bjoernager/rust
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Use predefined helper instead of a new one

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This commit is contained in:
Alex Crichton 2021-08-02 07:27:17 -07:00
parent 30bc5a936b
commit 0168dfec6d
1 changed files with 2 additions and 13 deletions
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15
compiler/rustc_mir/src/transform/abort_unwinding_calls.rs
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@ -125,13 +125,13 @@ impl<'tcx> MirPass<'tcx> for AbortUnwindingCalls {
let abort_bb = body.basic_blocks_mut().push(bb);
for bb in calls_to_terminate {
let cleanup = get_cleanup(body.basic_blocks_mut()[bb].terminator_mut());
let cleanup = body.basic_blocks_mut()[bb].terminator_mut().unwind_mut().unwrap();
*cleanup = Some(abort_bb);
}
}
for id in cleanups_to_remove {
let cleanup = get_cleanup(body.basic_blocks_mut()[id].terminator_mut());
let cleanup = body.basic_blocks_mut()[id].terminator_mut().unwind_mut().unwrap();
*cleanup = None;
}
@ -139,14 +139,3 @@ impl<'tcx> MirPass<'tcx> for AbortUnwindingCalls {
super::simplify::remove_dead_blocks(tcx, body);
}
}
fn get_cleanup<'a>(t: &'a mut Terminator<'_>) -> &'a mut Option<BasicBlock> {
match &mut t.kind {
TerminatorKind::Call { cleanup, .. }
| TerminatorKind::Drop { unwind: cleanup, .. }
| TerminatorKind::DropAndReplace { unwind: cleanup, .. }
| TerminatorKind::Assert { cleanup, .. }
| TerminatorKind::FalseUnwind { unwind: cleanup, .. } => cleanup,
_ => unreachable!(),
}
}