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Diffstat (limited to 'src/test/ui/regions/regions-variance-invariant-use-covariant.rs')
-rw-r--r-- | src/test/ui/regions/regions-variance-invariant-use-covariant.rs | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/src/test/ui/regions/regions-variance-invariant-use-covariant.rs b/src/test/ui/regions/regions-variance-invariant-use-covariant.rs deleted file mode 100644 index ab6a82ee7..000000000 --- a/src/test/ui/regions/regions-variance-invariant-use-covariant.rs +++ /dev/null @@ -1,21 +0,0 @@ -// Test that a type which is invariant with respect to its region -// parameter used in a covariant way yields an error. -// -// Note: see variance-regions-*.rs for the tests that check that the -// variance inference works in the first place. - -struct Invariant<'a> { - f: &'a mut &'a isize -} - -fn use_<'b>(c: Invariant<'b>) { - - // For this assignment to be legal, Invariant<'b> <: Invariant<'static>. - // Since 'b <= 'static, this would be true if Invariant were covariant - // with respect to its parameter 'a. - - let _: Invariant<'static> = c; - //~^ ERROR lifetime may not live long enough -} - -fn main() { } |