From dc0db358abe19481e475e10c32149b53370f1a1c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Thu, 30 May 2024 05:57:31 +0200
Subject: Merging upstream version 1.72.1+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 ...er.range_loop.PreCodegen.after.panic-unwind.mir | 155 +++++++++++++++++++++
 1 file changed, 155 insertions(+)
 create mode 100644 tests/mir-opt/pre-codegen/slice_iter.range_loop.PreCodegen.after.panic-unwind.mir

(limited to 'tests/mir-opt/pre-codegen/slice_iter.range_loop.PreCodegen.after.panic-unwind.mir')

diff --git a/tests/mir-opt/pre-codegen/slice_iter.range_loop.PreCodegen.after.panic-unwind.mir b/tests/mir-opt/pre-codegen/slice_iter.range_loop.PreCodegen.after.panic-unwind.mir
new file mode 100644
index 000000000..3423c5d86
--- /dev/null
+++ b/tests/mir-opt/pre-codegen/slice_iter.range_loop.PreCodegen.after.panic-unwind.mir
@@ -0,0 +1,155 @@
+// MIR for `range_loop` after PreCodegen
+
+fn range_loop(_1: &[T], _2: impl Fn(usize, &T)) -> () {
+    debug slice => _1;
+    debug f => _2;
+    let mut _0: ();
+    let mut _3: usize;
+    let mut _4: std::ops::Range<usize>;
+    let mut _5: std::ops::Range<usize>;
+    let mut _6: &mut std::ops::Range<usize>;
+    let mut _12: std::option::Option<usize>;
+    let mut _15: isize;
+    let mut _17: usize;
+    let mut _18: bool;
+    let mut _20: &impl Fn(usize, &T);
+    let mut _21: (usize, &T);
+    let _22: ();
+    scope 1 {
+        debug iter => _5;
+        let _16: usize;
+        scope 2 {
+            debug i => _16;
+            let _19: &T;
+            scope 3 {
+                debug x => _19;
+            }
+        }
+        scope 5 (inlined iter::range::<impl Iterator for std::ops::Range<usize>>::next) {
+            debug self => _6;
+            scope 6 (inlined <std::ops::Range<usize> as iter::range::RangeIteratorImpl>::spec_next) {
+                debug self => _6;
+                let mut _7: &usize;
+                let mut _8: &usize;
+                let mut _11: bool;
+                let _13: usize;
+                let mut _14: usize;
+                scope 7 {
+                    debug old => _13;
+                    scope 8 {
+                    }
+                }
+                scope 9 (inlined cmp::impls::<impl PartialOrd for usize>::lt) {
+                    debug self => _7;
+                    debug other => _8;
+                    let mut _9: usize;
+                    let mut _10: usize;
+                }
+            }
+        }
+    }
+    scope 4 (inlined <std::ops::Range<usize> as IntoIterator>::into_iter) {
+        debug self => _4;
+    }
+
+    bb0: {
+        StorageLive(_3);
+        _3 = Len((*_1));
+        _4 = std::ops::Range::<usize> { start: const 0_usize, end: move _3 };
+        StorageDead(_3);
+        StorageLive(_5);
+        _5 = move _4;
+        goto -> bb1;
+    }
+
+    bb1: {
+        StorageLive(_12);
+        _6 = &mut _5;
+        StorageLive(_13);
+        StorageLive(_11);
+        StorageLive(_7);
+        _7 = &((*_6).0: usize);
+        StorageLive(_8);
+        _8 = &((*_6).1: usize);
+        StorageLive(_9);
+        _9 = (*_7);
+        StorageLive(_10);
+        _10 = (*_8);
+        _11 = Lt(move _9, move _10);
+        StorageDead(_10);
+        StorageDead(_9);
+        StorageDead(_8);
+        StorageDead(_7);
+        switchInt(move _11) -> [0: bb2, otherwise: bb3];
+    }
+
+    bb2: {
+        _12 = Option::<usize>::None;
+        goto -> bb5;
+    }
+
+    bb3: {
+        _13 = ((*_6).0: usize);
+        StorageLive(_14);
+        _14 = <usize as Step>::forward_unchecked(_13, const 1_usize) -> [return: bb4, unwind: bb12];
+    }
+
+    bb4: {
+        ((*_6).0: usize) = move _14;
+        StorageDead(_14);
+        _12 = Option::<usize>::Some(_13);
+        goto -> bb5;
+    }
+
+    bb5: {
+        StorageDead(_11);
+        StorageDead(_13);
+        _15 = discriminant(_12);
+        switchInt(move _15) -> [0: bb6, 1: bb8, otherwise: bb11];
+    }
+
+    bb6: {
+        StorageDead(_12);
+        StorageDead(_5);
+        drop(_2) -> [return: bb7, unwind continue];
+    }
+
+    bb7: {
+        return;
+    }
+
+    bb8: {
+        _16 = ((_12 as Some).0: usize);
+        _17 = Len((*_1));
+        _18 = Lt(_16, _17);
+        assert(move _18, "index out of bounds: the length is {} but the index is {}", move _17, _16) -> [success: bb9, unwind: bb12];
+    }
+
+    bb9: {
+        _19 = &(*_1)[_16];
+        StorageLive(_20);
+        _20 = &_2;
+        StorageLive(_21);
+        _21 = (_16, _19);
+        _22 = <impl Fn(usize, &T) as Fn<(usize, &T)>>::call(move _20, move _21) -> [return: bb10, unwind: bb12];
+    }
+
+    bb10: {
+        StorageDead(_21);
+        StorageDead(_20);
+        StorageDead(_12);
+        goto -> bb1;
+    }
+
+    bb11: {
+        unreachable;
+    }
+
+    bb12 (cleanup): {
+        drop(_2) -> [return: bb13, unwind terminate];
+    }
+
+    bb13 (cleanup): {
+        resume;
+    }
+}
-- 
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