user0/rust
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fix checking to see if the last field of a struct can be unsized.

Browse source
This commit is contained in:
Austin Hicks 2016-11-22 14:10:52 -05:00
parent cb21cc5607
commit b3c285fa25
1 changed files with 1 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/librustc/ty/layout.rs
View file

@ -1167,7 +1167,7 @@ impl<'a, 'gcx, 'tcx> Layout {
let param_env = tcx.construct_parameter_environment(DUMMY_SP, def.did, ROOT_CODE_EXTENT);
let fields = &def.variants[0].fields;
let last_field = &fields[fields.len()-1];
let always_sized = last_field.unsubst_ty().is_sized(tcx, &param_env, DUMMY_SP);
let always_sized = last_field.ty(tcx, param_env.free_substs).is_sized(tcx, &param_env, DUMMY_SP);
if !always_sized { StructKind::MaybeUnsizedUnivariant }
else { StructKind::AlwaysSizedUnivariant }
};