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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/enum-discriminant/issue-70453-polymorphic-ctfe.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/enum-discriminant/issue-70453-polymorphic-ctfe.rs')
-rw-r--r-- | src/test/ui/enum-discriminant/issue-70453-polymorphic-ctfe.rs | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/ui/enum-discriminant/issue-70453-polymorphic-ctfe.rs b/src/test/ui/enum-discriminant/issue-70453-polymorphic-ctfe.rs new file mode 100644 index 000000000..e62582fb5 --- /dev/null +++ b/src/test/ui/enum-discriminant/issue-70453-polymorphic-ctfe.rs @@ -0,0 +1,16 @@ +#![feature(arbitrary_enum_discriminant, core_intrinsics)] + +extern crate core; +use core::intrinsics::discriminant_value; + +#[repr(usize)] +enum MyWeirdOption<T> { + None = 0, + Some(T) = core::mem::size_of::<*mut T>(), + //~^ ERROR generic parameters may not be used +} + +fn main() { + assert_eq!(discriminant_value(&MyWeirdOption::<()>::None), 0); + assert_eq!(discriminant_value(&MyWeirdOption::Some(())), core::mem::size_of::<usize>()); +} |