cleanup: Remove duplicate library names from Cargo.tomls

src/bootstrap/Cargo.toml

@@ -5,7 +5,6 @@ version = "0.0.0"
 edition = "2018"
 
 [lib]
-name = "bootstrap"
 path = "lib.rs"
 doctest = false
 

src/bootstrap/compile.rs

@@ -819,7 +819,7 @@ impl Step for Assemble {
 
         // Link the compiler binary itself into place
         let out_dir = builder.cargo_out(build_compiler, Mode::Rustc, host);
-        let rustc = out_dir.join(exe("rustc_binary", host));
+        let rustc = out_dir.join(exe("rustc-main", host));
         let bindir = sysroot.join("bin");
         t!(fs::create_dir_all(&bindir));
         let compiler = builder.rustc(target_compiler);

src/build_helper/Cargo.toml

@@ -5,5 +5,4 @@ authors = ["The Rust Project Developers"]
 edition = "2018"
 
 [lib]
-name = "build_helper"
 path = "lib.rs"

src/librustc_llvm/Cargo.toml

@@ -5,7 +5,6 @@ version = "0.0.0"
 edition = "2018"
 
 [lib]
-name = "rustc_llvm"
 path = "lib.rs"
 
 [features]

src/librustdoc/Cargo.toml

@@ -5,7 +5,6 @@ version = "0.0.0"
 edition = "2018"
 
 [lib]
-name = "rustdoc"
 path = "lib.rs"
 
 [dependencies]