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Add jemalloc feature to Clippy

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This commit is contained in:
Jakub Beránek 2025-06-10 11:09:54 +02:00
parent 507183d438
commit dd0fa3d356
2 changed files with 36 additions and 0 deletions
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1
Cargo.toml
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@ -58,6 +58,7 @@ rustc_tools_util = { path = "rustc_tools_util", version = "0.4.2" }
[features]
integration = ["dep:tempfile"]
internal = ["dep:clippy_lints_internal", "dep:tempfile"]
jemalloc = []
[package.metadata.rust-analyzer]
# This package uses #[feature(rustc_private)]

35
src/driver.rs
View file

@ -13,6 +13,11 @@ extern crate rustc_interface;
extern crate rustc_session;
extern crate rustc_span;
// See docs in https://github.com/rust-lang/rust/blob/master/compiler/rustc/src/main.rs
// about jemalloc.
#[cfg(feature = "jemalloc")]
extern crate tikv_jemalloc_sys as jemalloc_sys;
use clippy_utils::sym;
use rustc_interface::interface;
use rustc_session::EarlyDiagCtxt;
@ -181,6 +186,36 @@ const BUG_REPORT_URL: &str = "https://github.com/rust-lang/rust-clippy/issues/ne
#[allow(clippy::too_many_lines)]
#[allow(clippy::ignored_unit_patterns)]
pub fn main() {
// See docs in https://github.com/rust-lang/rust/blob/master/compiler/rustc/src/main.rs
// about jemalloc.
#[cfg(feature = "jemalloc")]
{
use std::os::raw::{c_int, c_void};
#[used]
static _F1: unsafe extern "C" fn(usize, usize) -> *mut c_void = jemalloc_sys::calloc;
#[used]
static _F2: unsafe extern "C" fn(*mut *mut c_void, usize, usize) -> c_int = jemalloc_sys::posix_memalign;
#[used]
static _F3: unsafe extern "C" fn(usize, usize) -> *mut c_void = jemalloc_sys::aligned_alloc;
#[used]
static _F4: unsafe extern "C" fn(usize) -> *mut c_void = jemalloc_sys::malloc;
#[used]
static _F5: unsafe extern "C" fn(*mut c_void, usize) -> *mut c_void = jemalloc_sys::realloc;
#[used]
static _F6: unsafe extern "C" fn(*mut c_void) = jemalloc_sys::free;
#[cfg(target_os = "macos")]
{
unsafe extern "C" {
fn _rjem_je_zone_register();
}
#[used]
static _F7: unsafe extern "C" fn() = _rjem_je_zone_register;
}
}
let early_dcx = EarlyDiagCtxt::new(ErrorOutputType::default());
rustc_driver::init_rustc_env_logger(&early_dcx);