dtcxzyw wrote:
Reproducer: https://alive2.llvm.org/ce/z/GPj5eT
```
; bin/opt -passes=move-auto-init test.ll -S
define fastcc i8 @func_162() {
lbl_653:
%l_580 = alloca i32, align 4
store i32 1, ptr %l_580, align 4
br i1 true, label %lbl_629, label %if.then
if.then: ; preds = %lbl_653
br label %if.end
lbl_629: ; preds = %lor.end230,
%lbl_653
br label %if.end
if.end: ; preds = %lbl_629, %if.then
%0 = load i32, ptr %l_580, align 4
%tobool223.not = icmp eq i32 %0, 0
br i1 %tobool223.not, label %lor.rhs224, label %lor.end230
lor.rhs224: ; preds = %if.end
store i8 0, ptr null, align 1
br label %lor.end230
lor.end230: ; preds = %lor.rhs224, %if.end
br i1 true, label %for.inc456.1, label %lbl_629
for.inc456.1: ; preds = %lor.end230
ret i8 0
}
```
Output:
```
define fastcc i8 @func_162() {
lbl_653:
%l_580 = alloca i32, align 4
br i1 true, label %lbl_629, label %if.then
if.then: ; preds = %lbl_653
store i32 1, ptr %l_580, align 4
br label %if.end
lbl_629: ; preds = %lor.end230,
%lbl_653
br label %if.end
if.end: ; preds = %lbl_629, %if.then
%0 = load i32, ptr %l_580, align 4
%tobool223.not = icmp eq i32 %0, 0
br i1 %tobool223.not, label %lor.rhs224, label %lor.end230
lor.rhs224: ; preds = %if.end
store i8 0, ptr null, align 1
br label %lor.end230
lor.end230: ; preds = %lor.rhs224, %if.end
br i1 true, label %for.inc456.1, label %lbl_629
for.inc456.1: ; preds = %lor.end230
ret i8 0
}
```
https://github.com/llvm/llvm-project/pull/164882
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