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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /src/test/ui/nll/ty-outlives/ty-param-closure-approximate-lower-bound.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/nll/ty-outlives/ty-param-closure-approximate-lower-bound.rs')
-rw-r--r-- | src/test/ui/nll/ty-outlives/ty-param-closure-approximate-lower-bound.rs | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/src/test/ui/nll/ty-outlives/ty-param-closure-approximate-lower-bound.rs b/src/test/ui/nll/ty-outlives/ty-param-closure-approximate-lower-bound.rs deleted file mode 100644 index 4d8380599..000000000 --- a/src/test/ui/nll/ty-outlives/ty-param-closure-approximate-lower-bound.rs +++ /dev/null @@ -1,39 +0,0 @@ -// compile-flags:-Zverbose - -#![allow(warnings)] -#![feature(rustc_attrs)] - -use std::cell::Cell; - -// Invoke in such a way that the callee knows: -// -// - 'a: 'x -// -// and it must prove that `T: 'x`. Callee passes along `T: 'a`. -fn twice<'a, F, T>(v: Cell<&'a ()>, value: T, mut f: F) -where - F: for<'x> FnMut(Option<Cell<&'a &'x ()>>, &T), -{ - f(None, &value); - f(None, &value); -} - -#[rustc_regions] -fn generic<T>(value: T) { - let cell = Cell::new(&()); - twice(cell, value, |a, b| invoke(a, b)); -} - -#[rustc_regions] -fn generic_fail<'a, T>(cell: Cell<&'a ()>, value: T) { - twice(cell, value, |a, b| invoke(a, b)); - //~^ ERROR the parameter type `T` may not live long enough -} - -fn invoke<'a, 'x, T>(x: Option<Cell<&'x &'a ()>>, y: &T) -where - T: 'x, -{ -} - -fn main() {} |