mirror of https://github.com/rust-lang/rust
68 lines
1.3 KiB
Diff
68 lines
1.3 KiB
Diff
- // MIR for `match_trunc_u16_i8` before MatchBranchSimplification
|
|
+ // MIR for `match_trunc_u16_i8` after MatchBranchSimplification
|
|
|
|
fn match_trunc_u16_i8(_1: EnumAu16) -> i8 {
|
|
debug i => _1;
|
|
let mut _0: i8;
|
|
let mut _2: u16;
|
|
+ let mut _3: u16;
|
|
|
|
bb0: {
|
|
_2 = discriminant(_1);
|
|
- switchInt(move _2) -> [0: bb9, 127: bb8, 128: bb7, 255: bb6, 65280: bb5, 65407: bb4, 65408: bb3, 65535: bb2, otherwise: bb1];
|
|
- }
|
|
-
|
|
- bb1: {
|
|
- unreachable;
|
|
- }
|
|
-
|
|
- bb2: {
|
|
- _0 = const -1_i8;
|
|
- goto -> bb10;
|
|
- }
|
|
-
|
|
- bb3: {
|
|
- _0 = const i8::MIN;
|
|
- goto -> bb10;
|
|
- }
|
|
-
|
|
- bb4: {
|
|
- _0 = const i8::MAX;
|
|
- goto -> bb10;
|
|
- }
|
|
-
|
|
- bb5: {
|
|
- _0 = const 0_i8;
|
|
- goto -> bb10;
|
|
- }
|
|
-
|
|
- bb6: {
|
|
- _0 = const -1_i8;
|
|
- goto -> bb10;
|
|
- }
|
|
-
|
|
- bb7: {
|
|
- _0 = const i8::MIN;
|
|
- goto -> bb10;
|
|
- }
|
|
-
|
|
- bb8: {
|
|
- _0 = const i8::MAX;
|
|
- goto -> bb10;
|
|
- }
|
|
-
|
|
- bb9: {
|
|
- _0 = const 0_i8;
|
|
- goto -> bb10;
|
|
- }
|
|
-
|
|
- bb10: {
|
|
+ StorageLive(_3);
|
|
+ _3 = move _2;
|
|
+ _0 = copy _3 as i8 (IntToInt);
|
|
+ StorageDead(_3);
|
|
return;
|
|
}
|
|
}
|
|
|