fix usage of LayoutDetails

This commit is contained in:
Frederick Zhang 2017-11-21 16:51:36 +11:00
parent c5fa86da04
commit e91b01348e

View file

@ -9,6 +9,7 @@ use rustc::lint::{LateContext, Level, Lint, LintContext};
use rustc::session::Session;
use rustc::traits;
use rustc::ty::{self, Ty, TyCtxt};
use rustc::ty::layout::LayoutOf;
use rustc_errors;
use std::borrow::Cow;
use std::env;
@ -1021,9 +1022,9 @@ pub fn is_try(expr: &Expr) -> Option<&Expr> {
}
pub fn type_size<'a, 'tcx>(cx: &LateContext<'a, 'tcx>, ty: Ty<'tcx>) -> Option<u64> {
ty.layout(cx.tcx, cx.param_env)
(cx.tcx, cx.param_env).layout_of(ty)
.ok()
.map(|layout| layout.size(cx.tcx).bytes())
.map(|layout| layout.size.bytes())
}
/// Returns true if the lint is allowed in the current context