From 033624f1601f29b664624470433f250adde4e74d Mon Sep 17 00:00:00 2001
From: Dzmitry Malyshau <kvarkus@gmail.com>
Date: Sun, 15 Dec 2019 15:19:27 -0500
Subject: [PATCH] Handle adapter enumeration failures better

---
 wgpu-core/src/instance.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/wgpu-core/src/instance.rs b/wgpu-core/src/instance.rs
index 0404d95be3..c1f31c3b5a 100644
--- a/wgpu-core/src/instance.rs
+++ b/wgpu-core/src/instance.rs
@@ -344,7 +344,8 @@ impl<F: IdentityFilter<AdapterId>> Global<F> {
         }
 
         let _ = (selected, id_vulkan, id_metal, id_dx12, id_dx11);
-        unreachable!()
+        log::warn!("Some adapters are present, but enumerating them failed!");
+        None
     }
 
     pub fn adapter_get_info<B: GfxBackend>(&self, adapter_id: AdapterId) -> AdapterInfo {