From 1991779bd4a0a8d8905b6644b06aa317dde353ac Mon Sep 17 00:00:00 2001
From: bjorn3 <17426603+bjorn3@users.noreply.github.com>
Date: Mon, 15 Sep 2025 15:31:56 +0000
Subject: Make llvm_enzyme a regular cargo feature

This makes it clearer that it is set by the build system rather than by
the rustc that compiles the current rustc. It also avoids bootstrap
needing to pass --check-cfg llvm_enzyme to rustc.
---
 compiler/rustc_codegen_llvm/src/llvm/enzyme_ffi.rs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'compiler/rustc_codegen_llvm/src/llvm/enzyme_ffi.rs')

diff --git a/compiler/rustc_codegen_llvm/src/llvm/enzyme_ffi.rs b/compiler/rustc_codegen_llvm/src/llvm/enzyme_ffi.rs
index 56d756e52cc..695435eb6da 100644
--- a/compiler/rustc_codegen_llvm/src/llvm/enzyme_ffi.rs
+++ b/compiler/rustc_codegen_llvm/src/llvm/enzyme_ffi.rs
@@ -59,10 +59,10 @@ pub(crate) enum LLVMRustVerifierFailureAction {
     LLVMReturnStatusAction = 2,
 }
 
-#[cfg(llvm_enzyme)]
+#[cfg(feature = "llvm_enzyme")]
 pub(crate) use self::Enzyme_AD::*;
 
-#[cfg(llvm_enzyme)]
+#[cfg(feature = "llvm_enzyme")]
 pub(crate) mod Enzyme_AD {
     use std::ffi::{CString, c_char};
 
@@ -134,10 +134,10 @@ pub(crate) mod Enzyme_AD {
     }
 }
 
-#[cfg(not(llvm_enzyme))]
+#[cfg(not(feature = "llvm_enzyme"))]
 pub(crate) use self::Fallback_AD::*;
 
-#[cfg(not(llvm_enzyme))]
+#[cfg(not(feature = "llvm_enzyme"))]
 pub(crate) mod Fallback_AD {
     #![allow(unused_variables)]
 
-- 
cgit 1.4.1-3-g733a5