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It's fine to assign otherwise_blocks to unreachable candidates

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Nadrieril 2024-02-16 04:19:15 +01:00
parent 105bdf7086
commit b4f0e76021
1 changed files with 4 additions and 11 deletions
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15
compiler/rustc_mir_build/src/build/matches/mod.rs
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@ -1314,24 +1314,17 @@ impl<'a, 'tcx> Builder<'a, 'tcx> {
}
let mut next_prebinding = start_block;
let mut reachable = true;
for candidate in matched_candidates.iter_mut() {
assert!(candidate.otherwise_block.is_none());
assert!(candidate.pre_binding_block.is_none());
candidate.pre_binding_block = Some(next_prebinding);
next_prebinding = self.cfg.start_new_block();
if reachable {
if candidate.has_guard {
// Create the otherwise block for this candidate, which is the
// pre-binding block for the next candidate.
candidate.otherwise_block = Some(next_prebinding);
} else {
reachable = false;
}
if candidate.has_guard {
// Create the otherwise block for this candidate, which is the
// pre-binding block for the next candidate.
candidate.otherwise_block = Some(next_prebinding);
}
}
next_prebinding
}