PHPにihuとerusuを追加するやつ

zend_language_parser.y.patch

diff --git a/Zend/zend_language_parser.y b/Zend/zend_language_parser.y
index 2c508a59fe..47d2ff5af9 100644
--- a/Zend/zend_language_parser.y
+++ b/Zend/zend_language_parser.y
@@ -82,8 +82,11 @@ static YYSIZE_T zend_yytnamerr(char*, const char*);
 %nonassoc T_NEW T_CLONE
 %left T_NOELSE
 %left T_ELSEIF
+%left T_ERUSUIHU
 %left T_ELSE
+%left T_ERUSU
 %left T_ENDIF
+%left T_ENDIHU
 %right T_STATIC T_ABSTRACT T_FINAL T_PRIVATE T_PROTECTED T_PUBLIC
 
 %token <ast> T_LNUMBER   "integer number (T_LNUMBER)"
@@ -144,9 +147,13 @@ static YYSIZE_T zend_yytnamerr(char*, const char*);
 %token T_CLONE     "clone (T_CLONE)"
 %token T_EXIT      "exit (T_EXIT)"
 %token T_IF        "if (T_IF)"
+%token T_IHU       "ihu (T_IHU)"
 %token T_ELSEIF    "elseif (T_ELSEIF)"
+%token T_ERUSUIHU  "erusuihu (T_ERUSUIHU)"
 %token T_ELSE      "else (T_ELSE)"
+%token T_ERUSU     "erus (T_ERUS)"
 %token T_ENDIF     "endif (T_ENDIF)"
+%token T_ENDIHU    "endihu (T_ENDIHU)"
 %token T_ECHO       "echo (T_ECHO)"
 %token T_DO         "do (T_DO)"
 %token T_WHILE      "while (T_WHILE)"
@@ -268,7 +275,7 @@ start:
 
 reserved_non_modifiers:
 	  T_INCLUDE | T_INCLUDE_ONCE | T_EVAL | T_REQUIRE | T_REQUIRE_ONCE | T_LOGICAL_OR | T_LOGICAL_XOR | T_LOGICAL_AND
-	| T_INSTANCEOF | T_NEW | T_CLONE | T_EXIT | T_IF | T_ELSEIF | T_ELSE | T_ENDIF | T_ECHO | T_DO | T_WHILE | T_ENDWHILE
+	| T_INSTANCEOF | T_NEW | T_CLONE | T_EXIT | T_IF | T_IHU | T_ELSEIF | T_ERUSUIHU | T_ELSE | T_ERUSU | T_ENDIF | T_ENDIHU |T_ECHO | T_DO | T_WHILE | T_ENDWHILE
 	| T_FOR | T_ENDFOR | T_FOREACH | T_ENDFOREACH | T_DECLARE | T_ENDDECLARE | T_AS | T_TRY | T_CATCH | T_FINALLY
 	| T_THROW | T_USE | T_INSTEADOF | T_GLOBAL | T_VAR | T_UNSET | T_ISSET | T_EMPTY | T_CONTINUE | T_GOTO
 	| T_FUNCTION | T_CONST | T_RETURN | T_PRINT | T_YIELD | T_LIST | T_SWITCH | T_ENDSWITCH | T_CASE | T_DEFAULT | T_BREAK
@@ -599,31 +606,49 @@ if_stmt_without_else:
 		T_IF '(' expr ')' statement
 			{ $$ = zend_ast_create_list(1, ZEND_AST_IF,
 			      zend_ast_create(ZEND_AST_IF_ELEM, $3, $5)); }
+	|	T_IHU '(' expr ')' statement
+			{ $$ = zend_ast_create_list(1, ZEND_AST_IF,
+			      zend_ast_create(ZEND_AST_IF_ELEM, $3, $5)); }
 	|	if_stmt_without_else T_ELSEIF '(' expr ')' statement
 			{ $$ = zend_ast_list_add($1,
 			      zend_ast_create(ZEND_AST_IF_ELEM, $4, $6)); }
+	|	if_stmt_without_else T_ERUSUIHU '(' expr ')' statement
+			{ $$ = zend_ast_list_add($1,
+			      zend_ast_create(ZEND_AST_IF_ELEM, $4, $6)); }
 ;
 
 if_stmt:
 		if_stmt_without_else %prec T_NOELSE { $$ = $1; }
 	|	if_stmt_without_else T_ELSE statement
 			{ $$ = zend_ast_list_add($1, zend_ast_create(ZEND_AST_IF_ELEM, NULL, $3)); }
+	|	if_stmt_without_else T_ERUSU statement
+			{ $$ = zend_ast_list_add($1, zend_ast_create(ZEND_AST_IF_ELEM, NULL, $3)); }
 ;
 
 alt_if_stmt_without_else:
 		T_IF '(' expr ')' ':' inner_statement_list
 			{ $$ = zend_ast_create_list(1, ZEND_AST_IF,
 			      zend_ast_create(ZEND_AST_IF_ELEM, $3, $6)); }
+	|	T_IHU '(' expr ')' ':' inner_statement_list
+			{ $$ = zend_ast_create_list(1, ZEND_AST_IF,
+			      zend_ast_create(ZEND_AST_IF_ELEM, $3, $6)); }
 	|	alt_if_stmt_without_else T_ELSEIF '(' expr ')' ':' inner_statement_list
 			{ $$ = zend_ast_list_add($1,
 			      zend_ast_create(ZEND_AST_IF_ELEM, $4, $7)); }
+	|	alt_if_stmt_without_else T_ERUSUIHU '(' expr ')' ':' inner_statement_list
+			{ $$ = zend_ast_list_add($1,
+			      zend_ast_create(ZEND_AST_IF_ELEM, $4, $7)); }
 ;
 
 alt_if_stmt:
 		alt_if_stmt_without_else T_ENDIF ';' { $$ = $1; }
+	|	alt_if_stmt_without_else T_ENDIHU ';' { $$ = $1; }
 	|	alt_if_stmt_without_else T_ELSE ':' inner_statement_list T_ENDIF ';'
 			{ $$ = zend_ast_list_add($1,
 			      zend_ast_create(ZEND_AST_IF_ELEM, NULL, $4)); }
+	|	alt_if_stmt_without_else T_ERUSU ':' inner_statement_list T_ENDIHU ';'
+			{ $$ = zend_ast_list_add($1,
+			      zend_ast_create(ZEND_AST_IF_ELEM, NULL, $4)); }
 ;
 
 parameter_list: