; LLVM IR from AnneLivia/Competitive-Programming :: Online Judges/Neps Academy/Tacos de Bilhar (OBI2016) (main)

; 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_istream" = type { ptr, i64, %"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.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long long, std::pair<const long long, int>, std::_Select1st<std::pair<const long long, int>>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, std::pair<const long long, int>, std::_Select1st<std::pair<const long long, int>>, std::less<long long>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair.0" = type <{ i64, i32, [4 x i8] }>
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_iterator", i8, [7 x i8] }>

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_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 i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca %"class.std::map", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %9 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %10 = alloca %"struct.std::pair.0", align 8
  %11 = alloca i32, align 4
  %12 = alloca %"struct.std::pair", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #5
  store i64 0, ptr %4, align 8, !tbaa !5
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 48, ptr %5) #5
  call void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #5
  br label %14

14:                                               ; preds = %63, %0
  %15 = load i64, ptr %2, align 8, !tbaa !5
  %16 = add nsw i64 %15, -1
  store i64 %16, ptr %2, align 8, !tbaa !5
  %17 = icmp ne i64 %15, 0
  br i1 %17, label %18, label %64

18:                                               ; preds = %14
  %19 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %3)
          to label %20 unwind label %37

20:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %21 = invoke ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %3)
          to label %22 unwind label %41

22:                                               ; preds = %20
  %23 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %8, i32 0, i32 0
  store ptr %21, ptr %23, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %24 = call ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #5
  %25 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %9, i32 0, i32 0
  store ptr %24, ptr %25, align 8
  %26 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKxiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br i1 %26, label %27, label %49

27:                                               ; preds = %22
  %28 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE2atERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %3)
          to label %29 unwind label %37

29:                                               ; preds = %27
  %30 = load i32, ptr %28, align 4, !tbaa !9
  %31 = icmp eq i32 %30, 0
  br i1 %31, label %32, label %45

32:                                               ; preds = %29
  %33 = load i64, ptr %4, align 8, !tbaa !5
  %34 = add nsw i64 %33, 2
  store i64 %34, ptr %4, align 8, !tbaa !5
  %35 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE2atERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %3)
          to label %36 unwind label %37

36:                                               ; preds = %32
  store i32 1, ptr %35, align 4, !tbaa !9
  br label %48

37:                                               ; preds = %67, %64, %45, %32, %27, %18
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %6, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %7, align 4
  br label %71

41:                                               ; preds = %20
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %6, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %71

45:                                               ; preds = %29
  %46 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE2atERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %3)
          to label %47 unwind label %37

47:                                               ; preds = %45
  store i32 0, ptr %46, align 4, !tbaa !9
  br label %48

48:                                               ; preds = %47, %36
  br label %63

49:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 16, ptr %10) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  store i32 1, ptr %11, align 4, !tbaa !9
  invoke void @_ZNSt4pairIKxiEC2IRxiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS5_S6_EEEbE4typeELb1EEEOS5_OS6_(ptr noundef nonnull align 8 dereferenceable(12) %10, ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %50 unwind label %59

50:                                               ; preds = %49
  %51 = invoke { ptr, i8 } @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE6insertEOS4_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(12) %10)
          to label %52 unwind label %59

52:                                               ; preds = %50
  %53 = getelementptr inbounds { ptr, i8 }, ptr %12, i32 0, i32 0
  %54 = extractvalue { ptr, i8 } %51, 0
  store ptr %54, ptr %53, align 8
  %55 = getelementptr inbounds { ptr, i8 }, ptr %12, i32 0, i32 1
  %56 = extractvalue { ptr, i8 } %51, 1
  store i8 %56, ptr %55, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #5
  %57 = load i64, ptr %4, align 8, !tbaa !5
  %58 = add nsw i64 %57, 2
  store i64 %58, ptr %4, align 8, !tbaa !5
  br label %63

59:                                               ; preds = %50, %49
  %60 = landingpad { ptr, i32 }
          cleanup
  %61 = extractvalue { ptr, i32 } %60, 0
  store ptr %61, ptr %6, align 8
  %62 = extractvalue { ptr, i32 } %60, 1
  store i32 %62, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #5
  br label %71

63:                                               ; preds = %52, %48
  br label %14, !llvm.loop !11

64:                                               ; preds = %14
  %65 = load i64, ptr %4, align 8, !tbaa !5
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %65)
          to label %67 unwind label %37

67:                                               ; preds = %64
  %68 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %66, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %69 unwind label %37

69:                                               ; preds = %67
  store i32 0, ptr %1, align 4
  call void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  %70 = load i32, ptr %1, align 4
  ret i32 %70

71:                                               ; preds = %59, %41, %37
  call void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  br label %72

72:                                               ; preds = %71
  %73 = load ptr, ptr %6, align 8
  %74 = load i32, ptr %7, align 4
  %75 = insertvalue { ptr, i32 } poison, ptr %73, 0
  %76 = insertvalue { ptr, i32 } %75, i32 %74, 1
  resume { ptr, i32 } %76
}

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKxiEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE2atERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE6insertEOS4_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(12)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIKxiEC2IRxiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS5_S6_EEEbE4typeELb1EEEOS5_OS6_(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 = { 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 #5 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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_istream" = type { ptr, i64, %"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.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long long, std::pair<const long long, int>, std::_Select1st<std::pair<const long long, int>>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, std::pair<const long long, int>, std::_Select1st<std::pair<const long long, int>>, std::less<long long>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair.0" = type <{ i64, i32, [4 x i8] }>

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_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 i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::map", align 8
  %4 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %5 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %6 = alloca %"struct.std::pair.0", align 8
  %7 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  %8 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3) #5
  call void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  %9 = load i64, ptr %1, align 8, !tbaa !5
  %10 = add nsw i64 %9, -1
  store i64 %10, ptr %1, align 8, !tbaa !5
  %.not11 = icmp eq i64 %9, 0
  br i1 %.not11, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %37
  %.012 = phi i64 [ %.1, %37 ], [ 0, %0 ]
  %11 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %2)
          to label %12 unwind label %.loopexit

12:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %13 = invoke ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(8) %2)
          to label %14 unwind label %26

14:                                               ; preds = %12
  store ptr %13, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %15 = call ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  store ptr %15, ptr %5, align 8
  %16 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKxiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br i1 %16, label %17, label %31

17:                                               ; preds = %14
  %18 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE2atERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(8) %2)
          to label %19 unwind label %.loopexit

19:                                               ; preds = %17
  %20 = load i32, ptr %18, align 4, !tbaa !9
  %21 = icmp eq i32 %20, 0
  br i1 %21, label %22, label %28

22:                                               ; preds = %19
  %23 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE2atERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(8) %2)
          to label %24 unwind label %.loopexit

24:                                               ; preds = %22
  %25 = add nsw i64 %.012, 2
  store i32 1, ptr %23, align 4, !tbaa !9
  br label %37

.loopexit:                                        ; preds = %.lr.ph, %17, %22, %28
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %44

.loopexit.split-lp:                               ; preds = %._crit_edge, %41
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %44

26:                                               ; preds = %12
  %27 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br label %44

28:                                               ; preds = %19
  %29 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE2atERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(8) %2)
          to label %30 unwind label %.loopexit

30:                                               ; preds = %28
  store i32 0, ptr %29, align 4, !tbaa !9
  br label %37

31:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #5
  store i32 1, ptr %7, align 4, !tbaa !9
  call void @_ZNSt4pairIKxiEC2IRxiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS5_S6_EEEbE4typeELb1EEEOS5_OS6_(ptr noundef nonnull align 8 dereferenceable(12) %6, ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %32 = invoke { ptr, i8 } @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE6insertEOS4_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 8 dereferenceable(12) %6)
          to label %33 unwind label %35

33:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #5
  %34 = add nsw i64 %.012, 2
  br label %37

35:                                               ; preds = %31
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #5
  br label %44

37:                                               ; preds = %24, %30, %33
  %.1 = phi i64 [ %25, %24 ], [ %.012, %30 ], [ %34, %33 ]
  %38 = load i64, ptr %1, align 8, !tbaa !5
  %39 = add nsw i64 %38, -1
  store i64 %39, ptr %1, align 8, !tbaa !5
  %.not = icmp eq i64 %38, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !11

._crit_edge:                                      ; preds = %37, %0
  %.0.lcssa = phi i64 [ 0, %0 ], [ %.1, %37 ]
  %40 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.0.lcssa)
          to label %41 unwind label %.loopexit.split-lp

41:                                               ; preds = %._crit_edge
  %42 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %40, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %43 unwind label %.loopexit.split-lp

43:                                               ; preds = %41
  call void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret i32 0

44:                                               ; preds = %.loopexit, %.loopexit.split-lp, %35, %26
  %.pn = phi { ptr, i32 } [ %36, %35 ], [ %27, %26 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn
}

; 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 uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKxiEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE2atERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEE6insertEOS4_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(12)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIKxiEC2IRxiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS5_S6_EEEbE4typeELb1EEEOS5_OS6_(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #2 align 2

; 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 #2 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)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIxiSt4lessIxESaISt4pairIKxiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 = { 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 #5 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass