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error[E0596]: cannot borrow `foo` as mutable, as it is not declared as mutable
--> $DIR/span-covering-argument-1.rs:5:14
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LL | *&mut $s = 0;
| ^^^^^^^ cannot borrow as mutable
...
LL | bad!(foo whatever);
| ------------------ in this macro invocation
|
= note: this error originates in the macro `bad` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider changing this to be mutable
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LL | let mut $s = 0;
| +++
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0596`.
|
