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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/consts/const-eval/issue-44578.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/consts/const-eval/issue-44578.rs')
-rw-r--r-- | src/test/ui/consts/const-eval/issue-44578.rs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/test/ui/consts/const-eval/issue-44578.rs b/src/test/ui/consts/const-eval/issue-44578.rs new file mode 100644 index 000000000..a88e21970 --- /dev/null +++ b/src/test/ui/consts/const-eval/issue-44578.rs @@ -0,0 +1,29 @@ +// build-fail + +#![allow(const_err)] + +trait Foo { + const AMT: usize; +} + +enum Bar<A, B> { + First(A), + Second(B), +} + +impl<A: Foo, B: Foo> Foo for Bar<A, B> { + const AMT: usize = [A::AMT][(A::AMT > B::AMT) as usize]; +} + +impl Foo for u8 { + const AMT: usize = 1; +} + +impl Foo for u16 { + const AMT: usize = 2; +} + +fn main() { + println!("{}", <Bar<u16, u8> as Foo>::AMT); + //~^ ERROR evaluation of constant value failed +} |