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Skip coroutines in jump threading to avoid query cycles

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This commit is contained in:
Tomasz Miąsko 2024-02-15 00:00:00 +00:00
parent ee9c7c940c
commit 5f4e4baddb
2 changed files with 20 additions and 0 deletions
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6
compiler/rustc_mir_transform/src/jump_threading.rs
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@ -68,6 +68,12 @@ impl<'tcx> MirPass<'tcx> for JumpThreading {
let def_id = body.source.def_id();
debug!(?def_id);
// Optimizing coroutines creates query cycles.
if tcx.is_coroutine(def_id) {
trace!("Skipped for coroutine {:?}", def_id);
return;
}
let param_env = tcx.param_env_reveal_all_normalized(def_id);
let map = Map::new(tcx, body, Some(MAX_PLACES));
let loop_headers = loop_headers(body);