zend_ast: Remove unused ZEND_AST_PARENT_PROPERTY_HOOK_CALL (php#21644)

Author: TimWolla

UPGRADING.INTERNALS

@@ -83,6 +83,7 @@ PHP 8.6 INTERNALS UPGRADE NOTES
   . The INI_ORIG_{INT|STR|FLT|BOOL}() macros have been removed as they are
     unused. If this behaviour is required fall back to the zend_ini_*
     functions.
+  . The unused ZEND_AST_PARENT_PROPERTY_HOOK_CALL has been removed.
 
 ========================
 2. Build system changes

Zend/zend_ast.c

@@ -2555,12 +2555,6 @@ static ZEND_COLD void zend_ast_export_ex(smart_str *str, zend_ast *ast, int prio
 			smart_str_appendc(str, ')');
 			break;
 		}
-		case ZEND_AST_PARENT_PROPERTY_HOOK_CALL:
-			smart_str_append(str, Z_STR_P(zend_ast_get_zval(ast->child[0])));
-			smart_str_appendc(str, '(');
-			zend_ast_export_ex(str, ast->child[1], 0, indent);
-			smart_str_appendc(str, ')');
-			break;
 		case ZEND_AST_CALLABLE_CONVERT: {
 			zend_ast_fcc *fcc_ast = (zend_ast_fcc*)ast;
 			ast = fcc_ast->args;

Zend/zend_ast.h

@@ -153,7 +153,6 @@ enum _zend_ast_kind {
 	ZEND_AST_MATCH,
 	ZEND_AST_MATCH_ARM,
 	ZEND_AST_NAMED_ARG,
-	ZEND_AST_PARENT_PROPERTY_HOOK_CALL,
 	ZEND_AST_PIPE,
 
 	/* 3 child nodes */

Zend/zend_compile.c

@@ -12135,7 +12135,6 @@ static void zend_compile_expr_inner(znode *result, zend_ast *ast) /* {{{ */
 		case ZEND_AST_METHOD_CALL:
 		case ZEND_AST_NULLSAFE_METHOD_CALL:
 		case ZEND_AST_STATIC_CALL:
-		case ZEND_AST_PARENT_PROPERTY_HOOK_CALL:
 		case ZEND_AST_PIPE:
 			zend_compile_var(result, ast, BP_VAR_R, false);
 			return;
@@ -12292,9 +12291,6 @@ static zend_op *zend_compile_var_inner(znode *result, zend_ast *ast, uint32_t ty
 		case ZEND_AST_CALL:
 			zend_compile_call(result, ast, type);
 			return NULL;
-		case ZEND_AST_PARENT_PROPERTY_HOOK_CALL:
-			zend_compile_parent_property_hook_call(result, ast, type);
-			return NULL;
 		case ZEND_AST_METHOD_CALL:
 		case ZEND_AST_NULLSAFE_METHOD_CALL:
 			zend_compile_method_call(result, ast, type);