// files in the tarball are in the past, so it doesn't trigger a
// rebuild.
let now = filetime::FileTime::from_system_time(std::time::SystemTime::now());
- let llvm_config = llvm_root.join("bin/llvm-config");
+ let llvm_config = llvm_root.join("bin").join(exe("llvm-config", builder.config.build));
t!(filetime::set_file_times(&llvm_config, now, now));
let llvm_lib = llvm_root.join("lib");