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Diffstat (limited to 'tests/ui/nll/self-assign-ref-mut.rs')
-rw-r--r-- | tests/ui/nll/self-assign-ref-mut.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/nll/self-assign-ref-mut.rs b/tests/ui/nll/self-assign-ref-mut.rs new file mode 100644 index 000000000..1ca4cf3a7 --- /dev/null +++ b/tests/ui/nll/self-assign-ref-mut.rs @@ -0,0 +1,20 @@ +// Check that `*y` isn't borrowed after `y = y`. + +// check-pass + +fn main() { + let mut x = 1; + { + let mut y = &mut x; + y = y; + y; + } + x; + { + let mut y = &mut x; + y = y; + y = y; + y; + } + x; +} |