; LLVM IR from frol/completely-unscientific-benchmarks :: c++ (main-naive-java-like)

; 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"

%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%class.Treap = type { %"class.std::shared_ptr" }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %class.Treap, align 8
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %9 = call i64 @time(ptr noundef null) #7
  %10 = trunc i64 %9 to i32
  call void @srand(i32 noundef %10) #7
  call void @llvm.lifetime.start.p0(i64 16, ptr %2) #7
  call void @_ZN5TreapC2Ev(ptr noundef nonnull align 8 dereferenceable(16) %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  store i32 5, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  store i32 1, ptr %5, align 4, !tbaa !5
  br label %11

11:                                               ; preds = %50, %0
  %12 = load i32, ptr %5, align 4, !tbaa !5
  %13 = icmp slt i32 %12, 1000000
  br i1 %13, label %15, label %14

14:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  br label %53

15:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  %16 = load i32, ptr %5, align 4, !tbaa !5
  %17 = srem i32 %16, 3
  store i32 %17, ptr %6, align 4, !tbaa !5
  %18 = load i32, ptr %3, align 4, !tbaa !5
  %19 = mul nsw i32 %18, 57
  %20 = add nsw i32 %19, 43
  %21 = srem i32 %20, 10007
  store i32 %21, ptr %3, align 4, !tbaa !5
  %22 = load i32, ptr %6, align 4, !tbaa !5
  %23 = icmp eq i32 %22, 0
  br i1 %23, label %24, label %31

24:                                               ; preds = %15
  %25 = load i32, ptr %3, align 4, !tbaa !5
  invoke void @_ZN5Treap6InsertEi(ptr noundef nonnull align 8 dereferenceable(16) %2, i32 noundef %25)
          to label %26 unwind label %27

26:                                               ; preds = %24
  br label %49

27:                                               ; preds = %40, %34, %24
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %7, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  br label %64

31:                                               ; preds = %15
  %32 = load i32, ptr %6, align 4, !tbaa !5
  %33 = icmp eq i32 %32, 1
  br i1 %33, label %34, label %37

34:                                               ; preds = %31
  %35 = load i32, ptr %3, align 4, !tbaa !5
  invoke void @_ZN5Treap5EraseEi(ptr noundef nonnull align 8 dereferenceable(16) %2, i32 noundef %35)
          to label %36 unwind label %27

36:                                               ; preds = %34
  br label %48

37:                                               ; preds = %31
  %38 = load i32, ptr %6, align 4, !tbaa !5
  %39 = icmp eq i32 %38, 2
  br i1 %39, label %40, label %47

40:                                               ; preds = %37
  %41 = load i32, ptr %3, align 4, !tbaa !5
  %42 = invoke noundef zeroext i1 @_ZN5Treap8HasValueEi(ptr noundef nonnull align 8 dereferenceable(16) %2, i32 noundef %41)
          to label %43 unwind label %27

43:                                               ; preds = %40
  %44 = zext i1 %42 to i32
  %45 = load i32, ptr %4, align 4, !tbaa !5
  %46 = add nsw i32 %45, %44
  store i32 %46, ptr %4, align 4, !tbaa !5
  br label %47

47:                                               ; preds = %43, %37
  br label %48

48:                                               ; preds = %47, %36
  br label %49

49:                                               ; preds = %48, %26
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %50

50:                                               ; preds = %49
  %51 = load i32, ptr %5, align 4, !tbaa !5
  %52 = add nsw i32 %51, 1
  store i32 %52, ptr %5, align 4, !tbaa !5
  br label %11, !llvm.loop !9

53:                                               ; preds = %14
  %54 = load i32, ptr %4, align 4, !tbaa !5
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %54)
          to label %56 unwind label %60

56:                                               ; preds = %53
  %57 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %55, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %58 unwind label %60

58:                                               ; preds = %56
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @_ZN5TreapD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %2) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %2) #7
  %59 = load i32, ptr %1, align 4
  ret i32 %59

60:                                               ; preds = %56, %53
  %61 = landingpad { ptr, i32 }
          cleanup
  %62 = extractvalue { ptr, i32 } %61, 0
  store ptr %62, ptr %7, align 8
  %63 = extractvalue { ptr, i32 } %61, 1
  store i32 %63, ptr %8, align 4
  br label %64

64:                                               ; preds = %60, %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @_ZN5TreapD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %2) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %2) #7
  br label %65

65:                                               ; preds = %64
  %66 = load ptr, ptr %7, align 8
  %67 = load i32, ptr %8, align 4
  %68 = insertvalue { ptr, i32 } poison, ptr %66, 0
  %69 = insertvalue { ptr, i32 } %68, i32 %67, 1
  resume { ptr, i32 } %69
}

; Function Attrs: nounwind
declare void @srand(i32 noundef) #1

; Function Attrs: nounwind
declare i64 @time(ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5TreapC2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5Treap6InsertEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5Treap5EraseEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5Treap8HasValueEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #4 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5TreapD2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse 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 = { 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint mustprogress 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 = { mustprogress 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 #5 = { "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 #6 = { inlinehint mustprogress 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 #7 = { 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++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; 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"

%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%class.Treap = type { %"class.std::shared_ptr" }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %class.Treap, align 8
  %2 = tail call i64 @time(ptr noundef null) #7
  %3 = trunc i64 %2 to i32
  tail call void @srand(i32 noundef %3) #7
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %1) #7
  call void @_ZN5TreapC2Ev(ptr noundef nonnull align 8 dereferenceable(16) %1) #7
  br label %6

4:                                                ; preds = %20
  %5 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.1)
          to label %22 unwind label %25

6:                                                ; preds = %0, %20
  %.01524 = phi i32 [ 1, %0 ], [ %21, %20 ]
  %.01623 = phi i32 [ 0, %0 ], [ %.1, %20 ]
  %.01722 = phi i32 [ 5, %0 ], [ %10, %20 ]
  %7 = urem i32 %.01524, 3
  %8 = mul nuw nsw i32 %.01722, 57
  %9 = add nuw nsw i32 %8, 43
  %10 = urem i32 %9, 10007
  switch i32 %7, label %default.unreachable [
    i32 0, label %11
    i32 1, label %14
    i32 2, label %15
  ]

11:                                               ; preds = %6
  invoke void @_ZN5Treap6InsertEi(ptr noundef nonnull align 8 dereferenceable(16) %1, i32 noundef %10)
          to label %20 unwind label %12

12:                                               ; preds = %15, %14, %11
  %13 = landingpad { ptr, i32 }
          cleanup
  br label %27

14:                                               ; preds = %6
  invoke void @_ZN5Treap5EraseEi(ptr noundef nonnull align 8 dereferenceable(16) %1, i32 noundef %10)
          to label %20 unwind label %12

15:                                               ; preds = %6
  %16 = invoke noundef zeroext i1 @_ZN5Treap8HasValueEi(ptr noundef nonnull align 8 dereferenceable(16) %1, i32 noundef %10)
          to label %17 unwind label %12

17:                                               ; preds = %15
  %18 = zext i1 %16 to i32
  %19 = add nsw i32 %.01623, %18
  br label %20

default.unreachable:                              ; preds = %6
  unreachable

20:                                               ; preds = %14, %17, %11
  %.1 = phi i32 [ %.01623, %11 ], [ %.01623, %14 ], [ %19, %17 ]
  %21 = add nuw nsw i32 %.01524, 1
  %exitcond.not = icmp eq i32 %21, 1000000
  br i1 %exitcond.not, label %4, label %6, !llvm.loop !5

22:                                               ; preds = %4
  %23 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %24 unwind label %25

24:                                               ; preds = %22
  call void @_ZN5TreapD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %1) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %1) #7
  ret i32 0

25:                                               ; preds = %22, %4
  %26 = landingpad { ptr, i32 }
          cleanup
  br label %27

27:                                               ; preds = %25, %12
  %.pn = phi { ptr, i32 } [ %13, %12 ], [ %26, %25 ]
  call void @_ZN5TreapD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %1) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn
}

; Function Attrs: nounwind
declare void @srand(i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind
declare i64 @time(ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5TreapC2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5Treap6InsertEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5Treap5EraseEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN5Treap8HasValueEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN5TreapD2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse 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 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint mustprogress 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 = { mustprogress 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 #5 = { "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 #6 = { inlinehint mustprogress 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 #7 = { 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"}


; Effective O3 passes: CorrelatedValuePropagationPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,LCSSAPass,LoopRotatePass,LoopUnrollPass,ReassociatePass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass