diff options
| -rw-r--r-- | src/bootstrap/lib.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/bootstrap/lib.rs b/src/bootstrap/lib.rs index 247727762d1..c09de02ab51 100644 --- a/src/bootstrap/lib.rs +++ b/src/bootstrap/lib.rs @@ -1288,6 +1288,9 @@ impl Build { t!(fs::create_dir_all(dstdir)); drop(fs::remove_file(&dst)); { + if !src.exists() { + panic!("Error: File \"{}\" not found!", src.display()); + } let mut s = t!(fs::File::open(&src)); let mut d = t!(fs::File::create(&dst)); io::copy(&mut s, &mut d).expect("failed to copy"); |