Use beta 2.x version of mimalloc

Author: fee1-dead

Cargo.lock

@@ -888,12 +888,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "cty"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b365fabc795046672053e29c954733ec3b05e4be654ab130fe8f1f94d7051f35"
-
 [[package]]
 name = "curl"
 version = "0.4.41"
@@ -1942,16 +1936,6 @@ version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fc7aa29613bd6a620df431842069224d8bc9011086b1db4c0e0cd47fa03ec9a"
 
-[[package]]
-name = "libmimalloc-sys"
-version = "0.1.23"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9636c194f9db483f4d0adf2f99a65011a99f904bd222bbd67fb4df4f37863c30"
-dependencies = [
- "cc",
- "cty",
-]
-
 [[package]]
 name = "libnghttp2-sys"
 version = "0.1.4+1.41.0"
@@ -2253,6 +2237,15 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "mimallocate-sys"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "40f7fce1d2b85a787a1dc11f59afab35d1fee036a5267b7e1d2013de1ba6eb83"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "minifier"
 version = "0.0.41"
@@ -3489,7 +3482,7 @@ checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 name = "rustc-main"
 version = "0.0.0"
 dependencies = [
- "libmimalloc-sys",
+ "mimallocate-sys",
  "rustc_codegen_ssa",
  "rustc_driver",
 ]

compiler/rustc/Cargo.toml

@@ -10,13 +10,11 @@ rustc_driver = { path = "../rustc_driver" }
 # crate is intended to be used by codegen backends, which may not be in-tree.
 rustc_codegen_ssa = { path = "../rustc_codegen_ssa" }
 
-[dependencies.libmimalloc-sys]
-version = '0.1.20'
+[dependencies.mimallocate-sys]
+version = '0.1.0'
 optional = true
-default-features = false
-features = ['extended', 'override']
 
 [features]
-mimalloc = ['libmimalloc-sys']
+mimalloc = ['mimallocate-sys']
 llvm = ['rustc_driver/llvm']
 max_level_info = ['rustc_driver/max_level_info']

compiler/rustc/src/main.rs

@@ -20,39 +20,34 @@
 
 fn main() {
     // See the comment at the top of this file for an explanation of this.
-    #[cfg(feature = "libmimalloc-sys")]
+    #[cfg(feature = "mimallocate-sys")]
     {
         use std::os::raw::{c_int, c_void};
 
         #[used]
-        static _F1: unsafe extern "C" fn(usize, usize) -> *mut c_void = libmimalloc_sys::mi_calloc;
+        static _F1: unsafe extern "C" fn(usize, usize) -> *mut c_void = mimallocate_sys::mi_calloc;
         #[used]
         static _F2: unsafe extern "C" fn(*mut *mut c_void, usize, usize) -> c_int =
-            libmimalloc_sys::mi_posix_memalign;
+            mimallocate_sys::mi_posix_memalign;
         #[used]
         static _F3: unsafe extern "C" fn(usize, usize) -> *mut c_void =
-            libmimalloc_sys::mi_aligned_alloc;
+            mimallocate_sys::mi_aligned_alloc;
         #[used]
-        static _F4: unsafe extern "C" fn(usize) -> *mut c_void = libmimalloc_sys::mi_malloc;
+        static _F4: unsafe extern "C" fn(usize) -> *mut c_void = mimallocate_sys::mi_malloc;
         #[used]
         static _F5: unsafe extern "C" fn(*mut c_void, usize) -> *mut c_void =
-            libmimalloc_sys::mi_realloc;
+            mimallocate_sys::mi_realloc;
         #[used]
-        static _F6: unsafe extern "C" fn(*mut c_void) = libmimalloc_sys::mi_free;
+        static _F6: unsafe extern "C" fn(*mut c_void) = mimallocate_sys::mi_free;
 
         // On OSX, mimalloc doesn't directly override malloc/free, but instead
         // registers itself with the allocator's zone APIs in a ctor. However,
         // the linker doesn't seem to consider ctors as "used" when statically
         // linking, so we need to explicitly depend on the function.
         #[cfg(target_os = "macos")]
-        {
-            extern "C" {
-                fn _mi_macos_override_malloc();
-            }
-
-            #[used]
-            static _F7: unsafe extern "C" fn() = _mi_macos_override_malloc;
-        }
+        #[used]
+        static _F7: unsafe extern "C" fn() =
+            mimallocate_sys::_mi_macos_override_malloc;
     }
 
     rustc_driver::set_sigpipe_handler();

src/librustdoc/lib.rs

@@ -66,9 +66,9 @@ extern crate test;
 // See docs in https://github.com/rust-lang/rust/blob/master/compiler/rustc/src/main.rs
 // about mimalloc.
 #[cfg(feature = "mimalloc")]
-extern crate libmimalloc_sys;
+extern crate mimallocate_sys;
 #[cfg(feature = "mimalloc")]
-use libmimalloc_sys as mimalloc_sys;
+use mimallocate_sys as mimalloc_sys;
 
 use std::default::Default;
 use std::env;