From 954e5e849518204aa814eecd555ab4935b9ecf50 Mon Sep 17 00:00:00 2001
From: Ivan Enderlin <ivan@mnt.io>
Date: Tue, 13 Oct 2020 10:26:32 +0200
Subject: [PATCH 1/2] fix(c-api) Register errors from `wasm_module_serialize`.

---
 lib/c-api/src/wasm_c_api/module.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/c-api/src/wasm_c_api/module.rs b/lib/c-api/src/wasm_c_api/module.rs
index 6e334097b04..dca2d6e3fde 100644
--- a/lib/c-api/src/wasm_c_api/module.rs
+++ b/lib/c-api/src/wasm_c_api/module.rs
@@ -108,7 +108,10 @@ pub unsafe extern "C" fn wasm_module_serialize(
 ) {
     let byte_vec = match module.inner.serialize() {
         Ok(byte_vec) => byte_vec,
-        Err(_) => return,
+        Err(err) => {
+            crate::error::update_last_error(err);
+            return;
+        }
     };
     *out_ptr = byte_vec.into();
 }

From 0dc74bf922a74a77172db027cb51a137805af182 Mon Sep 17 00:00:00 2001
From: Ivan Enderlin <ivan@mnt.io>
Date: Tue, 13 Oct 2020 10:29:52 +0200
Subject: [PATCH 2/2] doc(changelog) Add #1715.

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 74d19d04d77..ce267692004 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
 
 ### Added
 
+- [#1715](https://github.com/wasmerio/wasmer/pull/1715) Register errors from `wasm_module_serialize` in the Wasm C API.
 - [#1700](https://github.com/wasmerio/wasmer/pull/1700) Implement `wasm_externtype_copy` in the Wasm C API.
 
 ## 1.0.0-alpha4 - 2020-10-08