error[E0308]: mismatched types --> $DIR/issue-48364.rs:2:21 | LL | b"".starts_with(stringify!(foo)) | ----------- ^^^^^^^^^^^^^^^ expected slice `[u8]`, found `str` | | | arguments to this function are incorrect | = note: expected reference `&[u8]` found reference `&'static str` note: associated function defined here --> $SRC_DIR/core/src/slice/mod.rs:LL:COL | LL | pub fn starts_with(&self, needle: &[T]) -> bool | ^^^^^^^^^^^ = note: this error originates in the macro `stringify` (in Nightly builds, run with -Z macro-backtrace for more info) error: aborting due to previous error For more information about this error, try `rustc --explain E0308`.