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Make llvm_enzyme a regular cargo feature

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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.
This commit is contained in:
bjorn3
2025-09-15 15:31:56 +00:00
parent d1ed52b1f5
commit 1991779bd4
11 changed files with 23 additions and 15 deletions
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8
compiler/rustc_codegen_llvm/src/llvm/enzyme_ffi.rs
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@@ -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)]