bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

handle edge-case of a recursion limit of 0

Browse source
This commit is contained in:
Rémy Rakic 2023-08-29 19:02:24 +00:00
parent bb90f81070
commit 7762ac7bb5
1 changed files with 5 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

6
compiler/rustc_trait_selection/src/solve/search_graph/mod.rs
View file

@ -51,9 +51,13 @@ pub(super) struct SearchGraph<'tcx> {
impl<'tcx> SearchGraph<'tcx> { impl<'tcx> SearchGraph<'tcx> {
pub(super) fn new(tcx: TyCtxt<'tcx>, mode: SolverMode) -> SearchGraph<'tcx> { pub(super) fn new(tcx: TyCtxt<'tcx>, mode: SolverMode) -> SearchGraph<'tcx> {
let local_overflow_limit = {
let recursion_limit = tcx.recursion_limit().0;
if recursion_limit == 0 { 0 } else { recursion_limit.ilog2() as usize }
};
Self { Self {
mode, mode,
local_overflow_limit: tcx.recursion_limit().0.ilog2() as usize, local_overflow_limit,
stack: Default::default(), stack: Default::default(),
provisional_cache: ProvisionalCache::empty(), provisional_cache: ProvisionalCache::empty(),
} }