Add wrappers to dist/bin/ too in addition to dist/

Rust's build system since recently expects rustc to be in a bin/
directory if it is specified using the rustc option in config.toml.

build_system/build_sysroot.rs

@@ -46,13 +46,15 @@ pub(crate) fn build_sysroot(
         let wrapper_name = wrapper_base_name.replace("____", wrapper);
 
         let mut build_cargo_wrapper_cmd = Command::new(&bootstrap_host_compiler.rustc);
+        let wrapper_path = DIST_DIR.to_path(dirs).join(&wrapper_name);
         build_cargo_wrapper_cmd
             .env("TOOLCHAIN_NAME", toolchain_name.clone())
             .arg(RelPath::SCRIPTS.to_path(dirs).join(&format!("{wrapper}.rs")))
             .arg("-o")
-            .arg(DIST_DIR.to_path(dirs).join(wrapper_name))
+            .arg(&wrapper_path)
             .arg("-Cstrip=debuginfo");
         spawn_and_wait(build_cargo_wrapper_cmd);
+        try_hard_link(wrapper_path, BIN_DIR.to_path(dirs).join(wrapper_name));
     }
 
     let host = build_sysroot_for_triple(

scripts/cargo-clif.rs

@@ -5,7 +5,11 @@ use std::path::PathBuf;
 use std::process::Command;
 
 fn main() {
-    let sysroot = PathBuf::from(env::current_exe().unwrap().parent().unwrap());
+    let current_exe = env::current_exe().unwrap();
+    let mut sysroot = current_exe.parent().unwrap();
+    if sysroot.file_name().unwrap().to_str().unwrap() == "bin" {
+        sysroot = sysroot.parent().unwrap();
+    }
 
     let mut rustflags = String::new();
     rustflags.push_str(" -Cpanic=abort -Zpanic-abort-tests -Zcodegen-backend=");

scripts/rustc-clif.rs

@@ -2,11 +2,14 @@ use std::env;
 use std::ffi::OsString;
 #[cfg(unix)]
 use std::os::unix::process::CommandExt;
-use std::path::PathBuf;
 use std::process::Command;
 
 fn main() {
-    let sysroot = PathBuf::from(env::current_exe().unwrap().parent().unwrap());
+    let current_exe = env::current_exe().unwrap();
+    let mut sysroot = current_exe.parent().unwrap();
+    if sysroot.file_name().unwrap().to_str().unwrap() == "bin" {
+        sysroot = sysroot.parent().unwrap();
+    }
 
     let cg_clif_dylib_path = sysroot.join(if cfg!(windows) { "bin" } else { "lib" }).join(
         env::consts::DLL_PREFIX.to_string() + "rustc_codegen_cranelift" + env::consts::DLL_SUFFIX,

scripts/rustdoc-clif.rs

@@ -6,7 +6,11 @@ use std::path::PathBuf;
 use std::process::Command;
 
 fn main() {
-    let sysroot = PathBuf::from(env::current_exe().unwrap().parent().unwrap());
+    let current_exe = env::current_exe().unwrap();
+    let mut sysroot = current_exe.parent().unwrap();
+    if sysroot.file_name().unwrap().to_str().unwrap() == "bin" {
+        sysroot = sysroot.parent().unwrap();
+    }
 
     let cg_clif_dylib_path = sysroot.join(if cfg!(windows) { "bin" } else { "lib" }).join(
         env::consts::DLL_PREFIX.to_string() + "rustc_codegen_cranelift" + env::consts::DLL_SUFFIX,

scripts/setup_rust_fork.sh

@@ -36,7 +36,7 @@ changelog-seen = 2
 ninja = false
 
 [build]
-rustc = "$(pwd)/../dist/rustc-clif"
+rustc = "$(pwd)/../dist/bin/rustc-clif"
 cargo = "$(rustup which cargo)"
 full-bootstrap = true
 local-rebuild = true