diff options
Diffstat (limited to 'tests/ui/nll/outlives-suggestion-more.rs')
-rw-r--r-- | tests/ui/nll/outlives-suggestion-more.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/ui/nll/outlives-suggestion-more.rs b/tests/ui/nll/outlives-suggestion-more.rs new file mode 100644 index 000000000..2e1359fe5 --- /dev/null +++ b/tests/ui/nll/outlives-suggestion-more.rs @@ -0,0 +1,26 @@ +// Test the more elaborate outlives suggestions. + +// Should suggest: 'a: 'c, 'b: 'd +fn foo1<'a, 'b, 'c, 'd>(x: &'a usize, y: &'b usize) -> (&'c usize, &'d usize) { + (x, y) //~ERROR lifetime may not live long enough + //~^ERROR lifetime may not live long enough +} + +// Should suggest: 'a: 'c and use 'static instead of 'b +fn foo2<'a, 'b, 'c>(x: &'a usize, y: &'b usize) -> (&'c usize, &'static usize) { + (x, y) //~ERROR lifetime may not live long enough + //~^ERROR lifetime may not live long enough +} + +// Should suggest: 'a and 'b are the same and use 'static instead of 'c +fn foo3<'a, 'b, 'c, 'd, 'e>( + x: &'a usize, + y: &'b usize, + z: &'c usize, +) -> (&'b usize, &'a usize, &'static usize) { + (x, y, z) //~ERROR lifetime may not live long enough + //~^ERROR lifetime may not live long enough + //~^^ERROR lifetime may not live long enough +} + +fn main() {} |