diff options
5 files changed, 53 insertions, 0 deletions
diff --git a/src/librustc_metadata/creader.rs b/src/librustc_metadata/creader.rs index 7e902f0ade2..c40b76d62a0 100644 --- a/src/librustc_metadata/creader.rs +++ b/src/librustc_metadata/creader.rs @@ -452,6 +452,14 @@ impl<'a> CrateLoader<'a> { if dep.is_none() { self.used_extern_options.insert(name); } + if !name.as_str().is_ascii() { + self.sess + .struct_span_err( + span, + &format!("cannot load a crate with a non-ascii name `{}`", name,), + ) + .emit(); + } self.maybe_resolve_crate(name, span, dep_kind, dep).unwrap_or_else(|err| err.report()) } diff --git a/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-1.rs b/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-1.rs new file mode 100644 index 00000000000..3fb1cf9f557 --- /dev/null +++ b/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-1.rs @@ -0,0 +1,6 @@ +#![feature(non_ascii_idents)] + +extern crate ьаг; //~ ERROR cannot load a crate with a non-ascii name `ьаг` +//~| ERROR can't find crate for `ьаг` + +fn main() {} diff --git a/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-1.stderr b/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-1.stderr new file mode 100644 index 00000000000..1e424237fd2 --- /dev/null +++ b/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-1.stderr @@ -0,0 +1,15 @@ +error: cannot load a crate with a non-ascii name `ьаг` + --> $DIR/crate_name_nonascii_forbidden-1.rs:3:1 + | +LL | extern crate ьаг; + | ^^^^^^^^^^^^^^^^^ + +error[E0463]: can't find crate for `ьаг` + --> $DIR/crate_name_nonascii_forbidden-1.rs:3:1 + | +LL | extern crate ьаг; + | ^^^^^^^^^^^^^^^^^ can't find crate + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0463`. diff --git a/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-2.rs b/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-2.rs new file mode 100644 index 00000000000..e1acdbff061 --- /dev/null +++ b/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-2.rs @@ -0,0 +1,9 @@ +// compile-flags:--extern му_сгате +// edition:2018 +#![feature(non_ascii_idents)] + +use му_сгате::baz; //~ ERROR cannot load a crate with a non-ascii name `му_сгате` + //~| can't find crate for `му_сгате` + + +fn main() {} diff --git a/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-2.stderr b/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-2.stderr new file mode 100644 index 00000000000..c06405ebb37 --- /dev/null +++ b/src/test/ui/rfc-2457/crate_name_nonascii_forbidden-2.stderr @@ -0,0 +1,15 @@ +error: cannot load a crate with a non-ascii name `му_сгате` + --> $DIR/crate_name_nonascii_forbidden-2.rs:5:5 + | +LL | use му_сгате::baz; + | ^^^^^^^^ + +error[E0463]: can't find crate for `му_сгате` + --> $DIR/crate_name_nonascii_forbidden-2.rs:5:5 + | +LL | use му_сгате::baz; + | ^^^^^^^^ can't find crate + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0463`. |