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auto merge of #6178 : erickt/rust/remove-drop, r=graydon

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This patch removes ty::LegacyDtor, which is no longer used.
This commit is contained in:
bors 2013-05-02 08:18:38 -07:00
commit 1c64f7a0f7
2 changed files with 7 additions and 20 deletions
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24
src/librustc/middle/trans/glue.rs
View File

@ -443,11 +443,8 @@ pub fn make_free_glue(bcx: block, v: ValueRef, t: ty::t) {
// Call the dtor if there is one
match ty::ty_dtor(bcx.tcx(), did) {
ty::NoDtor => bcx,
ty::LegacyDtor(ref dt_id) => {
trans_struct_drop(bcx, t, v, *dt_id, did, substs, false)
}
ty::TraitDtor(ref dt_id) => {
trans_struct_drop(bcx, t, v, *dt_id, did, substs, true)
trans_struct_drop(bcx, t, v, *dt_id, did, substs)
}
}
}
@ -461,8 +458,7 @@ pub fn trans_struct_drop(bcx: block,
v0: ValueRef,
dtor_did: ast::def_id,
class_did: ast::def_id,
substs: &ty::substs,
take_ref: bool)
substs: &ty::substs)
-> block {
let repr = adt::represent_type(bcx.ccx(), t);
let drop_flag = adt::trans_drop_flag_ptr(bcx, repr, v0);
@ -484,15 +480,10 @@ pub fn trans_struct_drop(bcx: block,
// (self)
assert!((params.len() == 2));
// If we need to take a reference to the class (because it's using
// the Drop trait), do so now.
let llval;
if take_ref {
llval = alloca(bcx, val_ty(v0));
// Take a reference to the class (because it's using the Drop trait),
// do so now.
let llval = alloca(bcx, val_ty(v0));
Store(bcx, v0, llval);
} else {
llval = v0;
}
let self_arg = PointerCast(bcx, llval, params[1]);
let args = ~[C_null(T_ptr(T_i8())), self_arg];
@ -534,10 +525,7 @@ pub fn make_drop_glue(bcx: block, v0: ValueRef, t: ty::t) {
let tcx = bcx.tcx();
match ty::ty_dtor(tcx, did) {
ty::TraitDtor(dtor) => {
trans_struct_drop(bcx, t, v0, dtor, did, substs, true)
}
ty::LegacyDtor(dtor) => {
trans_struct_drop(bcx, t, v0, dtor, did, substs, false)
trans_struct_drop(bcx, t, v0, dtor, did, substs)
}
ty::NoDtor => {
// No dtor? Just the default case

1
src/librustc/middle/ty.rs
View File

@ -3728,7 +3728,6 @@ pub fn item_path_str(cx: ctxt, id: ast::def_id) -> ~str {
pub enum DtorKind {
NoDtor,
LegacyDtor(def_id),
TraitDtor(def_id)
}