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use cheap assertions instead of expensive debug assertions

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This commit is contained in:
Oliver Schneider 2016-09-08 10:25:45 +02:00
parent 0f177fdecf
commit d627cc749f
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1 changed files with 2 additions and 2 deletions
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4
src/interpreter/mod.rs
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@ -5,7 +5,7 @@ use rustc::mir::repr as mir;
use rustc::traits::Reveal;
use rustc::ty::layout::{self, Layout, Size};
use rustc::ty::subst::{self, Subst, Substs};
use rustc::ty::{self, Ty, TyCtxt};
use rustc::ty::{self, Ty, TyCtxt, TypeFoldable};
use rustc::util::nodemap::DefIdMap;
use rustc_data_structures::indexed_vec::Idx;
use std::cell::RefCell;
@ -247,7 +247,7 @@ impl<'a, 'tcx> EvalContext<'a, 'tcx> {
fn type_is_sized(&self, ty: Ty<'tcx>) -> bool {
// generics are weird, don't run this function on a generic
debug_assert_eq!(self.monomorphize(ty, self.substs()), ty);
assert!(!ty.needs_subst());
ty.is_sized(self.tcx, &self.tcx.empty_parameter_environment(), DUMMY_SP)
}