; LLVM IR from Mohammed-Shoaib/Coding-Problems :: HackerRank/Algorithms/Easy/E0047.ll (Z13getMoneySpentSt6vectorIiSaIiEES1_i)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.std::greater" = type { i8 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z13getMoneySpentSt6vectorIiSaIiEES1_i(ptr noundef %0, ptr noundef %1, i32 noundef %2) #0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"struct.std::greater", align 1
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 -1, ptr %7, align 4, !tbaa !9
  %17 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %18 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %17, ptr %18, align 8
  %19 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %20 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %19, ptr %20, align 8
  %21 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  %22 = load ptr, ptr %21, align 8
  %23 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  %24 = load ptr, ptr %23, align 8
  call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEESt7greaterIiEEvT_S9_T0_(ptr %22, ptr %24)
  %25 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %26 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %25, ptr %26, align 8
  %27 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %28 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %27, ptr %28, align 8
  %29 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  %30 = load ptr, ptr %29, align 8
  %31 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  %32 = load ptr, ptr %31, align 8
  call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %30, ptr %32)
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  store i32 0, ptr %13, align 4, !tbaa !9
  br label %33

33:                                               ; preds = %76, %3
  %34 = load i32, ptr %13, align 4, !tbaa !9
  %35 = sext i32 %34 to i64
  %36 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %37 = icmp ult i64 %35, %36
  br i1 %37, label %39, label %38

38:                                               ; preds = %33
  store i32 2, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %79

39:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #4
  store i32 0, ptr %15, align 4, !tbaa !9
  br label %40

40:                                               ; preds = %71, %39
  %41 = load i32, ptr %15, align 4, !tbaa !9
  %42 = sext i32 %41 to i64
  %43 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %44 = icmp ult i64 %42, %43
  br i1 %44, label %46, label %45

45:                                               ; preds = %40
  store i32 5, ptr %14, align 4
  br label %74

46:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #4
  %47 = load i32, ptr %13, align 4, !tbaa !9
  %48 = sext i32 %47 to i64
  %49 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %48) #4
  %50 = load i32, ptr %49, align 4, !tbaa !9
  %51 = load i32, ptr %15, align 4, !tbaa !9
  %52 = sext i32 %51 to i64
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %52) #4
  %54 = load i32, ptr %53, align 4, !tbaa !9
  %55 = add nsw i32 %50, %54
  store i32 %55, ptr %16, align 4, !tbaa !9
  %56 = load i32, ptr %16, align 4, !tbaa !9
  %57 = load i32, ptr %6, align 4, !tbaa !9
  %58 = icmp sgt i32 %56, %57
  br i1 %58, label %59, label %60

59:                                               ; preds = %46
  store i32 5, ptr %14, align 4
  br label %68

60:                                               ; preds = %46
  %61 = load i32, ptr %16, align 4, !tbaa !9
  %62 = load i32, ptr %7, align 4, !tbaa !9
  %63 = icmp sgt i32 %61, %62
  br i1 %63, label %64, label %66

64:                                               ; preds = %60
  %65 = load i32, ptr %16, align 4, !tbaa !9
  store i32 %65, ptr %7, align 4, !tbaa !9
  br label %66

66:                                               ; preds = %64, %60
  br label %67

67:                                               ; preds = %66
  store i32 0, ptr %14, align 4
  br label %68

68:                                               ; preds = %67, %59
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  %69 = load i32, ptr %14, align 4
  switch i32 %69, label %74 [
    i32 0, label %70
  ]

70:                                               ; preds = %68
  br label %71

71:                                               ; preds = %70
  %72 = load i32, ptr %15, align 4, !tbaa !9
  %73 = add nsw i32 %72, 1
  store i32 %73, ptr %15, align 4, !tbaa !9
  br label %40, !llvm.loop !11

74:                                               ; preds = %68, %45
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  br label %75

75:                                               ; preds = %74
  br label %76

76:                                               ; preds = %75
  %77 = load i32, ptr %13, align 4, !tbaa !9
  %78 = add nsw i32 %77, 1
  store i32 %78, ptr %13, align 4, !tbaa !9
  br label %33, !llvm.loop !13

79:                                               ; preds = %38
  %80 = load i32, ptr %7, align 4, !tbaa !9
  store i32 1, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  ret i32 %80
}

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEESt7greaterIiEEvT_S9_T0_(ptr, ptr) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 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) #3 align 2

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

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 = { 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 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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !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"

; Function Attrs: mustprogress uwtable
define dso_local noundef range(i32 -1, -2147483648) i32 @_Z13getMoneySpentSt6vectorIiSaIiEES1_i(ptr noundef nonnull %0, ptr noundef %1, i32 noundef %2) local_unnamed_addr #0 {
  %4 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %5 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  tail call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEESt7greaterIiEEvT_S9_T0_(ptr %4, ptr %5)
  %6 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %7 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  tail call void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %6, ptr %7)
  %8 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %.not30 = icmp eq i64 %8, 0
  br i1 %.not30, label %._crit_edge28, label %.preheader

.preheader:                                       ; preds = %3, %._crit_edge
  %indvars.iv33 = phi i64 [ %indvars.iv.next34, %._crit_edge ], [ 0, %3 ]
  %.027 = phi i32 [ %.1.lcssa, %._crit_edge ], [ -1, %3 ]
  %9 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %.not31 = icmp eq i64 %9, 0
  br i1 %.not31, label %._crit_edge, label %.lr.ph

._crit_edge28:                                    ; preds = %._crit_edge, %3
  %.0.lcssa = phi i32 [ -1, %3 ], [ %.1.lcssa, %._crit_edge ]
  ret i32 %.0.lcssa

.lr.ph:                                           ; preds = %.preheader, %15
  %indvars.iv = phi i64 [ %indvars.iv.next, %15 ], [ 0, %.preheader ]
  %.123 = phi i32 [ %spec.select, %15 ], [ %.027, %.preheader ]
  %10 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv33) #4
  %11 = load i32, ptr %10, align 4, !tbaa !5
  %12 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #4
  %13 = load i32, ptr %12, align 4, !tbaa !5
  %14 = add nsw i32 %13, %11
  %.not = icmp sgt i32 %14, %2
  br i1 %.not, label %._crit_edge, label %15

15:                                               ; preds = %.lr.ph
  %spec.select = tail call i32 @llvm.smax.i32(i32 %14, i32 %.123)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %16 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %17 = icmp ugt i64 %16, %indvars.iv.next
  br i1 %17, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %15, %.preheader
  %.1.lcssa = phi i32 [ %.027, %.preheader ], [ %spec.select, %15 ], [ %.123, %.lr.ph ]
  %indvars.iv.next34 = add nuw nsw i64 %indvars.iv33, 1
  %18 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %19 = icmp ugt i64 %18, %indvars.iv.next34
  br i1 %19, label %.preheader, label %._crit_edge28, !llvm.loop !11
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEESt7greaterIiEEvT_S9_T0_(ptr, ptr) local_unnamed_addr #1

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

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) local_unnamed_addr #1

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smax.i32(i32, i32) #3

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 = { 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 #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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = !{!"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: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass