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Array lengths are usize, so you need ConstInt::Usize(...)

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Enrico Schmitz 2017-03-01 14:44:52 +01:00 committed by Enrico Schmitz
parent 887a3c184e
commit 38251dccb0
1 changed files with 2 additions and 2 deletions
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4
clippy_lints/src/array_indexing.rs
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@ -2,7 +2,7 @@ use rustc::lint::*;
use rustc::middle::const_val::ConstVal;
use rustc::ty;
use rustc_const_eval::ConstContext;
use rustc_const_math::ConstInt;
use rustc_const_math::{ConstUsize,ConstInt};
use rustc::hir;
use syntax::ast::RangeLimits;
use utils::{self, higher};
@ -60,7 +60,7 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for ArrayIndexing {
// Array with known size can be checked statically
let ty = cx.tables.expr_ty(array);
if let ty::TyArray(_, size) = ty.sty {
let size = ConstInt::U128(size as u128);
let size = ConstInt::Usize(ConstUsize::new(size as u64, cx.sess().target.uint_type).unwrap());
let constcx = ConstContext::with_tables(cx.tcx, cx.tables);
// Index is a constant uint