; LLVM IR from Lakhankumawat/LearnCPP :: G-GreedyAlgorithms/BuyMaximumStocksiStocksBoughtIthDay.ll (Z12buyMaxStocksiiPi)

; 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 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z12buyMaxStocksiiPi(i32 noundef %0, i32 noundef %1, ptr noundef %2) #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca i32, align 4
  %9 = alloca %"struct.std::pair", align 4
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %19

19:                                               ; preds = %34, %3
  %20 = load i32, ptr %8, align 4, !tbaa !5
  %21 = load i32, ptr %4, align 4, !tbaa !5
  %22 = icmp slt i32 %20, %21
  br i1 %22, label %24, label %23

23:                                               ; preds = %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %41

24:                                               ; preds = %19
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %25 = load ptr, ptr %6, align 8, !tbaa !9
  %26 = load i32, ptr %8, align 4, !tbaa !5
  %27 = sext i32 %26 to i64
  %28 = getelementptr inbounds i32, ptr %25, i64 %27
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %29 = load i32, ptr %8, align 4, !tbaa !5
  %30 = add nsw i32 %29, 1
  store i32 %30, ptr %10, align 4, !tbaa !5
  %31 = invoke i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %28, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %32 unwind label %37

32:                                               ; preds = %24
  store i64 %31, ptr %9, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 4 dereferenceable(8) %9)
          to label %33 unwind label %37

33:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %34

34:                                               ; preds = %33
  %35 = load i32, ptr %8, align 4, !tbaa !5
  %36 = add nsw i32 %35, 1
  store i32 %36, ptr %8, align 4, !tbaa !5
  br label %19, !llvm.loop !11

37:                                               ; preds = %32, %24
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %11, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %113

41:                                               ; preds = %23
  %42 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  %43 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %42, ptr %43, align 8
  %44 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  %45 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %44, ptr %45, align 8
  %46 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  %47 = load ptr, ptr %46, align 8
  %48 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  %49 = load ptr, ptr %48, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %47, ptr %49)
          to label %50 unwind label %56

50:                                               ; preds = %41
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #5
  store i32 0, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #5
  store i32 0, ptr %16, align 4, !tbaa !5
  br label %51

51:                                               ; preds = %99, %50
  %52 = load i32, ptr %16, align 4, !tbaa !5
  %53 = load i32, ptr %4, align 4, !tbaa !5
  %54 = icmp slt i32 %52, %53
  br i1 %54, label %60, label %55

55:                                               ; preds = %51
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  br label %111

56:                                               ; preds = %41
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %11, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %12, align 4
  br label %113

60:                                               ; preds = %51
  %61 = load i32, ptr %16, align 4, !tbaa !5
  %62 = sext i32 %61 to i64
  %63 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %62) #5
  %64 = getelementptr inbounds %"struct.std::pair", ptr %63, i32 0, i32 1
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #5
  %65 = load i32, ptr %5, align 4, !tbaa !5
  %66 = load i32, ptr %16, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %67) #5
  %69 = getelementptr inbounds %"struct.std::pair", ptr %68, i32 0, i32 0
  %70 = load i32, ptr %69, align 4, !tbaa !13
  %71 = sdiv i32 %65, %70
  store i32 %71, ptr %17, align 4, !tbaa !5
  %72 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %64, ptr noundef nonnull align 4 dereferenceable(4) %17)
          to label %73 unwind label %102

73:                                               ; preds = %60
  %74 = load i32, ptr %72, align 4, !tbaa !5
  %75 = load i32, ptr %15, align 4, !tbaa !5
  %76 = add nsw i32 %75, %74
  store i32 %76, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  %77 = load i32, ptr %16, align 4, !tbaa !5
  %78 = sext i32 %77 to i64
  %79 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %78) #5
  %80 = getelementptr inbounds %"struct.std::pair", ptr %79, i32 0, i32 0
  %81 = load i32, ptr %80, align 4, !tbaa !13
  %82 = load i32, ptr %16, align 4, !tbaa !5
  %83 = sext i32 %82 to i64
  %84 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %83) #5
  %85 = getelementptr inbounds %"struct.std::pair", ptr %84, i32 0, i32 1
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #5
  %86 = load i32, ptr %5, align 4, !tbaa !5
  %87 = load i32, ptr %16, align 4, !tbaa !5
  %88 = sext i32 %87 to i64
  %89 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %88) #5
  %90 = getelementptr inbounds %"struct.std::pair", ptr %89, i32 0, i32 0
  %91 = load i32, ptr %90, align 4, !tbaa !13
  %92 = sdiv i32 %86, %91
  store i32 %92, ptr %18, align 4, !tbaa !5
  %93 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %85, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %94 unwind label %106

94:                                               ; preds = %73
  %95 = load i32, ptr %93, align 4, !tbaa !5
  %96 = mul nsw i32 %81, %95
  %97 = load i32, ptr %5, align 4, !tbaa !5
  %98 = sub nsw i32 %97, %96
  store i32 %98, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #5
  br label %99

99:                                               ; preds = %94
  %100 = load i32, ptr %16, align 4, !tbaa !5
  %101 = add nsw i32 %100, 1
  store i32 %101, ptr %16, align 4, !tbaa !5
  br label %51, !llvm.loop !15

102:                                              ; preds = %60
  %103 = landingpad { ptr, i32 }
          cleanup
  %104 = extractvalue { ptr, i32 } %103, 0
  store ptr %104, ptr %11, align 8
  %105 = extractvalue { ptr, i32 } %103, 1
  store i32 %105, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  br label %110

106:                                              ; preds = %73
  %107 = landingpad { ptr, i32 }
          cleanup
  %108 = extractvalue { ptr, i32 } %107, 0
  store ptr %108, ptr %11, align 8
  %109 = extractvalue { ptr, i32 } %107, 1
  store i32 %109, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #5
  br label %110

110:                                              ; preds = %106, %102
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  br label %113

111:                                              ; preds = %55
  %112 = load i32, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  ret i32 %112

113:                                              ; preds = %110, %56, %37
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  br label %114

114:                                              ; preds = %113
  %115 = load ptr, ptr %11, align 8
  %116 = load i32, ptr %12, align 4
  %117 = insertvalue { ptr, i32 } poison, ptr %115, 0
  %118 = insertvalue { ptr, i32 } %117, i32 %116, 1
  resume { ptr, i32 } %118
}

; 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 void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; 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)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #0

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) #1

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

; 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) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = { 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 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !6, i64 0}
!14 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!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 }
%"struct.std::pair" = type { i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z12buyMaxStocksiiPi(i32 noundef %0, i32 noundef %1, ptr noundef %2) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"struct.std::pair", align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  %9 = icmp sgt i32 %0, 0
  br i1 %9, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %3
  %wide.trip.count = zext nneg i32 %0 to i64
  br label %.lr.ph

._crit_edge:                                      ; preds = %16, %3
  %10 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  %11 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %10, ptr %11)
          to label %.preheader unwind label %19

.preheader:                                       ; preds = %._crit_edge
  br i1 %9, label %.lr.ph32.preheader, label %._crit_edge33

.lr.ph32.preheader:                               ; preds = %.preheader
  %wide.trip.count38 = zext nneg i32 %0 to i64
  br label %.lr.ph32

.lr.ph:                                           ; preds = %.lr.ph.preheader, %16
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %16 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %12 = getelementptr inbounds i32, ptr %2, i64 %indvars.iv
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %13 = trunc nuw nsw i64 %indvars.iv.next to i32
  store i32 %13, ptr %6, align 4, !tbaa !5
  %14 = invoke i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %12, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %15 unwind label %17

15:                                               ; preds = %.lr.ph
  store i64 %14, ptr %5, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 4 dereferenceable(8) %5)
          to label %16 unwind label %17

16:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

17:                                               ; preds = %15, %.lr.ph
  %18 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br label %40

._crit_edge33:                                    ; preds = %.lr.ph32, %.preheader
  %.021.lcssa = phi i32 [ 0, %.preheader ], [ %28, %.lr.ph32 ]
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  ret i32 %.021.lcssa

19:                                               ; preds = %._crit_edge
  %20 = landingpad { ptr, i32 }
          cleanup
  br label %40

.lr.ph32:                                         ; preds = %.lr.ph32.preheader, %.lr.ph32
  %indvars.iv35 = phi i64 [ 0, %.lr.ph32.preheader ], [ %indvars.iv.next36, %.lr.ph32 ]
  %.02130 = phi i32 [ 0, %.lr.ph32.preheader ], [ %28, %.lr.ph32 ]
  %.02229 = phi i32 [ %1, %.lr.ph32.preheader ], [ %39, %.lr.ph32 ]
  %21 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv35) #5
  %22 = getelementptr inbounds i8, ptr %21, i64 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #5
  %23 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv35) #5
  %24 = load i32, ptr %23, align 4, !tbaa !11
  %25 = sdiv i32 %.02229, %24
  store i32 %25, ptr %7, align 4, !tbaa !5
  %26 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %22, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %27 = load i32, ptr %26, align 4, !tbaa !5
  %28 = add nsw i32 %27, %.02130
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  %29 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv35) #5
  %30 = load i32, ptr %29, align 4, !tbaa !11
  %31 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv35) #5
  %32 = getelementptr inbounds i8, ptr %31, i64 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #5
  %33 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv35) #5
  %34 = load i32, ptr %33, align 4, !tbaa !11
  %35 = sdiv i32 %.02229, %34
  store i32 %35, ptr %8, align 4, !tbaa !5
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %32, ptr noundef nonnull align 4 dereferenceable(4) %8)
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = mul nsw i32 %37, %30
  %39 = sub nsw i32 %.02229, %38
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  %indvars.iv.next36 = add nuw nsw i64 %indvars.iv35, 1
  %exitcond39.not = icmp eq i64 %indvars.iv.next36, %wide.trip.count38
  br i1 %exitcond39.not, label %._crit_edge33, label %.lr.ph32, !llvm.loop !13

40:                                               ; preds = %19, %17
  %.pn = phi { ptr, i32 } [ %18, %17 ], [ %20, %19 ]
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  resume { ptr, i32 } %.pn
}

; 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 void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; 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 #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiiESt4pairINSt25__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 #0

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) #1

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; 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 #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = { 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 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!13 = distinct !{!13, !10}


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