diff options
Diffstat (limited to 'src/test/ui/async-await/no-const-async.stderr')
| -rw-r--r-- | src/test/ui/async-await/no-const-async.stderr | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/test/ui/async-await/no-const-async.stderr b/src/test/ui/async-await/no-const-async.stderr new file mode 100644 index 000000000..e6f6e9e9f --- /dev/null +++ b/src/test/ui/async-await/no-const-async.stderr @@ -0,0 +1,42 @@ +error: functions cannot be both `const` and `async` + --> $DIR/no-const-async.rs:4:5 + | +LL | pub const async fn x() {} + | ----^^^^^-^^^^^---------- + | | | + | | `async` because of this + | `const` because of this + +error[E0391]: cycle detected when computing type of `x::{opaque#0}` + --> $DIR/no-const-async.rs:4:24 + | +LL | pub const async fn x() {} + | ^ + | +note: ...which requires borrow-checking `x`... + --> $DIR/no-const-async.rs:4:1 + | +LL | pub const async fn x() {} + | ^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires processing `x`... + --> $DIR/no-const-async.rs:4:1 + | +LL | pub const async fn x() {} + | ^^^^^^^^^^^^^^^^^^^^^^ +note: ...which requires const checking `x`... + --> $DIR/no-const-async.rs:4:1 + | +LL | pub const async fn x() {} + | ^^^^^^^^^^^^^^^^^^^^^^ + = note: ...which requires computing whether `impl core::future::future::Future<Output = ()>` is freeze... + = note: ...which requires evaluating trait selection obligation `impl core::future::future::Future<Output = ()>: core::marker::Freeze`... + = note: ...which again requires computing type of `x::{opaque#0}`, completing the cycle +note: cycle used when checking item types in top-level module + --> $DIR/no-const-async.rs:4:1 + | +LL | pub const async fn x() {} + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0391`. |