diff options
Diffstat (limited to 'src/test/ui/mut/mut-suggestion.rs')
-rw-r--r-- | src/test/ui/mut/mut-suggestion.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/mut/mut-suggestion.rs b/src/test/ui/mut/mut-suggestion.rs new file mode 100644 index 000000000..3104b20ac --- /dev/null +++ b/src/test/ui/mut/mut-suggestion.rs @@ -0,0 +1,22 @@ +#[derive(Copy, Clone)] +struct S; + +impl S { + fn mutate(&mut self) { + } +} + +fn func(arg: S) { + //~^ HELP consider changing this to be mutable + //~| SUGGESTION mut arg + arg.mutate(); + //~^ ERROR cannot borrow `arg` as mutable, as it is not declared as mutable +} + +fn main() { + let local = S; + //~^ HELP consider changing this to be mutable + //~| SUGGESTION mut local + local.mutate(); + //~^ ERROR cannot borrow `local` as mutable, as it is not declared as mutable +} |