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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/consts/unstable-const-fn-in-libcore.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/consts/unstable-const-fn-in-libcore.rs')
-rw-r--r-- | tests/ui/consts/unstable-const-fn-in-libcore.rs | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/consts/unstable-const-fn-in-libcore.rs b/tests/ui/consts/unstable-const-fn-in-libcore.rs new file mode 100644 index 000000000..ca4ed8f0b --- /dev/null +++ b/tests/ui/consts/unstable-const-fn-in-libcore.rs @@ -0,0 +1,27 @@ +// This is a non-regression test for const-qualification of unstable items in libcore +// as explained in issue #67053. +// const-qualification could miss some `const fn`s if they were unstable and the feature +// gate was not enabled in libcore. + +#![stable(feature = "core", since = "1.6.0")] +#![feature(staged_api, const_trait_impl)] + +enum Opt<T> { + Some(T), + None, +} + +impl<T> Opt<T> { + #[rustc_const_unstable(feature = "foo", issue = "none")] + #[stable(feature = "rust1", since = "1.0.0")] + const fn unwrap_or_else<F: ~const FnOnce() -> T>(self, f: F) -> T { + //~^ ERROR destructor of + //~| ERROR destructor of + match self { + Opt::Some(t) => t, + Opt::None => f(), + } + } +} + +fn main() {} |