diff options
| author | Yuki Okushi <huyuumi.dev@gmail.com> | 2020-01-25 07:45:10 +0900 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-01-25 07:45:10 +0900 |
| commit | cbaecee87cfceb2d21413ed431321e9cf480c176 (patch) | |
| tree | 1810d27e19e1c73a8af0ec1912520899b76c12bd /src/test | |
| parent | c2d141df59703393c0c683abc259f9a8c3be041a (diff) | |
| parent | 50dd8eaeb9ebbccb8b79ff30d3068d0ee337cd2f (diff) | |
Rollup merge of #68111 - varkor:const-generics-type_name, r=oli-obk
Print constants in `type_name` for const generics Fixes https://github.com/rust-lang/rust/issues/65372. r? @oli-obk as there may have been a deliberate decision not to in https://github.com/rust-lang/rust/commit/5b9848912a85e28d000602fc2e81bad9c2f2a981#diff-4ed1a72c0bfdf17be769ed520932cd02R80.
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/ui/const-generics/const-generic-type_name.rs | 11 | ||||
| -rw-r--r-- | src/test/ui/const-generics/const-generic-type_name.stderr | 8 |
2 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/const-generic-type_name.rs b/src/test/ui/const-generics/const-generic-type_name.rs new file mode 100644 index 00000000000..28586426b44 --- /dev/null +++ b/src/test/ui/const-generics/const-generic-type_name.rs @@ -0,0 +1,11 @@ +// run-pass + +#![feature(const_generics)] +//~^ WARN the feature `const_generics` is incomplete and may cause the compiler to crash + +#[derive(Debug)] +struct S<const N: usize>; + +fn main() { + assert_eq!(std::any::type_name::<S<3>>(), "const_generic_type_name::S<3usize>"); +} diff --git a/src/test/ui/const-generics/const-generic-type_name.stderr b/src/test/ui/const-generics/const-generic-type_name.stderr new file mode 100644 index 00000000000..6b60a77effe --- /dev/null +++ b/src/test/ui/const-generics/const-generic-type_name.stderr @@ -0,0 +1,8 @@ +warning: the feature `const_generics` is incomplete and may cause the compiler to crash + --> $DIR/const-generic-type_name.rs:3:12 + | +LL | #![feature(const_generics)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default + |