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Add comments about stealing THIR in mir_build

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This commit is contained in:
LeSeulArtichaut 2021-05-24 15:05:20 +02:00
parent 3f31044d90
commit 13e7b237fd
1 changed files with 4 additions and 0 deletions
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4
compiler/rustc_mir_build/src/build/mod.rs
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@ -118,6 +118,8 @@ fn mir_build(tcx: TyCtxt<'_>, def: ty::WithOptConstParam<LocalDefId>) -> Body<'_
let body = tcx.hir().body(body_id);
let (thir, expr) = tcx.thir_body(def);
// We ran all queries that depended on THIR at the beginning
// of `mir_build`, so now we can steal it
let thir = thir.steal();
let ty = tcx.type_of(fn_def_id);
let mut abi = fn_sig.abi;
@ -227,6 +229,8 @@ fn mir_build(tcx: TyCtxt<'_>, def: ty::WithOptConstParam<LocalDefId>) -> Body<'_
let return_ty = typeck_results.node_type(id);
let (thir, expr) = tcx.thir_body(def);
// We ran all queries that depended on THIR at the beginning
// of `mir_build`, so now we can steal it
let thir = thir.steal();
build::construct_const(&thir, &infcx, expr, def, id, return_ty, return_ty_span)