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Remove dead code from compare_const_vals.

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It's never executed when running the entire test suite. I think it's
because of the early return at the top of the function if `a.ty() != ty`
succeeds.
This commit is contained in:
Nicholas Nethercote 2022-06-09 09:08:04 +10:00
parent be6c364142
commit d5a13e2ca0
1 changed files with 0 additions and 11 deletions
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11
compiler/rustc_mir_build/src/thir/pattern/mod.rs
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@ -15,7 +15,6 @@ use rustc_hir::def::{CtorOf, DefKind, Res};
use rustc_hir::pat_util::EnumerateAndAdjustIterator;
use rustc_hir::RangeEnd;
use rustc_index::vec::Idx;
use rustc_middle::mir::interpret::{get_slice_bytes, ConstValue};
use rustc_middle::mir::interpret::{ErrorHandled, LitToConstError, LitToConstInput};
use rustc_middle::mir::{self, UserTypeProjection};
use rustc_middle::mir::{BorrowKind, Field, Mutability};
@ -795,15 +794,5 @@ pub(crate) fn compare_const_vals<'tcx>(
};
}
if let ty::Str = ty.kind() && let (
Some(a_val @ ConstValue::Slice { .. }),
Some(b_val @ ConstValue::Slice { .. }),
) = (a.try_to_value(tcx), b.try_to_value(tcx))
{
let a_bytes = get_slice_bytes(&tcx, a_val);
let b_bytes = get_slice_bytes(&tcx, b_val);
return from_bool(a_bytes == b_bytes);
}
fallback()
}