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Stop registering cleanups for types that don't need them

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This commit is contained in:
Marijn Haverbeke 2011-10-07 14:46:23 +02:00
parent 31586339b1
commit c7eee8fb05
1 changed files with 3 additions and 0 deletions
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3
src/comp/middle/trans_common.rs
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@ -264,11 +264,13 @@
}
fn add_clean(cx: @block_ctxt, val: ValueRef, ty: ty::t) {
if !ty::type_needs_drop(bcx_tcx(cx), ty) { ret; }
let scope_cx = find_scope_cx(cx);
scope_cx.cleanups += [clean(bind drop_ty(_, val, ty))];
scope_cx.lpad_dirty = true;
}
fn add_clean_temp(cx: @block_ctxt, val: ValueRef, ty: ty::t) {
if !ty::type_needs_drop(bcx_tcx(cx), ty) { ret; }
fn spill_and_drop(cx: @block_ctxt, val: ValueRef, ty: ty::t) ->
@block_ctxt {
let bcx = cx;
@ -283,6 +285,7 @@ fn spill_and_drop(cx: @block_ctxt, val: ValueRef, ty: ty::t) ->
scope_cx.lpad_dirty = true;
}
fn add_clean_temp_mem(cx: @block_ctxt, val: ValueRef, ty: ty::t) {
if !ty::type_needs_drop(bcx_tcx(cx), ty) { ret; }
let scope_cx = find_scope_cx(cx);
scope_cx.cleanups += [clean_temp(val, bind drop_ty(_, val, ty))];
scope_cx.lpad_dirty = true;