program main
    implicit none
    integer n
    read(*,*)n
    do
        if(n>0)then
            n=n-1000
            cycle
        else 
            exit
        endif
    enddo
    n=abs(n)
    write(*,*)n

end program main
; ModuleID = 'FIRModule'
source_filename = "FIRModule"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-linux-gnu"

@_QQcl.dbfd48ce91edc7eca90f8c55bdfb5c9e = linkonce constant [72 x i8] c"/home/ubuntu/Downloads/TheStack_IR/Collated/Fortran/Source_974/source.f\00"
@_QQEnvironmentDefaults = local_unnamed_addr constant ptr null

define void @_QQmain() local_unnamed_addr {
  %1 = alloca i32, align 4
  %2 = tail call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.dbfd48ce91edc7eca90f8c55bdfb5c9e, i32 4)
  %3 = call i1 @_FortranAioInputInteger(ptr %2, ptr nonnull %1, i32 4)
  %4 = call i32 @_FortranAioEndIoStatement(ptr %2)
  %.pr = load i32, ptr %1, align 4, !tbaa !3
  %5 = icmp sgt i32 %.pr, 0
  br i1 %5, label %.lr.ph.preheader, label %11

.lr.ph.preheader:                                 ; preds = %0
  %6 = add nuw i32 %.pr, 999
  %smin = call i32 @llvm.smin.i32(i32 %.pr, i32 1000)
  %7 = sub nuw i32 %6, %smin
  %.fr = freeze i32 %7
  %8 = urem i32 %.fr, 1000
  %.neg = sub i32 %8, %.fr
  %9 = add nsw i32 %.pr, -1000
  %10 = add i32 %.neg, %9
  br label %11

11:                                               ; preds = %.lr.ph.preheader, %0
  %.lcssa = phi i32 [ %10, %.lr.ph.preheader ], [ %.pr, %0 ]
  %12 = sub i32 0, %.lcssa
  store i32 %12, ptr %1, align 4, !tbaa !3
  %13 = call ptr @_FortranAioBeginExternalListOutput(i32 -1, ptr nonnull @_QQcl.dbfd48ce91edc7eca90f8c55bdfb5c9e, i32 14)
  %14 = load i32, ptr %1, align 4, !tbaa !3
  %15 = call i1 @_FortranAioOutputInteger32(ptr %13, i32 %14)
  %16 = call i32 @_FortranAioEndIoStatement(ptr %13)
  ret void
}

declare ptr @_FortranAioBeginExternalListInput(i32, ptr, i32) local_unnamed_addr

declare i1 @_FortranAioInputInteger(ptr, ptr, i32) local_unnamed_addr

declare i32 @_FortranAioEndIoStatement(ptr) local_unnamed_addr

declare ptr @_FortranAioBeginExternalListOutput(i32, ptr, i32) local_unnamed_addr

declare i1 @_FortranAioOutputInteger32(ptr, i32) local_unnamed_addr

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smin.i32(i32, i32) #0

attributes #0 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!llvm.module.flags = !{!0, !1, !2}

!0 = !{i32 2, !"Debug Info Version", i32 3}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{!4, !4, i64 0}
!4 = !{!"any data access", !5, i64 0}
!5 = !{!"any access", !6, i64 0}
!6 = !{!"Flang Type TBAA Root"}
