From dc0db358abe19481e475e10c32149b53370f1a1c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 30 May 2024 05:57:31 +0200 Subject: Merging upstream version 1.72.1+dfsg1. Signed-off-by: Daniel Baumann --- .../rfc-2632-const-trait-impl/const-closures.rs | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 tests/ui/rfcs/rfc-2632-const-trait-impl/const-closures.rs (limited to 'tests/ui/rfcs/rfc-2632-const-trait-impl/const-closures.rs') diff --git a/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closures.rs b/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closures.rs new file mode 100644 index 000000000..7c55b51c8 --- /dev/null +++ b/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closures.rs @@ -0,0 +1,30 @@ +// check-pass + +#![feature(const_trait_impl)] + +const fn answer_p1(f: &F) -> u8 + where + F: ~const FnOnce() -> u8, + F: ~const FnMut() -> u8, + F: ~const Fn() -> u8, +{ + f() * 7 +} + +const fn three() -> u8 { + 3 +} + +const fn answer_p2() -> u8 { + answer_p1(&three) +} + +const fn answer u8>(f: &F) -> u8 { + f() + f() +} + +const ANSWER: u8 = answer(&answer_p2); + +fn main() { + assert_eq!(ANSWER, 42) +} -- cgit v1.2.3