; LLVM IR from ravireddy07/cpp-book :: src/Code-Forces/Good_Bye2020_euclids-nightmare.ll (Z5harryv)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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.__gnu_cxx::__normal_iterator" = type { ptr }

@N = external dso_local global i32, align 4
@M = external dso_local global i32, align 4
@par = external dso_local global [500100 x i32], align 16
@good = external dso_local global [500100 x i32], align 16
@ans = external dso_local global %"class.std::vector", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z5cfindi(i32 noundef) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z3uniii(i32 noundef, i32 noundef) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5harryv() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca i64, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @N)
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %12, ptr noundef nonnull align 4 dereferenceable(4) @M)
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #5
  store i32 0, ptr %1, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %23, %0
  %15 = load i32, ptr %1, align 4, !tbaa !5
  %16 = icmp slt i32 %15, 500100
  br i1 %16, label %18, label %17

17:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  br label %26

18:                                               ; preds = %14
  %19 = load i32, ptr %1, align 4, !tbaa !5
  %20 = load i32, ptr %1, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  %22 = getelementptr inbounds [500100 x i32], ptr @par, i64 0, i64 %21
  store i32 %19, ptr %22, align 4, !tbaa !5
  br label %23

23:                                               ; preds = %18
  %24 = load i32, ptr %1, align 4, !tbaa !5
  %25 = add nsw i32 %24, 1
  store i32 %25, ptr %1, align 4, !tbaa !5
  br label %14, !llvm.loop !9

26:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %27

27:                                               ; preds = %65, %26
  %28 = load i32, ptr %2, align 4, !tbaa !5
  %29 = load i32, ptr @N, align 4, !tbaa !5
  %30 = icmp slt i32 %28, %29
  br i1 %30, label %32, label %31

31:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %68

32:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  %33 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = icmp eq i32 %34, 1
  br i1 %35, label %36, label %52

36:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #5
  %37 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %38 = load i32, ptr %4, align 4, !tbaa !5
  %39 = add nsw i32 %38, -1
  store i32 %39, ptr %4, align 4, !tbaa !5
  %40 = load i32, ptr %4, align 4, !tbaa !5
  %41 = call noundef i32 @_Z5cfindi(i32 noundef %40)
  store i32 %41, ptr %4, align 4, !tbaa !5
  %42 = load i32, ptr %4, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = getelementptr inbounds [500100 x i32], ptr @good, i64 0, i64 %43
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = icmp ne i32 %45, 0
  br i1 %46, label %51, label %47

47:                                               ; preds = %36
  %48 = load i32, ptr %4, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [500100 x i32], ptr @good, i64 0, i64 %49
  store i32 1, ptr %50, align 4, !tbaa !5
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @ans, ptr noundef nonnull align 4 dereferenceable(4) %2)
  br label %51

51:                                               ; preds = %47, %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  br label %64

52:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  %53 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %54 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %53, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %55 = load i32, ptr %5, align 4, !tbaa !5
  %56 = add nsw i32 %55, -1
  store i32 %56, ptr %5, align 4, !tbaa !5
  %57 = load i32, ptr %6, align 4, !tbaa !5
  %58 = add nsw i32 %57, -1
  store i32 %58, ptr %6, align 4, !tbaa !5
  %59 = load i32, ptr %5, align 4, !tbaa !5
  %60 = load i32, ptr %6, align 4, !tbaa !5
  %61 = call noundef zeroext i1 @_Z3uniii(i32 noundef %59, i32 noundef %60)
  br i1 %61, label %62, label %63

62:                                               ; preds = %52
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @ans, ptr noundef nonnull align 4 dereferenceable(4) %2)
  br label %63

63:                                               ; preds = %62, %52
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %64

64:                                               ; preds = %63, %51
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %65

65:                                               ; preds = %64
  %66 = load i32, ptr %2, align 4, !tbaa !5
  %67 = add nsw i32 %66, 1
  store i32 %67, ptr %2, align 4, !tbaa !5
  br label %27, !llvm.loop !11

68:                                               ; preds = %31
  %69 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %70 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %69, ptr %70, align 8
  %71 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %72 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %71, ptr %72, align 8
  %73 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  %74 = load ptr, ptr %73, align 8
  %75 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  %76 = load ptr, ptr %75, align 8
  call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %74, ptr %76)
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  store i64 1, ptr %9, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %77

77:                                               ; preds = %87, %68
  %78 = load i32, ptr %10, align 4, !tbaa !5
  %79 = sext i32 %78 to i64
  %80 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %81 = icmp ult i64 %79, %80
  br i1 %81, label %83, label %82

82:                                               ; preds = %77
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %90

83:                                               ; preds = %77
  %84 = load i64, ptr %9, align 8, !tbaa !12
  %85 = mul nsw i64 %84, 2
  %86 = srem i64 %85, 1000000007
  store i64 %86, ptr %9, align 8, !tbaa !12
  br label %87

87:                                               ; preds = %83
  %88 = load i32, ptr %10, align 4, !tbaa !5
  %89 = add nsw i32 %88, 1
  store i32 %89, ptr %10, align 4, !tbaa !5
  br label %77, !llvm.loop !14

90:                                               ; preds = %82
  %91 = load i64, ptr %9, align 8, !tbaa !12
  %92 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %91)
  %93 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %92, ptr noundef @.str)
  %94 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %95 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8) %93, i64 noundef %94)
  %96 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %95, ptr noundef @.str.2)
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %97

97:                                               ; preds = %115, %90
  %98 = load i32, ptr %11, align 4, !tbaa !5
  %99 = sext i32 %98 to i64
  %100 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %101 = icmp ult i64 %99, %100
  br i1 %101, label %103, label %102

102:                                              ; preds = %97
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %118

103:                                              ; preds = %97
  %104 = load i32, ptr %11, align 4, !tbaa !5
  %105 = icmp ne i32 %104, 0
  br i1 %105, label %106, label %108

106:                                              ; preds = %103
  %107 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  br label %108

108:                                              ; preds = %106, %103
  %109 = load i32, ptr %11, align 4, !tbaa !5
  %110 = sext i32 %109 to i64
  %111 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @ans, i64 noundef %110) #5
  %112 = load i32, ptr %111, align 4, !tbaa !5
  %113 = add nsw i32 %112, 1
  %114 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %113)
  br label %115

115:                                              ; preds = %108
  %116 = load i32, ptr %11, align 4, !tbaa !5
  %117 = add nsw i32 %116, 1
  store i32 %117, ptr %11, align 4, !tbaa !5
  br label %97, !llvm.loop !15

118:                                              ; preds = %102
  %119 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.2)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  ret void
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

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

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #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 @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

; 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) #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 = { "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 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 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 = { 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"}
!11 = distinct !{!11, !10}
!12 = !{!13, !13, i64 0}
!13 = !{!"long long", !7, i64 0}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !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"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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" }

@N = external dso_local global i32, align 4
@M = external dso_local global i32, align 4
@par = external dso_local local_unnamed_addr global [500100 x i32], align 16
@good = external dso_local local_unnamed_addr global [500100 x i32], align 16
@ans = external dso_local global %"class.std::vector", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z5cfindi(i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z3uniii(i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5harryv() local_unnamed_addr #0 {
vector.ph:
  %0 = alloca i32, align 4
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @N)
  %6 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef nonnull align 4 dereferenceable(4) @M)
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next.3, %vector.body ]
  %vec.ind = phi <4 x i32> [ <i32 0, i32 1, i32 2, i32 3>, %vector.ph ], [ %vec.ind.next.3, %vector.body ]
  %step.add = add <4 x i32> %vec.ind, <i32 4, i32 4, i32 4, i32 4>
  %7 = getelementptr inbounds [500100 x i32], ptr @par, i64 0, i64 %index
  %8 = getelementptr inbounds i8, ptr %7, i64 16
  store <4 x i32> %vec.ind, ptr %7, align 16, !tbaa !5
  store <4 x i32> %step.add, ptr %8, align 16, !tbaa !5
  %index.next = or disjoint i64 %index, 8
  %vec.ind.next = add <4 x i32> %vec.ind, <i32 8, i32 8, i32 8, i32 8>
  %step.add.1 = add <4 x i32> %vec.ind, <i32 12, i32 12, i32 12, i32 12>
  %9 = getelementptr inbounds [500100 x i32], ptr @par, i64 0, i64 %index.next
  %10 = getelementptr inbounds i8, ptr %9, i64 16
  store <4 x i32> %vec.ind.next, ptr %9, align 16, !tbaa !5
  store <4 x i32> %step.add.1, ptr %10, align 16, !tbaa !5
  %index.next.1 = or disjoint i64 %index, 16
  %vec.ind.next.1 = add <4 x i32> %vec.ind, <i32 16, i32 16, i32 16, i32 16>
  %step.add.2 = add <4 x i32> %vec.ind, <i32 20, i32 20, i32 20, i32 20>
  %11 = getelementptr inbounds [500100 x i32], ptr @par, i64 0, i64 %index.next.1
  %12 = getelementptr inbounds i8, ptr %11, i64 16
  store <4 x i32> %vec.ind.next.1, ptr %11, align 16, !tbaa !5
  store <4 x i32> %step.add.2, ptr %12, align 16, !tbaa !5
  %index.next.2 = or disjoint i64 %index, 24
  %vec.ind.next.2 = add <4 x i32> %vec.ind, <i32 24, i32 24, i32 24, i32 24>
  %step.add.3 = add <4 x i32> %vec.ind, <i32 28, i32 28, i32 28, i32 28>
  %13 = getelementptr inbounds [500100 x i32], ptr @par, i64 0, i64 %index.next.2
  %14 = getelementptr inbounds i8, ptr %13, i64 16
  store <4 x i32> %vec.ind.next.2, ptr %13, align 16, !tbaa !5
  store <4 x i32> %step.add.3, ptr %14, align 16, !tbaa !5
  %index.next.3 = add nuw nsw i64 %index, 32
  %vec.ind.next.3 = add <4 x i32> %vec.ind, <i32 32, i32 32, i32 32, i32 32>
  %15 = icmp eq i64 %index.next.3, 500096
  br i1 %15, label %scalar.ph, label %vector.body, !llvm.loop !9

scalar.ph:                                        ; preds = %vector.body
  store i32 500096, ptr getelementptr inbounds (i8, ptr @par, i64 2000384), align 16, !tbaa !5
  store i32 500097, ptr getelementptr inbounds (i8, ptr @par, i64 2000388), align 4, !tbaa !5
  store i32 500098, ptr getelementptr inbounds (i8, ptr @par, i64 2000392), align 8, !tbaa !5
  store i32 500099, ptr getelementptr inbounds (i8, ptr @par, i64 2000396), align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %0) #5
  store i32 0, ptr %0, align 4, !tbaa !5
  %16 = load i32, ptr @N, align 4, !tbaa !5
  %17 = icmp sgt i32 %16, 0
  br i1 %17, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %44, %scalar.ph
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %0) #5
  %18 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %19 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %18, ptr %19)
  %20 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %.not28 = icmp eq i64 %20, 0
  br i1 %.not28, label %._crit_edge23, label %.lr.ph22

.lr.ph:                                           ; preds = %scalar.ph, %44
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %22 = load i32, ptr %1, align 4, !tbaa !5
  %23 = icmp eq i32 %22, 1
  br i1 %23, label %24, label %34

24:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  %25 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %26 = load i32, ptr %2, align 4, !tbaa !5
  %27 = add nsw i32 %26, -1
  store i32 %27, ptr %2, align 4, !tbaa !5
  %28 = call noundef i32 @_Z5cfindi(i32 noundef %27)
  store i32 %28, ptr %2, align 4, !tbaa !5
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [500100 x i32], ptr @good, i64 0, i64 %29
  %31 = load i32, ptr %30, align 4, !tbaa !5
  %.not17 = icmp eq i32 %31, 0
  br i1 %.not17, label %32, label %33

32:                                               ; preds = %24
  store i32 1, ptr %30, align 4, !tbaa !5
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @ans, ptr noundef nonnull align 4 dereferenceable(4) %0)
  br label %33

33:                                               ; preds = %32, %24
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  br label %44

34:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  %35 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %36 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %35, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %37 = load i32, ptr %3, align 4, !tbaa !5
  %38 = add nsw i32 %37, -1
  store i32 %38, ptr %3, align 4, !tbaa !5
  %39 = load i32, ptr %4, align 4, !tbaa !5
  %40 = add nsw i32 %39, -1
  store i32 %40, ptr %4, align 4, !tbaa !5
  %41 = call noundef zeroext i1 @_Z3uniii(i32 noundef %38, i32 noundef %40)
  br i1 %41, label %42, label %43

42:                                               ; preds = %34
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @ans, ptr noundef nonnull align 4 dereferenceable(4) %0)
  br label %43

43:                                               ; preds = %42, %34
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  br label %44

44:                                               ; preds = %43, %33
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  %45 = load i32, ptr %0, align 4, !tbaa !5
  %46 = add nsw i32 %45, 1
  store i32 %46, ptr %0, align 4, !tbaa !5
  %47 = load i32, ptr @N, align 4, !tbaa !5
  %48 = icmp slt i32 %46, %47
  br i1 %48, label %.lr.ph, label %._crit_edge, !llvm.loop !13

._crit_edge23:                                    ; preds = %.lr.ph22, %._crit_edge
  %.014.lcssa = phi i64 [ 1, %._crit_edge ], [ %62, %.lr.ph22 ]
  %49 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.014.lcssa)
  %50 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %49, ptr noundef nonnull @.str)
  %51 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %52 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8) %50, i64 noundef %51)
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %52, ptr noundef nonnull @.str.2)
  %54 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %.not29 = icmp eq i64 %54, 0
  br i1 %.not29, label %._crit_edge27, label %.lr.ph26.preheader

.lr.ph26.preheader:                               ; preds = %._crit_edge23
  %55 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @ans, i64 noundef 0) #5
  %56 = load i32, ptr %55, align 4, !tbaa !5
  %57 = add nsw i32 %56, 1
  %58 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %57)
  %59 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %60 = icmp ugt i64 %59, 1
  br i1 %60, label %.lr.ph26.peel.next, label %._crit_edge27

.lr.ph22:                                         ; preds = %._crit_edge, %.lr.ph22
  %indvars.iv31 = phi i64 [ %indvars.iv.next32, %.lr.ph22 ], [ 0, %._crit_edge ]
  %.01419 = phi i64 [ %62, %.lr.ph22 ], [ 1, %._crit_edge ]
  %61 = shl nsw i64 %.01419, 1
  %62 = srem i64 %61, 1000000007
  %indvars.iv.next32 = add nuw nsw i64 %indvars.iv31, 1
  %63 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %64 = icmp ugt i64 %63, %indvars.iv.next32
  br i1 %64, label %.lr.ph22, label %._crit_edge23, !llvm.loop !14

._crit_edge27:                                    ; preds = %.lr.ph26.peel.next, %.lr.ph26.preheader, %._crit_edge23
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.2)
  ret void

.lr.ph26.peel.next:                               ; preds = %.lr.ph26.preheader, %.lr.ph26.peel.next
  %indvars.iv34 = phi i64 [ %indvars.iv.next35, %.lr.ph26.peel.next ], [ 1, %.lr.ph26.preheader ]
  %66 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
  %67 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @ans, i64 noundef %indvars.iv34) #5
  %68 = load i32, ptr %67, align 4, !tbaa !5
  %69 = add nsw i32 %68, 1
  %70 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %69)
  %indvars.iv.next35 = add nuw nsw i64 %indvars.iv34, 1
  %71 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @ans) #5
  %72 = icmp ugt i64 %71, %indvars.iv.next35
  br i1 %72, label %.lr.ph26.peel.next, label %._crit_edge27, !llvm.loop !15
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) 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: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #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 @_ZNSolsEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #0 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

; 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 #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 = { "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 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 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 = { 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, !11, !12}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!"llvm.loop.isvectorized", i32 1}
!12 = !{!"llvm.loop.unroll.runtime.disable"}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10, !16}
!16 = !{!"llvm.loop.peeled.count", i32 1}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopFullUnrollPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass