; LLVM IR from gargarchit/Data_Structure_n_Algorithms :: Competitive_Programming (Knapsack_Problem)

; 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 }
%"struct.std::pair" = type { i32, i32 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

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

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

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z11SolveRecMemSt6vectorISt4pairIiiESaIS1_EEiRS_IS_IiSaIiEESaIS5_EEii(ptr noundef %0, i32 noundef %1, ptr noundef nonnull align 8 dereferenceable(24) %2, i32 noundef %3, i32 noundef %4) #2 personality ptr @__gxx_personality_v0 {
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca %"class.std::vector", align 8
  %16 = alloca ptr, align 8
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca %"class.std::vector", align 8
  store ptr %0, ptr %7, align 8, !tbaa !5
  store i32 %1, ptr %8, align 4, !tbaa !9
  store ptr %2, ptr %9, align 8, !tbaa !5
  store i32 %3, ptr %10, align 4, !tbaa !9
  store i32 %4, ptr %11, align 4, !tbaa !9
  %20 = load i32, ptr %11, align 4, !tbaa !9
  %21 = sext i32 %20 to i64
  %22 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %23 = icmp uge i64 %21, %22
  br i1 %23, label %24, label %25

24:                                               ; preds = %5
  store i32 0, ptr %6, align 4
  br label %106

25:                                               ; preds = %5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  %26 = load i32, ptr %11, align 4, !tbaa !9
  %27 = sext i32 %26 to i64
  %28 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %27) #4
  %29 = getelementptr inbounds %"struct.std::pair", ptr %28, i32 0, i32 0
  %30 = load i32, ptr %29, align 4, !tbaa !11
  store i32 %30, ptr %12, align 4, !tbaa !9
  %31 = load ptr, ptr %9, align 8, !tbaa !5
  %32 = load i32, ptr %11, align 4, !tbaa !9
  %33 = sext i32 %32 to i64
  %34 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %31, i64 noundef %33) #4
  %35 = load i32, ptr %10, 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) #4
  %38 = load i32, ptr %37, align 4, !tbaa !9
  %39 = icmp ne i32 %38, -1
  br i1 %39, label %40, label %49

40:                                               ; preds = %25
  %41 = load ptr, ptr %9, align 8, !tbaa !5
  %42 = load i32, ptr %11, align 4, !tbaa !9
  %43 = sext i32 %42 to i64
  %44 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %41, i64 noundef %43) #4
  %45 = load i32, ptr %10, align 4, !tbaa !9
  %46 = sext i32 %45 to i64
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %44, i64 noundef %46) #4
  %48 = load i32, ptr %47, align 4, !tbaa !9
  store i32 %48, ptr %6, align 4
  store i32 1, ptr %13, align 4
  br label %105

49:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #4
  store i32 0, ptr %14, align 4, !tbaa !9
  %50 = load i32, ptr %10, align 4, !tbaa !9
  %51 = load i32, ptr %12, align 4, !tbaa !9
  %52 = add nsw i32 %50, %51
  %53 = load i32, ptr %8, align 4, !tbaa !9
  %54 = icmp sle i32 %52, %53
  br i1 %54, label %55, label %75

55:                                               ; preds = %49
  %56 = load i32, ptr %11, align 4, !tbaa !9
  %57 = sext i32 %56 to i64
  %58 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %57) #4
  %59 = getelementptr inbounds %"struct.std::pair", ptr %58, i32 0, i32 1
  %60 = load i32, ptr %59, align 4, !tbaa !13
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %15, ptr noundef nonnull align 8 dereferenceable(24) %0)
  %61 = load i32, ptr %8, align 4, !tbaa !9
  %62 = load ptr, ptr %9, align 8, !tbaa !5
  %63 = load i32, ptr %10, align 4, !tbaa !9
  %64 = load i32, ptr %12, align 4, !tbaa !9
  %65 = add nsw i32 %63, %64
  %66 = load i32, ptr %11, align 4, !tbaa !9
  %67 = add nsw i32 %66, 1
  %68 = invoke noundef i32 @_Z11SolveRecMemSt6vectorISt4pairIiiESaIS1_EEiRS_IS_IiSaIiEESaIS5_EEii(ptr noundef %15, i32 noundef %61, ptr noundef nonnull align 8 dereferenceable(24) %62, i32 noundef %65, i32 noundef %67)
          to label %69 unwind label %71

69:                                               ; preds = %55
  %70 = add nsw i32 %60, %68
  store i32 %70, ptr %14, align 4, !tbaa !9
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %15) #4
  br label %75

71:                                               ; preds = %55
  %72 = landingpad { ptr, i32 }
          cleanup
  %73 = extractvalue { ptr, i32 } %72, 0
  store ptr %73, ptr %16, align 8
  %74 = extractvalue { ptr, i32 } %72, 1
  store i32 %74, ptr %17, align 4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %15) #4
  br label %104

75:                                               ; preds = %69, %49
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %19, ptr noundef nonnull align 8 dereferenceable(24) %0)
  %76 = load i32, ptr %8, align 4, !tbaa !9
  %77 = load ptr, ptr %9, align 8, !tbaa !5
  %78 = load i32, ptr %10, align 4, !tbaa !9
  %79 = load i32, ptr %11, align 4, !tbaa !9
  %80 = add nsw i32 %79, 1
  %81 = invoke noundef i32 @_Z11SolveRecMemSt6vectorISt4pairIiiESaIS1_EEiRS_IS_IiSaIiEESaIS5_EEii(ptr noundef %19, i32 noundef %76, ptr noundef nonnull align 8 dereferenceable(24) %77, i32 noundef %78, i32 noundef %80)
          to label %82 unwind label %100

82:                                               ; preds = %75
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #4
  store i32 %81, ptr %18, align 4, !tbaa !9
  %83 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %14, ptr noundef nonnull align 4 dereferenceable(4) %18)
  %84 = load i32, ptr %83, align 4, !tbaa !9
  %85 = load ptr, ptr %9, align 8, !tbaa !5
  %86 = load i32, ptr %11, align 4, !tbaa !9
  %87 = sext i32 %86 to i64
  %88 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %85, i64 noundef %87) #4
  %89 = load i32, ptr %10, align 4, !tbaa !9
  %90 = sext i32 %89 to i64
  %91 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %88, i64 noundef %90) #4
  store i32 %84, ptr %91, align 4, !tbaa !9
  %92 = load ptr, ptr %9, align 8, !tbaa !5
  %93 = load i32, ptr %11, align 4, !tbaa !9
  %94 = sext i32 %93 to i64
  %95 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %92, i64 noundef %94) #4
  %96 = load i32, ptr %10, 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) %95, i64 noundef %97) #4
  %99 = load i32, ptr %98, align 4, !tbaa !9
  store i32 %99, ptr %6, align 4
  store i32 1, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %105

100:                                              ; preds = %75
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %16, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %17, align 4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #4
  br label %104

104:                                              ; preds = %100, %71
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %108

105:                                              ; preds = %82, %40
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %106

106:                                              ; preds = %105, %24
  %107 = load i32, ptr %6, align 4
  ret i32 %107

108:                                              ; preds = %104
  %109 = load ptr, ptr %16, align 8
  %110 = load i32, ptr %17, align 4
  %111 = insertvalue { ptr, i32 } poison, ptr %109, 0
  %112 = insertvalue { ptr, i32 } %111, i32 %110, 1
  resume { ptr, i32 } %112
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; 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

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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 #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTSSt4pairIiiE", !10, i64 0, !10, i64 4}
!13 = !{!12, !10, i64 4}


; 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 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

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

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

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z11SolveRecMemSt6vectorISt4pairIiiESaIS1_EEiRS_IS_IiSaIiEESaIS5_EEii(ptr noundef nonnull %0, i32 noundef %1, ptr noundef nonnull align 8 dereferenceable(24) %2, i32 noundef %3, i32 noundef %4) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::vector", align 8
  %10 = sext i32 %4 to i64
  %11 = tail call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %.not = icmp ugt i64 %11, %10
  br i1 %.not, label %12, label %48

12:                                               ; preds = %5
  %13 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %10) #4
  %14 = load i32, ptr %13, align 4, !tbaa !5
  %15 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %10) #4
  %16 = sext i32 %3 to i64
  %17 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef %16) #4
  %18 = load i32, ptr %17, align 4, !tbaa !10
  %.not34 = icmp eq i32 %18, -1
  br i1 %.not34, label %23, label %19

19:                                               ; preds = %12
  %20 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %10) #4
  %21 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %20, i64 noundef %16) #4
  %22 = load i32, ptr %21, align 4, !tbaa !10
  br label %48

23:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #4
  store i32 0, ptr %6, align 4, !tbaa !10
  %24 = add nsw i32 %14, %3
  %.not35 = icmp sgt i32 %24, %1
  br i1 %.not35, label %._crit_edge, label %25

._crit_edge:                                      ; preds = %23
  %.pre = add nsw i32 %4, 1
  br label %35

25:                                               ; preds = %23
  %26 = tail call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %10) #4
  %27 = getelementptr inbounds i8, ptr %26, i64 4
  %28 = load i32, ptr %27, align 4, !tbaa !11
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %0)
  %29 = add nsw i32 %4, 1
  %30 = invoke noundef i32 @_Z11SolveRecMemSt6vectorISt4pairIiiESaIS1_EEiRS_IS_IiSaIiEESaIS5_EEii(ptr noundef nonnull %7, i32 noundef %1, ptr noundef nonnull align 8 dereferenceable(24) %2, i32 noundef %24, i32 noundef %29)
          to label %31 unwind label %33

31:                                               ; preds = %25
  %32 = add nsw i32 %30, %28
  store i32 %32, ptr %6, align 4, !tbaa !10
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  br label %35

33:                                               ; preds = %25
  %34 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  br label %47

35:                                               ; preds = %._crit_edge, %31
  %.pre-phi = phi i32 [ %.pre, %._crit_edge ], [ %29, %31 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %9, ptr noundef nonnull align 8 dereferenceable(24) %0)
  %36 = invoke noundef i32 @_Z11SolveRecMemSt6vectorISt4pairIiiESaIS1_EEiRS_IS_IiSaIiEESaIS5_EEii(ptr noundef nonnull %9, i32 noundef %1, ptr noundef nonnull align 8 dereferenceable(24) %2, i32 noundef %3, i32 noundef %.pre-phi)
          to label %37 unwind label %45

37:                                               ; preds = %35
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  store i32 %36, ptr %8, align 4, !tbaa !10
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %8)
  %39 = load i32, ptr %38, align 4, !tbaa !10
  %40 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %10) #4
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %40, i64 noundef %16) #4
  store i32 %39, ptr %41, align 4, !tbaa !10
  %42 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %10) #4
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %42, i64 noundef %16) #4
  %44 = load i32, ptr %43, align 4, !tbaa !10
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #4
  br label %48

45:                                               ; preds = %35
  %46 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #4
  br label %47

47:                                               ; preds = %45, %33
  %.pn = phi { ptr, i32 } [ %46, %45 ], [ %34, %33 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #4
  resume { ptr, i32 } %.pn

48:                                               ; preds = %19, %37, %5
  %.1 = phi i32 [ 0, %5 ], [ %22, %19 ], [ %44, %37 ]
  ret i32 %.1
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; 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

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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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 #4 = { 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, !7, i64 0}
!6 = !{!"_ZTSSt4pairIiiE", !7, i64 0, !7, i64 4}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!7, !7, i64 0}
!11 = !{!6, !7, i64 4}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass