; LLVM IR from ahr9n/psolving-paradigms :: 1.brute-force/1.2.recursive-brute-force-(backtracking) (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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::vector<int>, std::vector<int>, std::_Identity<std::vector<int>>, std::less<std::vector<int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::vector<int>, std::vector<int>, std::_Identity<std::vector<int>>, std::less<std::vector<int>>>::_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 }
%"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 }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.6" = type { ptr }

@n = external dso_local global i32, align 4
@r = external dso_local global i32, align 4
@st = external dso_local global %"class.std::set", align 8
@v = 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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3geni(i32 noundef) #0

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

16:                                               ; preds = %22, %0
  %17 = load i32, ptr %2, align 4, !tbaa !5
  %18 = load i32, ptr @n, align 4, !tbaa !5
  %19 = icmp sle i32 %17, %18
  br i1 %19, label %21, label %20

20:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %25

21:                                               ; preds = %16
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @v, ptr noundef nonnull align 4 dereferenceable(4) %2)
  br label %22

22:                                               ; preds = %21
  %23 = load i32, ptr %2, align 4, !tbaa !5
  %24 = add nsw i32 %23, 1
  store i32 %24, ptr %2, align 4, !tbaa !5
  br label %16, !llvm.loop !9

25:                                               ; preds = %20
  br label %26

26:                                               ; preds = %27, %25
  call void @_Z3geni(i32 noundef 0)
  br label %27

27:                                               ; preds = %26
  %28 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #7
  %29 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %3, i32 0, i32 0
  store ptr %28, ptr %29, align 8
  %30 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #7
  %31 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %4, i32 0, i32 0
  store ptr %30, ptr %31, align 8
  %32 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %3, i32 0, i32 0
  %33 = load ptr, ptr %32, align 8
  %34 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %4, i32 0, i32 0
  %35 = load ptr, ptr %34, align 8
  %36 = call noundef zeroext i1 @_ZSt16next_permutationIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbT_S7_(ptr %33, ptr %35)
  br i1 %36, label %26, label %37, !llvm.loop !11

37:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #7
  store ptr @st, ptr %5, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #7
  %38 = call ptr @_ZNKSt3setISt6vectorIiSaIiEESt4lessIS2_ESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) @st) #7
  %39 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %6, i32 0, i32 0
  store ptr %38, ptr %39, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #7
  %40 = call ptr @_ZNKSt3setISt6vectorIiSaIiEESt4lessIS2_ESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @st) #7
  %41 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %7, i32 0, i32 0
  store ptr %40, ptr %41, align 8
  br label %42

42:                                               ; preds = %67, %37
  %43 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEES5_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  br i1 %43, label %45, label %44

44:                                               ; preds = %42
  store i32 7, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  br label %69

45:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  %46 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNKSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  store ptr %46, ptr %9, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #7
  %47 = load ptr, ptr %9, align 8, !tbaa !12
  store ptr %47, ptr %10, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #7
  %48 = load ptr, ptr %10, align 8, !tbaa !12
  %49 = call ptr @_ZNKSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %48) #7
  %50 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.6", ptr %11, i32 0, i32 0
  store ptr %49, ptr %50, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #7
  %51 = load ptr, ptr %10, align 8, !tbaa !12
  %52 = call ptr @_ZNKSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %51) #7
  %53 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.6", ptr %12, i32 0, i32 0
  store ptr %52, ptr %53, align 8
  br label %54

54:                                               ; preds = %63, %45
  %55 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #7
  br i1 %55, label %57, label %56

56:                                               ; preds = %54
  store i32 9, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  br label %65

57:                                               ; preds = %54
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #7
  %58 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #7
  store ptr %58, ptr %13, align 8, !tbaa !12
  %59 = load ptr, ptr %13, align 8, !tbaa !12
  %60 = load i32, ptr %59, align 4, !tbaa !5
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %60)
  %62 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %61, i8 noundef signext 32)
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #7
  br label %63

63:                                               ; preds = %57
  %64 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #7
  br label %54

65:                                               ; preds = %56
  %66 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext 10)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  br label %67

67:                                               ; preds = %65
  %68 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  br label %42

69:                                               ; preds = %44
  ret i32 0
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

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

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZSt16next_permutationIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbT_S7_(ptr, ptr) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setISt6vectorIiSaIiEESt4lessIS2_ESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setISt6vectorIiSaIiEESt4lessIS2_ESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNKSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #5 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 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 #2 = { "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 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 = { 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 #6 = { 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 #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"}
!11 = distinct !{!11, !10}
!12 = !{!13, !13, i64 0}
!13 = !{!"any pointer", !7, i64 0}


; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::vector<int>, std::vector<int>, std::_Identity<std::vector<int>>, std::less<std::vector<int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::vector<int>, std::vector<int>, std::_Identity<std::vector<int>>, std::less<std::vector<int>>>::_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 }
%"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" }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator.6" = type { ptr }

@n = external dso_local global i32, align 4
@r = external dso_local global i32, align 4
@st = external dso_local global %"class.std::set", align 8
@v = 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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3geni(i32 noundef) local_unnamed_addr #0

; 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: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 {
  %1 = alloca i32, align 4
  %2 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %3 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator.6", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator.6", align 8
  %6 = 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)
  %7 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 4 dereferenceable(4) @r)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  store i32 1, ptr %1, align 4, !tbaa !5
  %8 = load i32, ptr @n, align 4, !tbaa !5
  %.not5 = icmp slt i32 %8, 1
  br i1 %.not5, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  br label %12

.lr.ph:                                           ; preds = %0, %.lr.ph
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @v, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = add nsw i32 %9, 1
  store i32 %10, ptr %1, align 4, !tbaa !5
  %11 = load i32, ptr @n, align 4, !tbaa !5
  %.not.not = icmp slt i32 %9, %11
  br i1 %.not.not, label %.lr.ph, label %._crit_edge, !llvm.loop !9

12:                                               ; preds = %12, %._crit_edge
  call void @_Z3geni(i32 noundef 0)
  %13 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #7
  %14 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #7
  %15 = call noundef zeroext i1 @_ZSt16next_permutationIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbT_S7_(ptr %13, ptr %14)
  br i1 %15, label %12, label %16, !llvm.loop !11

16:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #7
  %17 = call ptr @_ZNKSt3setISt6vectorIiSaIiEESt4lessIS2_ESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) @st) #7
  store ptr %17, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #7
  %18 = call ptr @_ZNKSt3setISt6vectorIiSaIiEESt4lessIS2_ESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(48) @st) #7
  store ptr %18, ptr %3, align 8
  %19 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEES5_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #7
  br i1 %19, label %.lr.ph10, label %._crit_edge11

._crit_edge11:                                    ; preds = %._crit_edge8, %16
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #7
  ret i32 0

.lr.ph10:                                         ; preds = %16, %._crit_edge8
  %20 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNKSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #7
  %21 = call ptr @_ZNKSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %20) #7
  store ptr %21, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #7
  %22 = call ptr @_ZNKSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %20) #7
  store ptr %22, ptr %5, align 8
  %23 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #7
  br i1 %23, label %.lr.ph7, label %._crit_edge8

._crit_edge8:                                     ; preds = %.lr.ph7, %.lr.ph10
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #7
  %24 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext 10)
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #7
  %26 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEES5_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #7
  br i1 %26, label %.lr.ph10, label %._crit_edge11

.lr.ph7:                                          ; preds = %.lr.ph10, %.lr.ph7
  %27 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #7
  %28 = load i32, ptr %27, align 4, !tbaa !5
  %29 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %28)
  %30 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %29, i8 noundef signext 32)
  %31 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #7
  %32 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #7
  br i1 %32, label %.lr.ph7, label %._crit_edge8
}

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZSt16next_permutationIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbT_S7_(ptr, ptr) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setISt6vectorIiSaIiEESt4lessIS2_ESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setISt6vectorIiSaIiEESt4lessIS2_ESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNKSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorISt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5 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 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 #2 = { "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 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 = { 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 #6 = { 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 #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"}
!11 = distinct !{!11, !10}


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