Make CodegenCx and Builder generic

Co-authored-by: Oli Scherer <github35764891676564198441@oli-obk.de>

2 files changed, 1 insertions, 5 deletions

diff --git a/compiler/rustc_codegen_ssa/src/back/lto.rs b/compiler/rustc_codegen_ssa/src/back/lto.rs
index efccf7687a1..9fd984b6419 100644
--- a/compiler/rustc_codegen_ssa/src/back/lto.rs
+++ b/compiler/rustc_codegen_ssa/src/back/lto.rs
@@ -4,7 +4,6 @@ use std::sync::Arc;
 use rustc_ast::expand::autodiff_attrs::AutoDiffItem;
 use rustc_data_structures::memmap::Mmap;
 use rustc_errors::FatalError;
-use rustc_middle::ty::TyCtxt;
 
 use super::write::CodegenContext;
 use crate::ModuleCodegen;
@@ -89,13 +88,12 @@ impl<B: WriteBackendMethods> LtoModuleCodegen<B> {
     pub unsafe fn autodiff(
         self,
         cgcx: &CodegenContext<B>,
-        tcx: TyCtxt<'_>,
         diff_fncs: Vec<AutoDiffItem>,
         config: &ModuleConfig,
     ) -> Result<LtoModuleCodegen<B>, FatalError> {
         match &self {
             LtoModuleCodegen::Fat(module) => {
-                B::autodiff(cgcx, tcx, &module, diff_fncs, config)?;
+                B::autodiff(cgcx, &module, diff_fncs, config)?;
             }
             _ => panic!("autodiff called with non-fat LTO module"),
         }
diff --git a/compiler/rustc_codegen_ssa/src/traits/write.rs b/compiler/rustc_codegen_ssa/src/traits/write.rs
index 51e2255efe1..97fe614aa10 100644
--- a/compiler/rustc_codegen_ssa/src/traits/write.rs
+++ b/compiler/rustc_codegen_ssa/src/traits/write.rs
@@ -1,7 +1,6 @@
 use rustc_ast::expand::autodiff_attrs::AutoDiffItem;
 use rustc_errors::{DiagCtxtHandle, FatalError};
 use rustc_middle::dep_graph::WorkProduct;
-use rustc_middle::ty::TyCtxt;
 
 use crate::back::lto::{LtoModuleCodegen, SerializedModule, ThinModule};
 use crate::back::write::{CodegenContext, FatLtoInput, ModuleConfig};
@@ -65,7 +64,6 @@ pub trait WriteBackendMethods: 'static + Sized + Clone {
     fn serialize_module(module: ModuleCodegen<Self::Module>) -> (String, Self::ModuleBuffer);
     fn autodiff(
         cgcx: &CodegenContext<Self>,
-        tcx: TyCtxt<'_>,
         module: &ModuleCodegen<Self::Module>,
         diff_fncs: Vec<AutoDiffItem>,
         config: &ModuleConfig,