From b2ec21da733200f45984516eef34c6bb570d4c23 Mon Sep 17 00:00:00 2001
From: Roberto Vidal <roberto.vidal@ikumene.com>
Date: Fri, 13 Oct 2023 14:26:56 +0200
Subject: [PATCH] fix ABI for raw pointers

---
 crates/cli/tests/reference/pointers.d.ts | 12 ++++++++++++
 crates/cli/tests/reference/pointers.js   | 23 +++++++++++++++++++++++
 crates/cli/tests/reference/pointers.rs   | 11 +++++++++++
 crates/cli/tests/reference/pointers.wat  |  9 +++++++++
 src/describe.rs                          |  4 ++--
 5 files changed, 57 insertions(+), 2 deletions(-)
 create mode 100644 crates/cli/tests/reference/pointers.d.ts
 create mode 100644 crates/cli/tests/reference/pointers.js
 create mode 100644 crates/cli/tests/reference/pointers.rs
 create mode 100644 crates/cli/tests/reference/pointers.wat

diff --git a/crates/cli/tests/reference/pointers.d.ts b/crates/cli/tests/reference/pointers.d.ts
new file mode 100644
index 00000000000..2ce096435b5
--- /dev/null
+++ b/crates/cli/tests/reference/pointers.d.ts
@@ -0,0 +1,12 @@
+/* tslint:disable */
+/* eslint-disable */
+/**
+* @param {number} input
+* @returns {number}
+*/
+export function const_pointer(input: number): number;
+/**
+* @param {number} input
+* @returns {number}
+*/
+export function mut_pointer(input: number): number;
diff --git a/crates/cli/tests/reference/pointers.js b/crates/cli/tests/reference/pointers.js
new file mode 100644
index 00000000000..cf088c2e711
--- /dev/null
+++ b/crates/cli/tests/reference/pointers.js
@@ -0,0 +1,23 @@
+let wasm;
+export function __wbg_set_wasm(val) {
+    wasm = val;
+}
+
+/**
+* @param {number} input
+* @returns {number}
+*/
+export function const_pointer(input) {
+    const ret = wasm.const_pointer(input);
+    return ret >>> 0;
+}
+
+/**
+* @param {number} input
+* @returns {number}
+*/
+export function mut_pointer(input) {
+    const ret = wasm.mut_pointer(input);
+    return ret >>> 0;
+}
+
diff --git a/crates/cli/tests/reference/pointers.rs b/crates/cli/tests/reference/pointers.rs
new file mode 100644
index 00000000000..ecee8167070
--- /dev/null
+++ b/crates/cli/tests/reference/pointers.rs
@@ -0,0 +1,11 @@
+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen]
+pub fn const_pointer(input: *const u8) -> *const u8 {
+    u32::MAX as *const _
+}
+
+#[wasm_bindgen]
+pub fn mut_pointer(input: *mut u8) -> *mut u8 {
+    u32::MAX as *mut _
+}
diff --git a/crates/cli/tests/reference/pointers.wat b/crates/cli/tests/reference/pointers.wat
new file mode 100644
index 00000000000..e624bd832fc
--- /dev/null
+++ b/crates/cli/tests/reference/pointers.wat
@@ -0,0 +1,9 @@
+(module
+  (type (;0;) (func (param i32) (result i32)))
+  (func $const_pointer (;0;) (type 0) (param i32) (result i32))
+  (func $mut_pointer (;1;) (type 0) (param i32) (result i32))
+  (memory (;0;) 17)
+  (export "memory" (memory 0))
+  (export "const_pointer" (func $const_pointer))
+  (export "mut_pointer" (func $mut_pointer))
+)
diff --git a/src/describe.rs b/src/describe.rs
index 12a48554ac6..d3b5fd0b546 100644
--- a/src/describe.rs
+++ b/src/describe.rs
@@ -104,13 +104,13 @@ cfg_if! {
 
 impl<T> WasmDescribe for *const T {
     fn describe() {
-        inform(I32)
+        inform(U32)
     }
 }
 
 impl<T> WasmDescribe for *mut T {
     fn describe() {
-        inform(I32)
+        inform(U32)
     }
 }