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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/extern/extern-types-unsized.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/extern/extern-types-unsized.rs')
-rw-r--r-- | src/test/ui/extern/extern-types-unsized.rs | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/test/ui/extern/extern-types-unsized.rs b/src/test/ui/extern/extern-types-unsized.rs new file mode 100644 index 000000000..94a222a7e --- /dev/null +++ b/src/test/ui/extern/extern-types-unsized.rs @@ -0,0 +1,33 @@ +// Make sure extern types are !Sized. + +#![feature(extern_types)] + +extern "C" { + type A; +} + +struct Foo { + x: u8, + tail: A, +} + +struct Bar<T: ?Sized> { + x: u8, + tail: T, +} + +fn assert_sized<T>() {} + +fn main() { + assert_sized::<A>(); + //~^ ERROR the size for values of type + + assert_sized::<Foo>(); + //~^ ERROR the size for values of type + + assert_sized::<Bar<A>>(); + //~^ ERROR the size for values of type + + assert_sized::<Bar<Bar<A>>>(); + //~^ ERROR the size for values of type +} |