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middle: typeck: infer: combine: remove dead code

This commit is contained in:
Corey Richardson 2014-04-01 10:44:00 -04:00
parent dcb01ff573
commit 1a98ec83c1
1 changed files with 0 additions and 22 deletions
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22
src/librustc/middle/typeck/infer/combine.rs
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@ -373,28 +373,6 @@ pub fn eq_regions<C:Combine>(this: &C, a: ty::Region, b: ty::Region)
})
}
pub fn eq_opt_regions<C:Combine>(
this: &C,
a: Option<ty::Region>,
b: Option<ty::Region>) -> cres<Option<ty::Region>> {
match (a, b) {
(None, None) => Ok(None),
(Some(a), Some(b)) => eq_regions(this, a, b).then(|| Ok(Some(a))),
(_, _) => {
// If these two substitutions are for the same type (and
// they should be), then the type should either
// consistently have a region parameter or not have a
// region parameter.
this.infcx().tcx.sess.bug(
format!("substitution a had opt_region {} and \
b had opt_region {}",
a.inf_str(this.infcx()),
b.inf_str(this.infcx())));
}
}
}
pub fn super_fn_sigs<C:Combine>(this: &C, a: &ty::FnSig, b: &ty::FnSig) -> cres<ty::FnSig> {
fn argvecs<C:Combine>(this: &C, a_args: &[ty::t], b_args: &[ty::t]) -> cres<Vec<ty::t> > {