; LLVM IR from jermp/2i_bench :: external/CRoaring/tests (bitset_container_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 = external hidden unnamed_addr constant [50 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [96 x i8], align 1
@__PRETTY_FUNCTION__.test_bitset_lenrange_cardinality = external hidden unnamed_addr constant [40 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [51 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local void @test_bitset_lenrange_cardinality() #0 {
  %1 = alloca [8 x i64], align 16
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 64, ptr %1) #5
  call void @llvm.memset.p0.i64(ptr align 16 %1, i8 0, i64 64, i1 false)
  %4 = getelementptr inbounds [8 x i64], ptr %1, i32 0, i32 0
  store i64 -1, ptr %4, align 16
  %5 = getelementptr inbounds [8 x i64], ptr %1, i32 0, i32 1
  store i64 -1, ptr %5, align 8
  %6 = getelementptr inbounds [8 x i64], ptr %1, i32 0, i32 2
  store i64 -1, ptr %6, align 16
  %7 = getelementptr inbounds [8 x i64], ptr %1, i32 0, i32 3
  store i64 -1, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %8

8:                                                ; preds = %22, %0
  %9 = load i32, ptr %2, align 4, !tbaa !5
  %10 = icmp slt i32 %9, 256
  br i1 %10, label %12, label %11

11:                                               ; preds = %8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %25

12:                                               ; preds = %8
  %13 = getelementptr inbounds [8 x i64], ptr %1, i64 0, i64 0
  %14 = load i32, ptr %2, align 4, !tbaa !5
  %15 = call i32 @bitset_lenrange_cardinality(ptr noundef %13, i32 noundef 0, i32 noundef %14)
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = add nsw i32 %16, 1
  %18 = icmp eq i32 %15, %17
  br i1 %18, label %19, label %20

19:                                               ; preds = %12
  br label %21

20:                                               ; preds = %12
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 19, ptr noundef @__PRETTY_FUNCTION__.test_bitset_lenrange_cardinality) #6
  unreachable

21:                                               ; preds = %19
  br label %22

22:                                               ; preds = %21
  %23 = load i32, ptr %2, align 4, !tbaa !5
  %24 = add nsw i32 %23, 1
  store i32 %24, ptr %2, align 4, !tbaa !5
  br label %8, !llvm.loop !9

25:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  store i32 256, ptr %3, align 4, !tbaa !5
  br label %26

26:                                               ; preds = %38, %25
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = icmp slt i32 %27, 512
  br i1 %28, label %30, label %29

29:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %41

30:                                               ; preds = %26
  %31 = getelementptr inbounds [8 x i64], ptr %1, i64 0, i64 0
  %32 = load i32, ptr %3, align 4, !tbaa !5
  %33 = call i32 @bitset_lenrange_cardinality(ptr noundef %31, i32 noundef 0, i32 noundef %32)
  %34 = icmp eq i32 %33, 256
  br i1 %34, label %35, label %36

35:                                               ; preds = %30
  br label %37

36:                                               ; preds = %30
  call void @__assert_fail(ptr noundef @.str.2, ptr noundef @.str.1, i32 noundef 22, ptr noundef @__PRETTY_FUNCTION__.test_bitset_lenrange_cardinality) #6
  unreachable

37:                                               ; preds = %35
  br label %38

38:                                               ; preds = %37
  %39 = load i32, ptr %3, align 4, !tbaa !5
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %3, align 4, !tbaa !5
  br label %26, !llvm.loop !11

41:                                               ; preds = %29
  call void @llvm.lifetime.end.p0(i64 64, ptr %1) #5
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @bitset_lenrange_cardinality(ptr noundef, i32 noundef, i32 noundef) #3

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { inlinehint 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 #4 = { noreturn nounwind "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 #5 = { nounwind }
attributes #6 = { noreturn 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; 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 = external hidden unnamed_addr constant [50 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [96 x i8], align 1
@__PRETTY_FUNCTION__.test_bitset_lenrange_cardinality = external hidden unnamed_addr constant [40 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [51 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local void @test_bitset_lenrange_cardinality() local_unnamed_addr #0 {
  %1 = alloca [8 x i64], align 16
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %1) #5
  %2 = getelementptr inbounds i8, ptr %1, i64 32
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(64) %2, i8 0, i64 32, i1 false)
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(32) %1, i8 -1, i64 32, i1 false)
  br label %3

3:                                                ; preds = %4, %0
  %.07 = phi i32 [ 0, %0 ], [ %5, %4 ]
  %exitcond.not = icmp eq i32 %.07, 256
  br i1 %exitcond.not, label %.preheader, label %4

4:                                                ; preds = %3
  %5 = call i32 @bitset_lenrange_cardinality(ptr noundef nonnull %1, i32 noundef 0, i32 noundef %.07)
  %6 = add nuw nsw i32 %.07, 1
  %7 = icmp eq i32 %5, %6
  br i1 %7, label %3, label %8, !llvm.loop !5

8:                                                ; preds = %4
  call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 19, ptr noundef nonnull @__PRETTY_FUNCTION__.test_bitset_lenrange_cardinality) #6
  unreachable

9:                                                ; preds = %.preheader
  %10 = add nuw nsw i32 %.09, 1
  %exitcond10.not = icmp eq i32 %10, 512
  br i1 %exitcond10.not, label %11, label %.preheader, !llvm.loop !7

11:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %1) #5
  ret void

.preheader:                                       ; preds = %3, %9
  %.09 = phi i32 [ %10, %9 ], [ 256, %3 ]
  %12 = call i32 @bitset_lenrange_cardinality(ptr noundef nonnull %1, i32 noundef 0, i32 noundef %.09)
  %13 = icmp eq i32 %12, 256
  br i1 %13, label %9, label %14

14:                                               ; preds = %.preheader
  call void @__assert_fail(ptr noundef nonnull @.str.2, ptr noundef nonnull @.str.1, i32 noundef 22, ptr noundef nonnull @__PRETTY_FUNCTION__.test_bitset_lenrange_cardinality) #6
  unreachable
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @bitset_lenrange_cardinality(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { inlinehint 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 #4 = { noreturn nounwind "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 #5 = { nounwind }
attributes #6 = { noreturn 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: DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,MemCpyOptPass,SROAPass,SimplifyCFGPass