch_constant(&$$, &$1, &$3, ZEND_RT, 0 TSRMLS_CC); }
+;
+
+%%
+
+/* Copy to YYRES the contents of YYSTR after stripping away unnecessary
+ quotes and backslashes, so that it's suitable for yyerror. The
+ heuristic is that double-quoting is unnecessary unless the string
+ contains an apostrophe, a comma, or backslash (other than
+ backslash-backslash). YYSTR is taken from yytname. If YYRES is
+ null, do not copy; instead, return the length of what the result
+ would have been. */
+static YYSIZE_T zend_yytnamerr(char *yyres, const char *yystr)
+{
+ if (!yyres) {
+ return yystrlen(yystr);
+ }
+ {
+ TSRMLS_FETCH();
+ if (CG(parse_error) == 0) {
+ char buffer[120];
+ const unsigned char *end, *str, *tok1 = NULL, *tok2 = NULL;
+ unsigned int len = 0, toklen = 0, yystr_len;
+
+ CG(parse_error) = 1;
+
+ if (LANG_SCNG(yy_text)[0] == 0 &&
+ LANG_SCNG(yy_leng) == 1 &&
+ memcmp(yystr, ZEND_STRL("\"end of file\"")) == 0) {
+ yystpcpy(yyres, "end of file");
+ return sizeof("end of file")-1;
+ }
+
+ str = LANG_SCNG(yy_text);
+ end = memchr(str, '\n', LANG_SCNG(yy_leng));
+ yystr_len = yystrlen(yystr);
+
+ if ((tok1 = memchr(yystr, '(', yystr_len)) != NULL
+ && (tok2 = zend_memrchr(yystr, ')', yystr_len)) != NULL) {
+ toklen = (tok2 - tok1) + 1;
+ } else {
+ tok1 = tok2 = NULL;
+ toklen = 0;
+ }
+
+ if (end == NULL) {
+ len = LANG_SCNG(yy_leng) > 30 ? 30 : LANG_SCNG(yy_leng);
+ } else {
+ len = (end - str) > 30 ? 30 : (end - str);
+ }
+ if (toklen) {
+ snprintf(buffer, sizeof(buffer), "'%.*s' %.*s", len, str, toklen, tok1);
+ } else {
+ snprintf(buffer, sizeof(buffer), "'%.*s'", len, str);
+ }
+ yystpcpy(yyres, buffer);
+ return len + (toklen ? toklen + 1 : 0) + 2;
+ }
+ }
+ if (*yystr == '"') {
+ YYSIZE_T yyn = 0;
+ const char *yyp = yystr;
+
+ for (; *++yyp != '"'; ++yyn) {
+ yyres[yyn] = *yyp;
+ }
+ yyres[yyn] = '\0';
+ return yyn;
+ }
+ yystpcpy(yyres, yystr);
+ return strlen(yystr);
+}
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * indent-tabs-mode: t
+ * End:
+ */