; LLVM IR from xirc/cp-algorithm :: codeforces/1420/1420C2/main.ll (Z5solveRSt6vectorIiSaIiEERKS1_S4_)

; 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.anon = type { ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [38 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [83 x i8], align 1
@__PRETTY_FUNCTION__._Z5solveRSt6vectorIiSaIiEERKS1_S4_ = external hidden unnamed_addr constant [68 x i8], align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveRSt6vectorIiSaIiEERKS1_S4_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %2) #0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i64, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %class.anon, align 8
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %19) #6
  %21 = icmp uge i64 %20, 1
  br i1 %21, label %22, label %28

22:                                               ; preds = %3
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %23) #6
  %25 = load ptr, ptr %6, align 8, !tbaa !5
  %26 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %25) #6
  %27 = icmp eq i64 %24, %26
  br label %28

28:                                               ; preds = %22, %3
  %29 = phi i1 [ false, %3 ], [ %27, %22 ]
  br i1 %29, label %30, label %31

30:                                               ; preds = %28
  br label %33

31:                                               ; preds = %28
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 7, ptr noundef @__PRETTY_FUNCTION__._Z5solveRSt6vectorIiSaIiEERKS1_S4_) #7
  unreachable

32:                                               ; No predecessors!
  br label %33

33:                                               ; preds = %32, %30
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  %34 = load ptr, ptr %4, align 8, !tbaa !5
  %35 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %34) #6
  %36 = trunc i64 %35 to i32
  store i32 %36, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  %37 = load ptr, ptr %5, align 8, !tbaa !5
  %38 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %37) #6
  %39 = trunc i64 %38 to i32
  store i32 %39, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #6
  %40 = load ptr, ptr %4, align 8, !tbaa !5
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %40, i64 noundef 0) #6
  %42 = load i32, ptr %41, align 4, !tbaa !9
  %43 = sext i32 %42 to i64
  store i64 %43, ptr %9, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 1, ptr %10, align 4, !tbaa !9
  br label %44

44:                                               ; preds = %67, %33
  %45 = load i32, ptr %10, align 4, !tbaa !9
  %46 = load i32, ptr %7, align 4, !tbaa !9
  %47 = icmp slt i32 %45, %46
  br i1 %47, label %49, label %48

48:                                               ; preds = %44
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %70

49:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  %50 = load ptr, ptr %4, align 8, !tbaa !5
  %51 = load i32, ptr %10, align 4, !tbaa !9
  %52 = sext i32 %51 to i64
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %50, i64 noundef %52) #6
  %54 = load i32, ptr %53, align 4, !tbaa !9
  %55 = load ptr, ptr %4, align 8, !tbaa !5
  %56 = load i32, ptr %10, align 4, !tbaa !9
  %57 = sub nsw i32 %56, 1
  %58 = sext i32 %57 to i64
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %55, i64 noundef %58) #6
  %60 = load i32, ptr %59, align 4, !tbaa !9
  %61 = sub nsw i32 %54, %60
  store i32 %61, ptr %11, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  store i32 0, ptr %12, align 4, !tbaa !9
  %62 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
  %63 = load i32, ptr %62, align 4, !tbaa !9
  %64 = sext i32 %63 to i64
  %65 = load i64, ptr %9, align 8, !tbaa !11
  %66 = add nsw i64 %65, %64
  store i64 %66, ptr %9, align 8, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %67

67:                                               ; preds = %49
  %68 = load i32, ptr %10, align 4, !tbaa !9
  %69 = add nsw i32 %68, 1
  store i32 %69, ptr %10, align 4, !tbaa !9
  br label %44, !llvm.loop !13

70:                                               ; preds = %48
  %71 = load i64, ptr %9, align 8, !tbaa !11
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %71)
  %73 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %72, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.start.p0(i64 24, ptr %13) #6
  %74 = getelementptr inbounds %class.anon, ptr %13, i32 0, i32 0
  store ptr %9, ptr %74, align 8, !tbaa !5
  %75 = getelementptr inbounds %class.anon, ptr %13, i32 0, i32 1
  %76 = load ptr, ptr %4, align 8, !tbaa !5
  store ptr %76, ptr %75, align 8, !tbaa !5
  %77 = getelementptr inbounds %class.anon, ptr %13, i32 0, i32 2
  store ptr %7, ptr %77, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  store i32 0, ptr %14, align 4, !tbaa !9
  br label %78

78:                                               ; preds = %111, %70
  %79 = load i32, ptr %14, align 4, !tbaa !9
  %80 = load i32, ptr %8, align 4, !tbaa !9
  %81 = icmp slt i32 %79, %80
  br i1 %81, label %83, label %82

82:                                               ; preds = %78
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %114

83:                                               ; preds = %78
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #6
  %84 = load ptr, ptr %5, align 8, !tbaa !5
  %85 = load i32, ptr %14, align 4, !tbaa !9
  %86 = sext i32 %85 to i64
  %87 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %84, i64 noundef %86) #6
  %88 = load i32, ptr %87, align 4, !tbaa !9
  store i32 %88, ptr %15, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #6
  %89 = load ptr, ptr %6, align 8, !tbaa !5
  %90 = load i32, ptr %14, align 4, !tbaa !9
  %91 = sext i32 %90 to i64
  %92 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %89, i64 noundef %91) #6
  %93 = load i32, ptr %92, align 4, !tbaa !9
  store i32 %93, ptr %16, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #6
  %94 = load ptr, ptr %4, align 8, !tbaa !5
  %95 = load i32, ptr %15, align 4, !tbaa !9
  %96 = sext i32 %95 to i64
  %97 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %94, i64 noundef %96) #6
  %98 = load i32, ptr %97, align 4, !tbaa !9
  store i32 %98, ptr %17, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #6
  %99 = load ptr, ptr %4, align 8, !tbaa !5
  %100 = load i32, ptr %16, align 4, !tbaa !9
  %101 = sext i32 %100 to i64
  %102 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %99, i64 noundef %101) #6
  %103 = load i32, ptr %102, align 4, !tbaa !9
  store i32 %103, ptr %18, align 4, !tbaa !9
  %104 = load i32, ptr %15, align 4, !tbaa !9
  %105 = load i32, ptr %18, align 4, !tbaa !9
  call void @"_ZZ5solveRSt6vectorIiSaIiEERKS1_S4_ENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24) %13, i32 noundef %104, i32 noundef %105)
  %106 = load i32, ptr %16, align 4, !tbaa !9
  %107 = load i32, ptr %17, align 4, !tbaa !9
  call void @"_ZZ5solveRSt6vectorIiSaIiEERKS1_S4_ENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24) %13, i32 noundef %106, i32 noundef %107)
  %108 = load i64, ptr %9, align 8, !tbaa !11
  %109 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %108)
  %110 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %109, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  br label %111

111:                                              ; preds = %83
  %112 = load i32, ptr %14, align 4, !tbaa !9
  %113 = add nsw i32 %112, 1
  store i32 %113, ptr %14, align 4, !tbaa !9
  br label %78, !llvm.loop !15

114:                                              ; preds = %82
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 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) #0 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden void @"_ZZ5solveRSt6vectorIiSaIiEERKS1_S4_ENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) #4 align 2

attributes #0 = { 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 #1 = { 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 #2 = { 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 #3 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { 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 #6 = { nounwind }
attributes #7 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long long", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


; 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.anon = type { ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [38 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [83 x i8], align 1
@__PRETTY_FUNCTION__._Z5solveRSt6vectorIiSaIiEERKS1_S4_ = external hidden unnamed_addr constant [68 x i8], align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveRSt6vectorIiSaIiEERKS1_S4_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %2) local_unnamed_addr #0 {
  %4 = alloca i32, align 4
  %5 = alloca i64, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %class.anon, align 8
  %9 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  %.not = icmp eq i64 %9, 0
  br i1 %.not, label %.critedge, label %10

10:                                               ; preds = %3
  %11 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  %12 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  %13 = icmp eq i64 %11, %12
  br i1 %13, label %14, label %.critedge

.critedge:                                        ; preds = %3, %10
  tail call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 7, ptr noundef nonnull @__PRETTY_FUNCTION__._Z5solveRSt6vectorIiSaIiEERKS1_S4_) #7
  unreachable

14:                                               ; preds = %10
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  %15 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  %16 = trunc i64 %15 to i32
  store i32 %16, ptr %4, align 4, !tbaa !5
  %17 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  %18 = trunc i64 %17 to i32
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #6
  %19 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 0) #6
  %20 = load i32, ptr %19, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  store i64 %21, ptr %5, align 8, !tbaa !9
  %22 = icmp sgt i32 %16, 1
  br i1 %22, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %14
  %23 = and i64 %15, 2147483647
  br label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %14
  %24 = phi i64 [ %21, %14 ], [ %40, %.lr.ph ]
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %24)
  %26 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %25, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %8) #6
  store ptr %5, ptr %8, align 8, !tbaa !11
  %27 = getelementptr inbounds i8, ptr %8, i64 8
  store ptr %0, ptr %27, align 8, !tbaa !11
  %28 = getelementptr inbounds i8, ptr %8, i64 16
  store ptr %4, ptr %28, align 8, !tbaa !11
  %29 = icmp sgt i32 %18, 0
  br i1 %29, label %.lr.ph31.preheader, label %._crit_edge32

.lr.ph31.preheader:                               ; preds = %._crit_edge
  %wide.trip.count = and i64 %17, 2147483647
  br label %.lr.ph31

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %30 = phi i64 [ %21, %.lr.ph.preheader ], [ %40, %.lr.ph ]
  %indvars.iv = phi i64 [ 1, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #6
  %31 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #6
  %32 = load i32, ptr %31, align 4, !tbaa !5
  %33 = add nsw i64 %indvars.iv, -1
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %33) #6
  %35 = load i32, ptr %34, align 4, !tbaa !5
  %36 = sub nsw i32 %32, %35
  store i32 %36, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  store i32 0, ptr %7, align 4, !tbaa !5
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %38 = load i32, ptr %37, align 4, !tbaa !5
  %39 = sext i32 %38 to i64
  %40 = add nsw i64 %30, %39
  store i64 %40, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %41 = icmp ult i64 %indvars.iv.next, %23
  br i1 %41, label %.lr.ph, label %._crit_edge, !llvm.loop !13

._crit_edge32:                                    ; preds = %.lr.ph31, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  ret void

.lr.ph31:                                         ; preds = %.lr.ph31.preheader, %.lr.ph31
  %indvars.iv34 = phi i64 [ 0, %.lr.ph31.preheader ], [ %indvars.iv.next35, %.lr.ph31 ]
  %42 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv34) #6
  %43 = load i32, ptr %42, align 4, !tbaa !5
  %44 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv34) #6
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = sext i32 %43 to i64
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %46) #6
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = sext i32 %45 to i64
  %50 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %49) #6
  %51 = load i32, ptr %50, align 4, !tbaa !5
  call void @"_ZZ5solveRSt6vectorIiSaIiEERKS1_S4_ENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24) %8, i32 noundef %43, i32 noundef %51)
  call void @"_ZZ5solveRSt6vectorIiSaIiEERKS1_S4_ENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24) %8, i32 noundef %45, i32 noundef %48)
  %52 = load i64, ptr %5, align 8, !tbaa !9
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %52)
  %54 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %53, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %indvars.iv.next35 = add nuw nsw i64 %indvars.iv34, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next35, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge32, label %.lr.ph31, !llvm.loop !15
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) 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) #3

; 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 #0 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 #0 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare hidden void @"_ZZ5solveRSt6vectorIiSaIiEERKS1_S4_ENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) local_unnamed_addr #4 align 2

attributes #0 = { 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 #1 = { 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 #2 = { 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 #3 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { 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 #6 = { nounwind }
attributes #7 = { 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


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