; LLVM IR from jermp/2i_bench :: external/CRoaring/tests (toplevel_unit)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@.str.1 = external hidden unnamed_addr constant [28 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [88 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare void @roaring_bitmap_free(ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare ptr @roaring_bitmap_create() #1

declare void @_assert_true(i64 noundef, ptr noundef, ptr noundef, i32 noundef) #1

declare zeroext i1 @roaring_bitmap_is_empty(ptr noundef) #1

declare void @roaring_bitmap_add(ptr noundef, i32 noundef) #1

declare void @roaring_bitmap_remove(ptr noundef, i32 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local void @test_addremove() #2 {
  %1 = alloca ptr, align 8
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #3
  %4 = call ptr @roaring_bitmap_create()
  store ptr %4, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #3
  store i32 33057, ptr %2, align 4, !tbaa !9
  br label %5

5:                                                ; preds = %12, %0
  %6 = load i32, ptr %2, align 4, !tbaa !9
  %7 = icmp ult i32 %6, 147849
  br i1 %7, label %9, label %8

8:                                                ; preds = %5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  br label %15

9:                                                ; preds = %5
  %10 = load ptr, ptr %1, align 8, !tbaa !5
  %11 = load i32, ptr %2, align 4, !tbaa !9
  call void @roaring_bitmap_add(ptr noundef %10, i32 noundef %11)
  br label %12

12:                                               ; preds = %9
  %13 = load i32, ptr %2, align 4, !tbaa !9
  %14 = add i32 %13, 8
  store i32 %14, ptr %2, align 4, !tbaa !9
  br label %5, !llvm.loop !11

15:                                               ; preds = %8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 33057, ptr %3, align 4, !tbaa !9
  br label %16

16:                                               ; preds = %23, %15
  %17 = load i32, ptr %3, align 4, !tbaa !9
  %18 = icmp ult i32 %17, 147849
  br i1 %18, label %20, label %19

19:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  br label %26

20:                                               ; preds = %16
  %21 = load ptr, ptr %1, align 8, !tbaa !5
  %22 = load i32, ptr %3, align 4, !tbaa !9
  call void @roaring_bitmap_remove(ptr noundef %21, i32 noundef %22)
  br label %23

23:                                               ; preds = %20
  %24 = load i32, ptr %3, align 4, !tbaa !9
  %25 = add i32 %24, 8
  store i32 %25, ptr %3, align 4, !tbaa !9
  br label %16, !llvm.loop !13

26:                                               ; preds = %19
  %27 = load ptr, ptr %1, align 8, !tbaa !5
  %28 = call zeroext i1 @roaring_bitmap_is_empty(ptr noundef %27)
  %29 = zext i1 %28 to i64
  call void @_assert_true(i64 noundef %29, ptr noundef @.str.1, ptr noundef @.str.2, i32 noundef 784)
  %30 = load ptr, ptr %1, align 8, !tbaa !5
  call void @roaring_bitmap_free(ptr noundef %30)
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #3
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@.str.1 = external hidden unnamed_addr constant [28 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [88 x i8], align 1

declare void @roaring_bitmap_free(ptr noundef) local_unnamed_addr #0

declare ptr @roaring_bitmap_create() local_unnamed_addr #0

declare void @_assert_true(i64 noundef, ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #0

declare zeroext i1 @roaring_bitmap_is_empty(ptr noundef) local_unnamed_addr #0

declare void @roaring_bitmap_add(ptr noundef, i32 noundef) local_unnamed_addr #0

declare void @roaring_bitmap_remove(ptr noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @test_addremove() local_unnamed_addr #1 {
  %1 = tail call ptr @roaring_bitmap_create() #2
  br label %2

2:                                                ; preds = %0, %2
  %.0910 = phi i32 [ 33057, %0 ], [ %3, %2 ]
  tail call void @roaring_bitmap_add(ptr noundef %1, i32 noundef %.0910) #2
  %3 = add nuw nsw i32 %.0910, 8
  %4 = icmp ult i32 %.0910, 147841
  br i1 %4, label %2, label %.preheader, !llvm.loop !5

5:                                                ; preds = %.preheader
  %6 = tail call zeroext i1 @roaring_bitmap_is_empty(ptr noundef %1) #2
  %7 = zext i1 %6 to i64
  tail call void @_assert_true(i64 noundef %7, ptr noundef nonnull @.str.1, ptr noundef nonnull @.str.2, i32 noundef 784) #2
  tail call void @roaring_bitmap_free(ptr noundef %1) #2
  ret void

.preheader:                                       ; preds = %2, %.preheader
  %.011 = phi i32 [ %8, %.preheader ], [ 33057, %2 ]
  tail call void @roaring_bitmap_remove(ptr noundef %1, i32 noundef %.011) #2
  %8 = add nuw nsw i32 %.011, 8
  %9 = icmp ult i32 %.011, 147841
  br i1 %9, label %.preheader, label %5, !llvm.loop !7
}

attributes #0 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}
!7 = distinct !{!7, !6}


; Effective O3 passes: GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass