rust/tests/mir-opt/pre-codegen/range_iter.forward_loop.PreCodegen.after.mir
2023-04-23 17:10:53 +00:00

92 lines
5.3 KiB
Rust

// MIR for `forward_loop` after PreCodegen
fn forward_loop(_1: u32, _2: u32, _3: impl Fn(u32)) -> () {
debug start => _1; // in scope 0 at $DIR/range_iter.rs:+0:21: +0:26
debug end => _2; // in scope 0 at $DIR/range_iter.rs:+0:33: +0:36
debug f => _3; // in scope 0 at $DIR/range_iter.rs:+0:43: +0:44
let mut _0: (); // return place in scope 0 at $DIR/range_iter.rs:+0:60: +0:60
let mut _4: std::ops::Range<u32>; // in scope 0 at $DIR/range_iter.rs:+1:14: +1:24
let mut _5: std::ops::Range<u32>; // in scope 0 at $DIR/range_iter.rs:+1:14: +1:24
let _6: (); // in scope 0 at $DIR/range_iter.rs:+1:14: +1:24
let mut _7: std::option::Option<u32>; // in scope 0 at $DIR/range_iter.rs:+1:14: +1:24
let mut _8: &mut std::ops::Range<u32>; // in scope 0 at $DIR/range_iter.rs:+1:14: +1:24
let mut _9: isize; // in scope 0 at $DIR/range_iter.rs:+1:5: +3:6
let mut _11: &impl Fn(u32); // in scope 0 at $DIR/range_iter.rs:+2:9: +2:10
let mut _12: (u32,); // in scope 0 at $DIR/range_iter.rs:+2:9: +2:13
scope 1 {
debug iter => _5; // in scope 1 at $DIR/range_iter.rs:+1:14: +1:24
let _10: u32; // in scope 1 at $DIR/range_iter.rs:+1:9: +1:10
scope 2 {
debug x => _10; // in scope 2 at $DIR/range_iter.rs:+1:9: +1:10
}
scope 4 (inlined iter::range::<impl Iterator for std::ops::Range<u32>>::next) { // at $DIR/range_iter.rs:21:14: 21:24
debug self => _8; // in scope 4 at $SRC_DIR/core/src/iter/range.rs:LL:COL
}
}
scope 3 (inlined <std::ops::Range<u32> as IntoIterator>::into_iter) { // at $DIR/range_iter.rs:21:14: 21:24
debug self => _4; // in scope 3 at $SRC_DIR/core/src/iter/traits/collect.rs:LL:COL
}
bb0: {
_4 = std::ops::Range::<u32> { start: _1, end: _2 }; // scope 0 at $DIR/range_iter.rs:+1:14: +1:24
StorageLive(_5); // scope 0 at $DIR/range_iter.rs:+1:14: +1:24
_5 = move _4; // scope 0 at $DIR/range_iter.rs:+1:14: +1:24
goto -> bb1; // scope 1 at $DIR/range_iter.rs:+1:5: +3:6
}
bb1: {
StorageLive(_7); // scope 1 at $DIR/range_iter.rs:+1:14: +1:24
_8 = &mut _5; // scope 1 at $DIR/range_iter.rs:+1:14: +1:24
_7 = <std::ops::Range<u32> as iter::range::RangeIteratorImpl>::spec_next(_8) -> [return: bb9, unwind: bb7]; // scope 4 at $SRC_DIR/core/src/iter/range.rs:LL:COL
// mir::Constant
// + span: $SRC_DIR/core/src/iter/range.rs:LL:COL
// + literal: Const { ty: for<'a> fn(&'a mut std::ops::Range<u32>) -> Option<<std::ops::Range<u32> as iter::range::RangeIteratorImpl>::Item> {<std::ops::Range<u32> as iter::range::RangeIteratorImpl>::spec_next}, val: Value(<ZST>) }
}
bb2: {
_10 = ((_7 as Some).0: u32); // scope 1 at $DIR/range_iter.rs:+1:9: +1:10
StorageLive(_11); // scope 2 at $DIR/range_iter.rs:+2:9: +2:10
_11 = &_3; // scope 2 at $DIR/range_iter.rs:+2:9: +2:10
StorageLive(_12); // scope 2 at $DIR/range_iter.rs:+2:9: +2:13
_12 = (_10,); // scope 2 at $DIR/range_iter.rs:+2:9: +2:13
_6 = <impl Fn(u32) as Fn<(u32,)>>::call(move _11, move _12) -> [return: bb5, unwind: bb7]; // scope 2 at $DIR/range_iter.rs:+2:9: +2:13
// mir::Constant
// + span: $DIR/range_iter.rs:22:9: 22:10
// + literal: Const { ty: for<'a> extern "rust-call" fn(&'a impl Fn(u32), (u32,)) -> <impl Fn(u32) as FnOnce<(u32,)>>::Output {<impl Fn(u32) as Fn<(u32,)>>::call}, val: Value(<ZST>) }
}
bb3: {
unreachable; // scope 1 at $DIR/range_iter.rs:+1:14: +1:24
}
bb4: {
StorageDead(_7); // scope 1 at $DIR/range_iter.rs:+3:5: +3:6
StorageDead(_5); // scope 0 at $DIR/range_iter.rs:+3:5: +3:6
drop(_3) -> bb6; // scope 0 at $DIR/range_iter.rs:+4:1: +4:2
}
bb5: {
StorageDead(_12); // scope 2 at $DIR/range_iter.rs:+2:12: +2:13
StorageDead(_11); // scope 2 at $DIR/range_iter.rs:+2:12: +2:13
StorageDead(_7); // scope 1 at $DIR/range_iter.rs:+3:5: +3:6
goto -> bb1; // scope 1 at $DIR/range_iter.rs:+1:5: +3:6
}
bb6: {
return; // scope 0 at $DIR/range_iter.rs:+4:2: +4:2
}
bb7 (cleanup): {
drop(_3) -> [return: bb8, unwind terminate]; // scope 0 at $DIR/range_iter.rs:+4:1: +4:2
}
bb8 (cleanup): {
resume; // scope 0 at $DIR/range_iter.rs:+0:1: +4:2
}
bb9: {
_9 = discriminant(_7); // scope 1 at $DIR/range_iter.rs:+1:14: +1:24
switchInt(move _9) -> [0: bb4, 1: bb2, otherwise: bb3]; // scope 1 at $DIR/range_iter.rs:+1:14: +1:24
}
}