Switch to static DXC

Author: LegNeato

Cargo.lock

@@ -19,7 +19,7 @@ use-compiled-tools = [
 spirv-builder.workspace = true
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-wgpu = { version = "25.0.2", features = ["spirv", "vulkan-portability"] }
+wgpu = { version = "25.0.2", features = ["spirv", "vulkan-portability", "static-dxc"] }
 tempfile = "3.5"
 futures = "0.3.31"
 bytemuck = "1.21.0"

tests/difftests/lib/Cargo.toml

@@ -163,7 +163,14 @@ where
                 #[cfg(not(target_os = "linux"))]
                 backends: wgpu::Backends::PRIMARY,
                 flags: Default::default(),
-                backend_options: Default::default(),
+                backend_options: wgpu::BackendOptions {
+                    #[cfg(target_os = "windows")]
+                    dx12: wgpu::Dx12BackendOptions {
+                        shader_compiler: wgpu::Dx12Compiler::StaticDxc,
+                        ..Default::default()
+                    },
+                    ..Default::default()
+                },
             });
             let adapter = instance
                 .request_adapter(&wgpu::RequestAdapterOptions {