error[E0308]: mismatched types
- --> $DIR/issue-26480.rs:26:19
+ --> $DIR/issue-26480.rs:16:19
|
-26 | $arr.len() * size_of($arr[0]));
- | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected u64, found usize
+LL | write(stdout, $arr.as_ptr() as *const i8,
+ | ----- arguments to this function are incorrect
+LL | $arr.len() * size_of($arr[0]));
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found `usize`
...
-37 | write!(hello);
- | -------------- in this macro invocation
+LL | write!(hello);
+ | ------------- in this macro invocation
+ |
+note: function defined here
+ --> $DIR/issue-26480.rs:2:8
+ |
+LL | fn write(fildes: i32, buf: *const i8, nbyte: u64) -> i64;
+ | ^^^^^
+ = note: this error originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
+help: you can convert a `usize` to a `u64` and panic if the converted value doesn't fit
+ |
+LL | ($arr.len() * size_of($arr[0])).try_into().unwrap());
+ | + +++++++++++++++++++++
-error: non-scalar cast: `{integer}` as `()`
- --> $DIR/issue-26480.rs:32:19
+error[E0605]: non-primitive cast: `{integer}` as `()`
+ --> $DIR/issue-26480.rs:22:19
|
-32 | ($x:expr) => ($x as ())
- | ^^^^^^^^
+LL | ($x:expr) => ($x as ())
+ | ^^^^^^^^ an `as` expression can only be used to convert between primitive types or to coerce to a specific trait object
...
-38 | cast!(2);
- | --------- in this macro invocation
+LL | cast!(2);
+ | -------- in this macro invocation
+ |
+ = note: this error originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
-error: aborting due to previous error(s)
+error: aborting due to 2 previous errors
+Some errors have detailed explanations: E0308, E0605.
+For more information about an error, try `rustc --explain E0308`.