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32 lines
1.3 KiB
Rust
32 lines
1.3 KiB
Rust
fn main() {
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// Pull in jemalloc when enabled.
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//
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// Note that we're pulling in a static copy of jemalloc which means that to
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// pull it in we need to actually reference its symbols for it to get
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// linked. The two crates we link to here, std and rustc_driver, are both
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// dynamic libraries. That means to pull in jemalloc we need to actually
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// reference allocation symbols one way or another (as this file is the only
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// object code in the rustc executable).
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#[cfg(feature = "jemalloc-sys")]
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{
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use std::os::raw::{c_int, c_void};
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#[used]
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static _F1: unsafe extern "C" fn(usize, usize) -> *mut c_void = jemalloc_sys::calloc;
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#[used]
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static _F2: unsafe extern "C" fn(*mut *mut c_void, usize, usize) -> c_int =
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jemalloc_sys::posix_memalign;
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#[used]
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static _F3: unsafe extern "C" fn(usize, usize) -> *mut c_void = jemalloc_sys::aligned_alloc;
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#[used]
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static _F4: unsafe extern "C" fn(usize) -> *mut c_void = jemalloc_sys::malloc;
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#[used]
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static _F5: unsafe extern "C" fn(*mut c_void, usize) -> *mut c_void = jemalloc_sys::realloc;
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#[used]
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static _F6: unsafe extern "C" fn(*mut c_void) = jemalloc_sys::free;
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}
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rustc_driver::set_sigpipe_handler();
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rustc_driver::main()
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}
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