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Clean up the binary hex lint

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This commit is contained in:
Oliver Schneider 2018-03-07 08:17:03 +01:00
parent c0fc6a8b6b
commit 47e0bb59db
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GPG Key ID: A69F8D225B3AD7D9
1 changed files with 5 additions and 3 deletions
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8
src/librustc_lint/types.rs
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@ -21,7 +21,7 @@ use lint::{LintPass, LateLintPass};
use std::cmp;
use std::{i8, i16, i32, i64, u8, u16, u32, u64, f32, f64};
use syntax::ast;
use syntax::{ast, attr};
use syntax::abi::Abi;
use syntax_pos::Span;
use syntax::codemap;
@ -365,12 +365,14 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for TypeLimits {
) {
let (t, actually) = match ty {
ty::TyInt(t) => {
let bits = int_ty_bits(t, cx.sess().target.isize_ty);
let ity = attr::IntType::SignedInt(t);
let bits = layout::Integer::from_attr(cx.tcx, ity).size().bits();
let actually = (val << (128 - bits)) as i128 >> (128 - bits);
(format!("{:?}", t), actually.to_string())
}
ty::TyUint(t) => {
let bits = uint_ty_bits(t, cx.sess().target.usize_ty);
let ity = attr::IntType::UnsignedInt(t);
let bits = layout::Integer::from_attr(cx.tcx, ity).size().bits();
let actually = (val << (128 - bits)) >> (128 - bits);
(format!("{:?}", t), actually.to_string())
}