rust/tests/mir-opt/single_use_consts.if_const_...

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1009 B
Diff

- // MIR for `if_const_debug` before SingleUseConsts
+ // MIR for `if_const_debug` after SingleUseConsts
fn if_const_debug() -> i32 {
let mut _0: i32;
let _1: bool;
let _2: ();
let mut _3: bool;
scope 1 {
- debug my_bool => _1;
+ debug my_bool => const <T as MyTrait>::ASSOC_BOOL;
}
bb0: {
StorageLive(_1);
- _1 = const <T as MyTrait>::ASSOC_BOOL;
+ nop;
StorageLive(_2);
_2 = do_whatever() -> [return: bb1, unwind continue];
}
bb1: {
StorageDead(_2);
StorageLive(_3);
- _3 = copy _1;
+ _3 = const <T as MyTrait>::ASSOC_BOOL;
switchInt(move _3) -> [0: bb3, otherwise: bb2];
}
bb2: {
_0 = const 7_i32;
goto -> bb4;
}
bb3: {
_0 = const 42_i32;
goto -> bb4;
}
bb4: {
StorageDead(_3);
StorageDead(_1);
return;
}
}