; LLVM IR from VastoLorde95/Competitive-Programming :: Codeforces/197 Division 2/Problem E/E.ll (Z5solveRSt6vectorIiSaIiEEi)

; 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<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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 }
%"struct.std::pair" = type { i32, i32 }

@n = external dso_local global i32, align 4
@brkpt = external dso_local global [1010 x i32], align 16
@solution = external dso_local global %"class.std::vector", align 8
@res = external dso_local global %"class.std::vector.0", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z5solveRSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %1) #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::vector.0", align 8
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::vector.0", 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
  %19 = alloca %"struct.std::pair", align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = call noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24) %20, ptr noundef nonnull align 8 dereferenceable(24) @res)
  br i1 %21, label %22, label %23

22:                                               ; preds = %2
  store i1 true, ptr %3, align 1
  br label %133

23:                                               ; preds = %2
  %24 = load i32, ptr %5, align 4, !tbaa !9
  %25 = icmp eq i32 %24, 3
  br i1 %25, label %26, label %27

26:                                               ; preds = %23
  store i1 false, ptr %3, align 1
  br label %133

27:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #5
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %28

28:                                               ; preds = %50, %27
  %29 = load i32, ptr %7, align 4, !tbaa !9
  %30 = load i32, ptr @n, align 4, !tbaa !9
  %31 = icmp slt i32 %29, %30
  br i1 %31, label %33, label %32

32:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %53

33:                                               ; preds = %28
  %34 = load ptr, ptr %4, align 8, !tbaa !5
  %35 = load i32, ptr %7, align 4, !tbaa !9
  %36 = sext i32 %35 to i64
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %34, i64 noundef %36) #5
  %38 = load i32, ptr %37, align 4, !tbaa !9
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds [1010 x i32], ptr @brkpt, i64 0, i64 %39
  %41 = load i32, ptr %40, align 4, !tbaa !9
  %42 = icmp ne i32 %41, 0
  br i1 %42, label %43, label %49

43:                                               ; preds = %33
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %44 unwind label %45

44:                                               ; preds = %43
  br label %49

45:                                               ; preds = %43
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %8, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %132

49:                                               ; preds = %44, %33
  br label %50

50:                                               ; preds = %49
  %51 = load i32, ptr %7, align 4, !tbaa !9
  %52 = add nsw i32 %51, 1
  store i32 %52, ptr %7, align 4, !tbaa !9
  br label %28, !llvm.loop !11

53:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %54 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  %55 = trunc i64 %54 to i32
  store i32 %55, ptr %10, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %13) #5
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #5
  store i32 0, ptr %14, align 4, !tbaa !9
  br label %56

56:                                               ; preds = %125, %53
  %57 = load i32, ptr %14, align 4, !tbaa !9
  %58 = load i32, ptr %10, align 4, !tbaa !9
  %59 = icmp slt i32 %57, %58
  br i1 %59, label %61, label %60

60:                                               ; preds = %56
  store i32 5, ptr %15, align 4
  br label %128

61:                                               ; preds = %56
  %62 = load i32, ptr %14, align 4, !tbaa !9
  %63 = sext i32 %62 to i64
  %64 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %63) #5
  %65 = load i32, ptr %64, align 4, !tbaa !9
  store i32 %65, ptr %11, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #5
  %66 = load i32, ptr %14, align 4, !tbaa !9
  %67 = add nsw i32 %66, 1
  store i32 %67, ptr %16, align 4, !tbaa !9
  br label %68

68:                                               ; preds = %118, %61
  %69 = load i32, ptr %16, align 4, !tbaa !9
  %70 = load i32, ptr %10, align 4, !tbaa !9
  %71 = icmp slt i32 %69, %70
  br i1 %71, label %73, label %72

72:                                               ; preds = %68
  store i32 8, ptr %15, align 4
  br label %121

73:                                               ; preds = %68
  %74 = load i32, ptr %16, align 4, !tbaa !9
  %75 = sext i32 %74 to i64
  %76 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %75) #5
  %77 = load i32, ptr %76, align 4, !tbaa !9
  store i32 %77, ptr %12, align 4, !tbaa !9
  %78 = load ptr, ptr %4, align 8, !tbaa !5
  %79 = invoke noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIiSaIiEEaSERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %13, ptr noundef nonnull align 8 dereferenceable(24) %78)
          to label %80 unwind label %88

80:                                               ; preds = %73
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #5
  %81 = load i32, ptr %11, align 4, !tbaa !9
  store i32 %81, ptr %17, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #5
  %82 = load i32, ptr %12, align 4, !tbaa !9
  store i32 %82, ptr %18, align 4, !tbaa !9
  br label %83

83:                                               ; preds = %99, %80
  %84 = load i32, ptr %17, align 4, !tbaa !9
  %85 = load i32, ptr %18, align 4, !tbaa !9
  %86 = icmp slt i32 %84, %85
  br i1 %86, label %92, label %87

87:                                               ; preds = %83
  store i32 11, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  br label %104

88:                                               ; preds = %104, %73
  %89 = landingpad { ptr, i32 }
          cleanup
  %90 = extractvalue { ptr, i32 } %89, 0
  store ptr %90, ptr %8, align 8
  %91 = extractvalue { ptr, i32 } %89, 1
  store i32 %91, ptr %9, align 4
  br label %123

92:                                               ; preds = %83
  %93 = load i32, ptr %17, align 4, !tbaa !9
  %94 = sext i32 %93 to i64
  %95 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %94) #5
  %96 = load i32, ptr %18, align 4, !tbaa !9
  %97 = sext i32 %96 to i64
  %98 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %97) #5
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %95, ptr noundef nonnull align 4 dereferenceable(4) %98) #5
  br label %99

99:                                               ; preds = %92
  %100 = load i32, ptr %17, align 4, !tbaa !9
  %101 = add nsw i32 %100, 1
  store i32 %101, ptr %17, align 4, !tbaa !9
  %102 = load i32, ptr %18, align 4, !tbaa !9
  %103 = add nsw i32 %102, -1
  store i32 %103, ptr %18, align 4, !tbaa !9
  br label %83, !llvm.loop !13

104:                                              ; preds = %87
  %105 = load i32, ptr %5, align 4, !tbaa !9
  %106 = add nsw i32 %105, 1
  %107 = invoke noundef zeroext i1 @_Z5solveRSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24) %13, i32 noundef %106)
          to label %108 unwind label %88

108:                                              ; preds = %104
  br i1 %107, label %109, label %117

109:                                              ; preds = %108
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #5
  %110 = invoke i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %111 unwind label %113

111:                                              ; preds = %109
  store i64 %110, ptr %19, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @solution, ptr noundef nonnull align 4 dereferenceable(8) %19)
          to label %112 unwind label %113

112:                                              ; preds = %111
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  store i1 true, ptr %3, align 1
  store i32 1, ptr %15, align 4
  br label %121

113:                                              ; preds = %111, %109
  %114 = landingpad { ptr, i32 }
          cleanup
  %115 = extractvalue { ptr, i32 } %114, 0
  store ptr %115, ptr %8, align 8
  %116 = extractvalue { ptr, i32 } %114, 1
  store i32 %116, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %123

117:                                              ; preds = %108
  br label %118

118:                                              ; preds = %117
  %119 = load i32, ptr %16, align 4, !tbaa !9
  %120 = add nsw i32 %119, 1
  store i32 %120, ptr %16, align 4, !tbaa !9
  br label %68, !llvm.loop !14

121:                                              ; preds = %112, %72
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  %122 = load i32, ptr %15, align 4
  switch i32 %122, label %128 [
    i32 8, label %124
  ]

123:                                              ; preds = %113, %88
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %132

124:                                              ; preds = %121
  br label %125

125:                                              ; preds = %124
  %126 = load i32, ptr %14, align 4, !tbaa !9
  %127 = add nsw i32 %126, 1
  store i32 %127, ptr %14, align 4, !tbaa !9
  br label %56, !llvm.loop !15

128:                                              ; preds = %121, %60
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  %129 = load i32, ptr %15, align 4
  switch i32 %129, label %131 [
    i32 5, label %130
  ]

130:                                              ; preds = %128
  store i1 false, ptr %3, align 1
  store i32 1, ptr %15, align 4
  br label %131

131:                                              ; preds = %130, %128
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #5
  br label %133

132:                                              ; preds = %123, %45
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #5
  br label %135

133:                                              ; preds = %131, %26, %22
  %134 = load i1, ptr %3, align 1
  ret i1 %134

135:                                              ; preds = %132
  %136 = load ptr, ptr %8, align 8
  %137 = load i32, ptr %9, align 4
  %138 = insertvalue { ptr, i32 } poison, ptr %136, 0
  %139 = insertvalue { ptr, i32 } %138, i32 %137, 1
  resume { ptr, i32 } %139
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #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) #0 align 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)) #1 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIiSaIiEEaSERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #1

attributes #0 = { 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 #1 = { 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 #2 = { 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 #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 = { 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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


; 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<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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 }
%"struct.std::pair" = type { i32, i32 }

@n = external dso_local local_unnamed_addr global i32, align 4
@brkpt = external dso_local local_unnamed_addr global [1010 x i32], align 16
@solution = external dso_local global %"class.std::vector", align 8
@res = external dso_local global %"class.std::vector.0", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z5solveRSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %1) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector.0", align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::vector.0", align 8
  %8 = alloca %"struct.std::pair", align 8
  %9 = tail call noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) @res)
  br i1 %9, label %59, label %10

10:                                               ; preds = %2
  %11 = icmp eq i32 %1, 3
  br i1 %11, label %59, label %12

12:                                               ; preds = %10
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  store i32 0, ptr %4, align 4, !tbaa !5
  %13 = load i32, ptr @n, align 4, !tbaa !5
  %14 = icmp sgt i32 %13, 0
  br i1 %14, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %28, %12
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  %15 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %16 = trunc i64 %15 to i32
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %7) #5
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  %.not3958 = icmp sgt i32 %16, 0
  br i1 %.not3958, label %.lr.ph62, label %.critedge44

.lr.ph62:                                         ; preds = %._crit_edge
  %17 = add nsw i32 %1, 1
  %18 = and i64 %15, 2147483647
  %wide.trip.count77 = and i64 %15, 2147483647
  br label %33

.lr.ph:                                           ; preds = %12, %28
  %storemerge48 = phi i32 [ %30, %28 ], [ 0, %12 ]
  %19 = sext i32 %storemerge48 to i64
  %20 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %19) #5
  %21 = load i32, ptr %20, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [1010 x i32], ptr @brkpt, i64 0, i64 %22
  %24 = load i32, ptr %23, align 4, !tbaa !5
  %.not40 = icmp eq i32 %24, 0
  br i1 %.not40, label %28, label %25

25:                                               ; preds = %.lr.ph
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %28 unwind label %26

26:                                               ; preds = %25
  %27 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  br label %58

28:                                               ; preds = %.lr.ph, %25
  %29 = load i32, ptr %4, align 4, !tbaa !5
  %30 = add nsw i32 %29, 1
  store i32 %30, ptr %4, align 4, !tbaa !5
  %31 = load i32, ptr @n, align 4, !tbaa !5
  %32 = icmp slt i32 %30, %31
  br i1 %32, label %.lr.ph, label %._crit_edge, !llvm.loop !9

.critedge.loopexit:                               ; preds = %37, %33
  %indvars.iv.next71 = add nuw nsw i64 %indvars.iv70, 1
  %exitcond78.not = icmp eq i64 %indvars.iv.next76, %wide.trip.count77
  br i1 %exitcond78.not, label %.critedge44, label %33, !llvm.loop !11

33:                                               ; preds = %.lr.ph62, %.critedge.loopexit
  %indvars.iv75 = phi i64 [ 0, %.lr.ph62 ], [ %indvars.iv.next76, %.critedge.loopexit ]
  %indvars.iv70 = phi i64 [ 1, %.lr.ph62 ], [ %indvars.iv.next71, %.critedge.loopexit ]
  %.not3960 = phi i1 [ true, %.lr.ph62 ], [ %.not54, %.critedge.loopexit ]
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv75) #5
  %35 = load i32, ptr %34, align 4, !tbaa !5
  store i32 %35, ptr %5, align 4, !tbaa !5
  %indvars.iv.next76 = add nuw nsw i64 %indvars.iv75, 1
  %.not54 = icmp ult i64 %indvars.iv.next76, %18
  br i1 %.not54, label %.lr.ph57.preheader, label %.critedge.loopexit

.lr.ph57.preheader:                               ; preds = %33
  %36 = sext i32 %35 to i64
  br label %.lr.ph57

37:                                               ; preds = %50
  %indvars.iv.next73 = add nuw nsw i64 %indvars.iv72, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next73, %wide.trip.count77
  br i1 %exitcond.not, label %.critedge.loopexit, label %.lr.ph57, !llvm.loop !12

.lr.ph57:                                         ; preds = %.lr.ph57.preheader, %37
  %indvars.iv72 = phi i64 [ %indvars.iv70, %.lr.ph57.preheader ], [ %indvars.iv.next73, %37 ]
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv72) #5
  %39 = load i32, ptr %38, align 4, !tbaa !5
  store i32 %39, ptr %6, align 4, !tbaa !5
  %40 = invoke noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIiSaIiEEaSERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %0)
          to label %41 unwind label %45

41:                                               ; preds = %.lr.ph57
  %42 = icmp slt i32 %35, %39
  br i1 %42, label %.lr.ph52.preheader, label %._crit_edge53

.lr.ph52.preheader:                               ; preds = %41
  %43 = sext i32 %39 to i64
  br label %.lr.ph52

._crit_edge53:                                    ; preds = %.lr.ph52, %41
  %44 = invoke noundef zeroext i1 @_Z5solveRSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef %17)
          to label %50 unwind label %45

45:                                               ; preds = %._crit_edge53, %.lr.ph57
  %46 = landingpad { ptr, i32 }
          cleanup
  br label %57

.lr.ph52:                                         ; preds = %.lr.ph52.preheader, %.lr.ph52
  %indvars.iv65 = phi i64 [ %36, %.lr.ph52.preheader ], [ %indvars.iv.next66, %.lr.ph52 ]
  %indvars.iv = phi i64 [ %43, %.lr.ph52.preheader ], [ %indvars.iv.next, %.lr.ph52 ]
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %indvars.iv65) #5
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %indvars.iv) #5
  call void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4) %47, ptr noundef nonnull align 4 dereferenceable(4) %48) #5
  %indvars.iv.next66 = add nsw i64 %indvars.iv65, 1
  %indvars.iv.next = add nsw i64 %indvars.iv, -1
  %49 = icmp slt i64 %indvars.iv.next66, %indvars.iv.next
  br i1 %49, label %.lr.ph52, label %._crit_edge53, !llvm.loop !13

50:                                               ; preds = %._crit_edge53
  br i1 %44, label %51, label %37

51:                                               ; preds = %50
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %52 = invoke i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %53 unwind label %55

53:                                               ; preds = %51
  store i64 %52, ptr %8, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) @solution, ptr noundef nonnull align 4 dereferenceable(8) %8)
          to label %54 unwind label %55

54:                                               ; preds = %53
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  br label %.critedge44

55:                                               ; preds = %53, %51
  %56 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  br label %57

57:                                               ; preds = %55, %45
  %.pn = phi { ptr, i32 } [ %56, %55 ], [ %46, %45 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  br label %58

.critedge44:                                      ; preds = %.critedge.loopexit, %._crit_edge, %54
  %.not3947 = phi i1 [ %.not3960, %54 ], [ false, %._crit_edge ], [ %.not54, %.critedge.loopexit ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  br label %59

58:                                               ; preds = %57, %26
  %.pn41 = phi { ptr, i32 } [ %27, %26 ], [ %.pn, %57 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  resume { ptr, i32 } %.pn41

59:                                               ; preds = %10, %2, %.critedge44
  %.4 = phi i1 [ %.not3947, %.critedge44 ], [ true, %2 ], [ false, %10 ]
  ret i1 %.4
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZSteqIiSaIiEEbRKSt6vectorIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) 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 #0 align 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 #1 align 2

declare i32 @__gxx_personality_v0(...)

; 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 nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIiSaIiEEaSERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZSt4swapIiENSt9enable_ifIXsr6__and_ISt6__not_ISt15__is_tuple_likeIT_EESt21is_move_constructibleIS3_ESt18is_move_assignableIS3_EEE5valueEvE4typeERS3_SC_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

attributes #0 = { 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 #1 = { 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 #2 = { 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 #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 = { 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 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


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