fixup! Support first-class callables in const-expressions

Author: TimWolla

Zend/zend_ast.c

@@ -1279,11 +1279,12 @@ static void* ZEND_FASTCALL zend_ast_tree_copy(zend_ast *ast, void *buf)
 		new->op_array = old->op_array;
 		buf = (void*)((char*)buf + sizeof(zend_ast_op_array));
 	} else if (ast->kind == ZEND_AST_CALLABLE_CONVERT) {
+		zend_ast_fcc *old = (zend_ast_fcc*)ast;
 		zend_ast_fcc *new = (zend_ast_fcc*)buf;
-		new->kind = ZEND_AST_CALLABLE_CONVERT;
-		new->attr = ast->attr;
-		new->lineno = ast->lineno;
-		new->fptr__ptr = ((zend_ast_fcc *) ast)->fptr__ptr;
+		new->kind = old->kind;
+		new->attr = old->attr;
+		new->lineno = old->lineno;
+		ZEND_MAP_PTR_INIT(new->fptr, ZEND_MAP_PTR(old->fptr));
 		buf = (void*)((char*)buf + sizeof(zend_ast_fcc));
 	} else if (zend_ast_is_decl(ast)) {
 		/* Not implemented. */