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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-54954.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-54954.rs b/src/test/ui/issues/issue-54954.rs new file mode 100644 index 000000000..d4e1df227 --- /dev/null +++ b/src/test/ui/issues/issue-54954.rs @@ -0,0 +1,19 @@ +const ARR_LEN: usize = Tt::const_val::<[i8; 123]>(); +//~^ ERROR E0790 + +trait Tt { + const fn const_val<T: Sized>() -> usize { + //~^ ERROR functions in traits cannot be declared const + core::mem::size_of::<T>() + } +} + +fn f(z: [f32; ARR_LEN]) -> [f32; ARR_LEN] { + //~^ ERROR evaluation of constant value failed + //~| ERROR evaluation of constant value failed + z +} + +fn main() { + let _ = f([1f32; ARR_LEN]); +} |