From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/consts/unstable-const-fn-in-libcore.rs | 27 +++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 tests/ui/consts/unstable-const-fn-in-libcore.rs (limited to 'tests/ui/consts/unstable-const-fn-in-libcore.rs') 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 { + Some(T), + None, +} + +impl Opt { + #[rustc_const_unstable(feature = "foo", issue = "none")] + #[stable(feature = "rust1", since = "1.0.0")] + const fn unwrap_or_else T>(self, f: F) -> T { + //~^ ERROR destructor of + //~| ERROR destructor of + match self { + Opt::Some(t) => t, + Opt::None => f(), + } + } +} + +fn main() {} -- cgit v1.2.3