I had a look-- issue fixed, rough patch below. Full patch will be part of v2.
>From b0d93d8212328fabcbdb32c266c265a4eed49e00 Mon Sep 17 00:00:00 2001
From: Maximilian Downey Twiss <creatorsmith...@gmail.com>
Date: Thu, 15 Dec 2022 09:54:36 +1100
Subject: [PATCH] java: Adjustments to end_params_node and void_list_node.
gcc/java/ChangeLog:
* builtins.cc (initialize_builtins): Do not set void_list_node to
end_params_node.
* decl.cc (java_init_decl_processing): Set end_params_node to void_list_node.
---
gcc/java/builtins.cc | 2 --
gcc/java/decl.cc | 2 +-
2 files changed, 1 insertion(+), 3 deletions(-)
diff --git a/gcc/java/builtins.cc b/gcc/java/builtins.cc
index 45d736a0d7b8..a882a5c4d521 100644
--- a/gcc/java/builtins.cc
+++ b/gcc/java/builtins.cc
@@ -499,8 +499,6 @@ initialize_builtins (void)
java_builtins[i].method_name.t = m;
}
- void_list_node = end_params_node;
-
float_ftype_float_float
= build_function_type_list (float_type_node,
float_type_node, float_type_node, NULL_TREE);
diff --git a/gcc/java/decl.cc b/gcc/java/decl.cc
index 6319d1ce18a0..018003104ced 100644
--- a/gcc/java/decl.cc
+++ b/gcc/java/decl.cc
@@ -957,7 +957,7 @@ java_init_decl_processing (void)
build_decl (BUILTINS_LOCATION,
TYPE_DECL, get_identifier ("Method"), method_type_node);
- end_params_node = tree_cons (NULL_TREE, void_type_node, NULL_TREE);
+ end_params_node = void_list_node;
t = build_function_type_list (ptr_type_node, class_ptr_type, NULL_TREE);
alloc_object_node = add_builtin_function ("_Jv_AllocObject", t,
