You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
25 lines
678 B
25 lines
678 B
; RUN: opt -loop-rotate -disable-output %s
|
|
; RUN: opt -passes=loop-rotate -disable-output %s
|
|
|
|
; Make sure we don't crash on this test.
|
|
define void @foo(i32* %arg) {
|
|
bb:
|
|
%tmp = load i32, i32* %arg, align 4
|
|
br label %bb1
|
|
|
|
bb1: ; preds = %bb7, %bb
|
|
%tmp2 = phi i32 [ %tmp, %bb ], [ 1, %bb7 ]
|
|
%tmp3 = sub i32 0, %tmp2
|
|
%tmp4 = icmp ult i32 0, %tmp3
|
|
%tmp5 = freeze i1 %tmp4
|
|
br i1 %tmp5, label %bb7, label %bb6
|
|
|
|
bb6: ; preds = %bb1
|
|
ret void
|
|
|
|
bb7: ; preds = %bb1
|
|
%tmp8 = getelementptr inbounds i8, i8* undef, i64 8
|
|
br label %bb1
|
|
}
|
|
|