simple_loop_unsigned_3.ll 866 Bytes
; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s

; CHECK:      Assumed Context:
; CHECK-NEXT: [N] -> { : }
;
; CHECK:              Domain :=
; CHECK-NEXT:             [N] -> { Stmt_bb[0] };

target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"

define void @f(i64* nocapture %a, i64 %N) nounwind {
entry:
  br label %bb

bb:                                               ; preds = %bb, %entry
  %i = phi i64 [ 1000, %entry ], [ %i.dec, %bb ]
  %scevgep = getelementptr inbounds i64, i64* %a, i64 %i
  store i64 %i, i64* %scevgep
  %i.dec = add nsw i64 %i, -1
  %sub = sub nsw i64 %N, %i
  %exitcond = icmp ult i64 %sub, 0
  br i1 %exitcond, label %bb, label %return

return:                                           ; preds = %bb, %entry
  ret void
}