}
impl<'tcx> MirPass<'tcx> for SimplifyArmIdentity {
- fn run_pass(&self, tcx: TyCtxt<'tcx>, source: MirSource<'tcx>, body: &mut Body<'tcx>) {
- if tcx.sess.opts.debugging_opts.mir_opt_level < 2 {
- return;
- }
-
+ fn run_pass(&self, _tcx: TyCtxt<'tcx>, source: MirSource<'tcx>, body: &mut Body<'tcx>) {
trace!("running SimplifyArmIdentity on {:?}", source);
let local_uses = LocalUseCounter::get_local_uses(body);
let (basic_blocks, local_decls, debug_info) =
debug tail => _4; // in scope 1 at $DIR/simplify_try_if_let.rs:23:18: 23:26
let _8: std::ptr::NonNull<Node>; // in scope 1 at $DIR/simplify_try_if_let.rs:26:29: 26:39
scope 2 {
- debug other_head => _8; // in scope 2 at $DIR/simplify_try_if_let.rs:26:29: 26:39
+- debug other_head => _8; // in scope 2 at $DIR/simplify_try_if_let.rs:26:29: 26:39
++ debug other_head => ((_9 as Some).0: std::ptr::NonNull<Node>); // in scope 2 at $DIR/simplify_try_if_let.rs:26:29: 26:39
scope 3 {
}
}
StorageLive(_8); // scope 1 at $DIR/simplify_try_if_let.rs:26:29: 26:39
_8 = ((_5 as Some).0: std::ptr::NonNull<Node>); // scope 1 at $DIR/simplify_try_if_let.rs:26:29: 26:39
StorageLive(_9); // scope 3 at $DIR/simplify_try_if_let.rs:28:46: 28:62
- StorageLive(_10); // scope 3 at $DIR/simplify_try_if_let.rs:28:51: 28:61
- _10 = _8; // scope 3 at $DIR/simplify_try_if_let.rs:28:51: 28:61
- ((_9 as Some).0: std::ptr::NonNull<Node>) = move _10; // scope 3 at $DIR/simplify_try_if_let.rs:28:46: 28:62
- discriminant(_9) = 1; // scope 3 at $DIR/simplify_try_if_let.rs:28:46: 28:62
- StorageDead(_10); // scope 3 at $DIR/simplify_try_if_let.rs:28:61: 28:62
+- StorageLive(_10); // scope 3 at $DIR/simplify_try_if_let.rs:28:51: 28:61
+- _10 = _8; // scope 3 at $DIR/simplify_try_if_let.rs:28:51: 28:61
+- ((_9 as Some).0: std::ptr::NonNull<Node>) = move _10; // scope 3 at $DIR/simplify_try_if_let.rs:28:46: 28:62
+- discriminant(_9) = 1; // scope 3 at $DIR/simplify_try_if_let.rs:28:46: 28:62
+- StorageDead(_10); // scope 3 at $DIR/simplify_try_if_let.rs:28:61: 28:62
++ _9 = move _5; // scope 3 at $DIR/simplify_try_if_let.rs:28:46: 28:62
StorageLive(_11); // scope 3 at $DIR/simplify_try_if_let.rs:28:25: 28:38
StorageLive(_12); // scope 3 at $DIR/simplify_try_if_let.rs:28:25: 28:29
_12 = &mut _4; // scope 3 at $DIR/simplify_try_if_let.rs:28:25: 28:29