From a089cf5a0c65671a2ce9989121d06e21b6f52974 Mon Sep 17 00:00:00 2001
From: Mark McCaskey <mark@wasmer.io>
Date: Wed, 26 Feb 2020 17:59:11 -0800
Subject: [PATCH] Link GDB JIT exposed global and fn as "linkonce"

This is required because LLVM exposes its own
---
 lib/runtime-core/src/jit_debug.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/runtime-core/src/jit_debug.rs b/lib/runtime-core/src/jit_debug.rs
index a25fc5f8048..45a620cae1b 100644
--- a/lib/runtime-core/src/jit_debug.rs
+++ b/lib/runtime-core/src/jit_debug.rs
@@ -15,6 +15,7 @@ use std::sync::{Arc, Mutex};
 // Implementation of this function is derived from wasmtime and is licensed under
 // the Apache 2.0 license.  See ATTRIBUTIONS.md for full license and more
 // information.
+#[linkage = "linkonce"]
 #[no_mangle]
 #[inline(never)]
 extern "C" fn __jit_debug_register_code() {
@@ -80,6 +81,7 @@ struct JitDebugDescriptor {
 /// The data is in the form of a doubly linked list. This global variable acts
 /// as a head node with extra information about the operation that we want the
 /// debugger to perform.
+#[linkage = "linkonce"]
 #[no_mangle]
 #[allow(non_upper_case_globals)]
 static mut __jit_debug_descriptor: JitDebugDescriptor = JitDebugDescriptor {