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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-24947.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-24947.rs b/src/test/ui/issues/issue-24947.rs new file mode 100644 index 000000000..23705b4c9 --- /dev/null +++ b/src/test/ui/issues/issue-24947.rs @@ -0,0 +1,25 @@ +// run-pass +// #24947 ICE using a trait-associated const in an array size + + +struct Foo; + +impl Foo { + const SIZE: usize = 8; +} + +trait Bar { + const BAR_SIZE: usize; +} + +impl Bar for Foo { + const BAR_SIZE: usize = 12; +} + +#[allow(unused_variables)] +fn main() { + let w: [u8; 12] = [0u8; <Foo as Bar>::BAR_SIZE]; + let x: [u8; 12] = [0u8; <Foo>::BAR_SIZE]; + let y: [u8; 8] = [0u8; <Foo>::SIZE]; + let z: [u8; 8] = [0u8; Foo::SIZE]; +} |