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Diffstat (limited to 'tests/ui/methods/method-self-arg-2.rs')
-rw-r--r-- | tests/ui/methods/method-self-arg-2.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/methods/method-self-arg-2.rs b/tests/ui/methods/method-self-arg-2.rs new file mode 100644 index 000000000..0f8c048ac --- /dev/null +++ b/tests/ui/methods/method-self-arg-2.rs @@ -0,0 +1,25 @@ +// Test method calls with self as an argument cannot subvert borrow checking. + + + +struct Foo; + +impl Foo { + fn bar(&self) {} + fn baz(&mut self) {} +} + +fn main() { + let mut x = Foo; + let y = &mut x; + Foo::bar(&x); //~ERROR cannot borrow `x` + y.use_mut(); + + let mut x = Foo; + let y = &mut x; + Foo::baz(&mut x); //~ERROR cannot borrow `x` + y.use_mut(); +} + +trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } } +impl<T> Fake for T { } |