Remove unused config param from WriteBackendMethods::autodiff

2 files changed, 1 insertions, 4 deletions

diff --git a/compiler/rustc_codegen_llvm/src/builder/autodiff.rs b/compiler/rustc_codegen_llvm/src/builder/autodiff.rs
index b07d9a5cfca..c27e161ba99 100644
--- a/compiler/rustc_codegen_llvm/src/builder/autodiff.rs
+++ b/compiler/rustc_codegen_llvm/src/builder/autodiff.rs
@@ -2,7 +2,6 @@ use std::ptr;
 
 use rustc_ast::expand::autodiff_attrs::{AutoDiffAttrs, AutoDiffItem, DiffActivity, DiffMode};
 use rustc_codegen_ssa::ModuleCodegen;
-use rustc_codegen_ssa::back::write::ModuleConfig;
 use rustc_codegen_ssa::common::TypeKind;
 use rustc_codegen_ssa::traits::BaseTypeCodegenMethods;
 use rustc_errors::FatalError;
@@ -461,7 +460,6 @@ pub(crate) fn differentiate<'ll>(
     module: &'ll ModuleCodegen<ModuleLlvm>,
     cgcx: &CodegenContext<LlvmCodegenBackend>,
     diff_items: Vec<AutoDiffItem>,
-    _config: &ModuleConfig,
 ) -> Result<(), FatalError> {
     for item in &diff_items {
         trace!("{}", item);
diff --git a/compiler/rustc_codegen_llvm/src/lib.rs b/compiler/rustc_codegen_llvm/src/lib.rs
index 4d85683de8c..7f54416ec0e 100644
--- a/compiler/rustc_codegen_llvm/src/lib.rs
+++ b/compiler/rustc_codegen_llvm/src/lib.rs
@@ -231,13 +231,12 @@ impl WriteBackendMethods for LlvmCodegenBackend {
         cgcx: &CodegenContext<Self>,
         module: &ModuleCodegen<Self::Module>,
         diff_fncs: Vec<AutoDiffItem>,
-        config: &ModuleConfig,
     ) -> Result<(), FatalError> {
         if cgcx.lto != Lto::Fat {
             let dcx = cgcx.create_dcx();
             return Err(dcx.handle().emit_almost_fatal(AutoDiffWithoutLTO));
         }
-        builder::autodiff::differentiate(module, cgcx, diff_fncs, config)
+        builder::autodiff::differentiate(module, cgcx, diff_fncs)
     }
 }