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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:11:38 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:13:23 +0000 |
commit | 20431706a863f92cb37dc512fef6e48d192aaf2c (patch) | |
tree | 2867f13f5fd5437ba628c67d7f87309ccadcd286 /src/test/ui/borrowck/issue-102209.rs | |
parent | Releasing progress-linux version 1.65.0+dfsg1-2~progress7.99u1. (diff) | |
download | rustc-20431706a863f92cb37dc512fef6e48d192aaf2c.tar.xz rustc-20431706a863f92cb37dc512fef6e48d192aaf2c.zip |
Merging upstream version 1.66.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/borrowck/issue-102209.rs')
-rw-r--r-- | src/test/ui/borrowck/issue-102209.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/issue-102209.rs b/src/test/ui/borrowck/issue-102209.rs new file mode 100644 index 000000000..37628bff7 --- /dev/null +++ b/src/test/ui/borrowck/issue-102209.rs @@ -0,0 +1,28 @@ +use std::marker::PhantomData; + +pub struct NfaBuilder<'brand> { + brand: PhantomData<&'brand mut &'brand mut ()>, +} + +impl NfaBuilder<'_> { + pub fn with<R, F: FnOnce(NfaBuilder<'_>) -> R>(f: F) -> R { + Brand::with(|brand| { + f(Self { brand: brand.lt }) + //~^ ERROR lifetime may not live long enough + //~| ERROR lifetime may not live long enough + }) + } +} + +#[derive(Clone, Copy)] +pub struct Brand<'brand> { + lt: PhantomData<&'brand mut &'brand mut ()>, +} + +impl Brand<'_> { + pub fn with<R, F: FnOnce(Brand<'_>) -> R>(f: F) -> R { + f(Self { lt: PhantomData }) + } +} + +fn main() {} |