; RUN: opt < %s -passes=adce -disable-output
; RUN: opt < %s -passes=adce -adce-remove-loops -disable-output
define i32 @main() {
br label %loop
loop: ; preds = %loop, %0
br label %loop
}
; RUN: opt < %s -passes=adce -disable-output
; RUN: opt < %s -passes=adce -adce-remove-loops -disable-output
define i32 @main() {
br label %loop
loop: ; preds = %loop, %0
br label %loop
}