cleanup: Remove duplicate library names from Cargo.tomls

compiler/rustc/Cargo.toml

@@ -4,10 +4,6 @@ name = "rustc-main"
 version = "0.0.0"
 edition = '2018'
 
-[[bin]]
-name = "rustc_binary"
-path = "src/main.rs"
-
 [dependencies]
 rustc_driver = { path = "../rustc_driver" }
 

compiler/rustc_lexer/Cargo.toml

@@ -14,7 +14,6 @@ Rust lexer used by rustc. No stability guarantees are provided.
 # This will be used when publishing this crate as `rustc-ap-rustc_lexer`.
 [lib]
 doctest = false
-name = "rustc_lexer"
 
 # Note that this crate purposefully does not depend on other rustc crates
 [dependencies]

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]