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| author | yukang <moorekang@gmail.com> | 2023-02-10 08:01:50 +0000 |
|---|---|---|
| committer | yukang <moorekang@gmail.com> | 2023-02-10 08:02:56 +0000 |
| commit | 257389882de113945d3f9f1abb9d0a431ca3cf92 (patch) | |
| tree | f44b1ddc752fb49ac31bd101271cab4a93a350c7 /compiler/rustc_driver_impl/src/lib.rs | |
| parent | b940f5088e725026820a9f9a47bdd40c01786233 (diff) | |
| download | rust-257389882de113945d3f9f1abb9d0a431ca3cf92.tar.gz rust-257389882de113945d3f9f1abb9d0a431ca3cf92.zip | |
add test for no input file
Diffstat (limited to 'compiler/rustc_driver_impl/src/lib.rs')
| -rw-r--r-- | compiler/rustc_driver_impl/src/lib.rs | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/compiler/rustc_driver_impl/src/lib.rs b/compiler/rustc_driver_impl/src/lib.rs index 5e403d846e1..e5104e2d3f9 100644 --- a/compiler/rustc_driver_impl/src/lib.rs +++ b/compiler/rustc_driver_impl/src/lib.rs @@ -628,7 +628,10 @@ fn print_crate_info( println!("{}", serde_json::to_string_pretty(&sess.target.to_json()).unwrap()); } FileNames | CrateName => { - let Some(attrs) = attrs.as_ref() else { return Compilation::Continue; }; + let Some(attrs) = attrs.as_ref() else { + // no crate attributes, print out an error and exit + return Compilation::Continue; + }; let t_outputs = rustc_interface::util::build_output_filenames(attrs, sess); let id = rustc_session::output::find_crate_name(sess, attrs); if *req == PrintRequest::CrateName { |