diff options
Diffstat (limited to 'src/test/ui/const-generics/generic_const_exprs/subexprs_are_const_evalutable.rs')
-rw-r--r-- | src/test/ui/const-generics/generic_const_exprs/subexprs_are_const_evalutable.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/generic_const_exprs/subexprs_are_const_evalutable.rs b/src/test/ui/const-generics/generic_const_exprs/subexprs_are_const_evalutable.rs new file mode 100644 index 000000000..d6574a3aa --- /dev/null +++ b/src/test/ui/const-generics/generic_const_exprs/subexprs_are_const_evalutable.rs @@ -0,0 +1,17 @@ +// run-pass +#![feature(generic_const_exprs)] +#![allow(incomplete_features)] + +fn make_array<const M: usize>() -> [(); M + 1] { + [(); M + 1] +} + +fn foo<const N: usize>() -> [(); (N * 2) + 1] { + make_array::<{ N * 2 }>() +} + +fn main() { + assert_eq!(foo::<10>(), [(); 10 * 2 + 1]) +} + +// Tests that N * 2 is considered const_evalutable by appearing as part of the (N * 2) + 1 const |