; LLVM IR from Mohammed-Shoaib/Coding-Problems :: Google/Code Jam/2021/Round 1C/A.ll (Z12closest_pickiiRSt6vectorIiSaIiEE)

; 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::priority_queue" = type <{ %"class.std::vector", [8 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef double @_Z12closest_pickiiRSt6vectorIiSaIiEE(i32 noundef %0, i32 noundef %1, ptr noundef nonnull align 8 dereferenceable(24) %2) #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::priority_queue", align 8
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = 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 4, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  store i32 0, ptr %8, align 4, !tbaa !5
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #5
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(25) %9)
  %20 = load ptr, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 0, ptr %10, align 4, !tbaa !5
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %20, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %21 unwind label %45

21:                                               ; preds = %3
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  %22 = load ptr, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #5
  %23 = load i32, ptr %5, align 4, !tbaa !5
  %24 = add nsw i32 %23, 1
  store i32 %24, ptr %13, align 4, !tbaa !5
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %22, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %25 unwind label %49

25:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  %26 = load ptr, ptr %6, align 8, !tbaa !9
  %27 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %26) #5
  %28 = trunc i64 %27 to i32
  store i32 %28, ptr %4, align 4, !tbaa !5
  %29 = load ptr, ptr %6, align 8, !tbaa !9
  %30 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #5
  %31 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %30, ptr %31, align 8
  %32 = load ptr, ptr %6, align 8, !tbaa !9
  %33 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %32) #5
  %34 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %33, ptr %34, align 8
  %35 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  %36 = load ptr, ptr %35, align 8
  %37 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  %38 = load ptr, ptr %37, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %36, ptr %38)
          to label %39 unwind label %53

39:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #5
  store i32 1, ptr %16, align 4, !tbaa !5
  br label %40

40:                                               ; preds = %104, %39
  %41 = load i32, ptr %16, align 4, !tbaa !5
  %42 = load i32, ptr %4, align 4, !tbaa !5
  %43 = icmp slt i32 %41, %42
  br i1 %43, label %57, label %44

44:                                               ; preds = %40
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  br label %108

45:                                               ; preds = %3
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %11, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %128

49:                                               ; preds = %21
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %11, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  br label %128

53:                                               ; preds = %120, %115, %113, %109, %25
  %54 = landingpad { ptr, i32 }
          cleanup
  %55 = extractvalue { ptr, i32 } %54, 0
  store ptr %55, ptr %11, align 8
  %56 = extractvalue { ptr, i32 } %54, 1
  store i32 %56, ptr %12, align 4
  br label %128

57:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #5
  store i32 0, ptr %18, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #5
  %58 = load ptr, ptr %6, align 8, !tbaa !9
  %59 = load i32, ptr %16, align 4, !tbaa !5
  %60 = sext i32 %59 to i64
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %58, i64 noundef %60) #5
  %62 = load i32, ptr %61, align 4, !tbaa !5
  %63 = load ptr, ptr %6, align 8, !tbaa !9
  %64 = load i32, ptr %16, align 4, !tbaa !5
  %65 = sub nsw i32 %64, 1
  %66 = sext i32 %65 to i64
  %67 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %63, i64 noundef %66) #5
  %68 = load i32, ptr %67, align 4, !tbaa !5
  %69 = sub nsw i32 %62, %68
  %70 = sub nsw i32 %69, 1
  store i32 %70, ptr %19, align 4, !tbaa !5
  %71 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %18, ptr noundef nonnull align 4 dereferenceable(4) %19)
          to label %72 unwind label %88

72:                                               ; preds = %57
  %73 = load i32, ptr %71, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #5
  store i32 %73, ptr %17, align 4, !tbaa !5
  %74 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %17, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %75 unwind label %92

75:                                               ; preds = %72
  %76 = load i32, ptr %74, align 4, !tbaa !5
  store i32 %76, ptr %7, align 4, !tbaa !5
  %77 = load i32, ptr %16, align 4, !tbaa !5
  %78 = icmp sgt i32 %77, 1
  br i1 %78, label %79, label %96

79:                                               ; preds = %75
  %80 = load i32, ptr %16, align 4, !tbaa !5
  %81 = add nsw i32 %80, 1
  %82 = load i32, ptr %4, align 4, !tbaa !5
  %83 = icmp slt i32 %81, %82
  br i1 %83, label %84, label %96

84:                                               ; preds = %79
  %85 = load i32, ptr %17, align 4, !tbaa !5
  %86 = add nsw i32 %85, 1
  %87 = sdiv i32 %86, 2
  store i32 %87, ptr %17, align 4, !tbaa !5
  br label %96

88:                                               ; preds = %57
  %89 = landingpad { ptr, i32 }
          cleanup
  %90 = extractvalue { ptr, i32 } %89, 0
  store ptr %90, ptr %11, align 8
  %91 = extractvalue { ptr, i32 } %89, 1
  store i32 %91, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #5
  br label %107

92:                                               ; preds = %101, %97, %96, %72
  %93 = landingpad { ptr, i32 }
          cleanup
  %94 = extractvalue { ptr, i32 } %93, 0
  store ptr %94, ptr %11, align 8
  %95 = extractvalue { ptr, i32 } %93, 1
  store i32 %95, ptr %12, align 4
  br label %107

96:                                               ; preds = %84, %79, %75
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25) %9, ptr noundef nonnull align 4 dereferenceable(4) %17)
          to label %97 unwind label %92

97:                                               ; preds = %96
  %98 = invoke noundef i64 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) %9)
          to label %99 unwind label %92

99:                                               ; preds = %97
  %100 = icmp ugt i64 %98, 2
  br i1 %100, label %101, label %103

101:                                              ; preds = %99
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %9)
          to label %102 unwind label %92

102:                                              ; preds = %101
  br label %103

103:                                              ; preds = %102, %99
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  br label %104

104:                                              ; preds = %103
  %105 = load i32, ptr %16, align 4, !tbaa !5
  %106 = add nsw i32 %105, 1
  store i32 %106, ptr %16, align 4, !tbaa !5
  br label %40, !llvm.loop !11

107:                                              ; preds = %92, %88
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  br label %128

108:                                              ; preds = %44
  br label %109

109:                                              ; preds = %119, %108
  %110 = invoke noundef zeroext i1 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25) %9)
          to label %111 unwind label %53

111:                                              ; preds = %109
  %112 = xor i1 %110, true
  br i1 %112, label %113, label %120

113:                                              ; preds = %111
  %114 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3topEv(ptr noundef nonnull align 8 dereferenceable(25) %9)
          to label %115 unwind label %53

115:                                              ; preds = %113
  %116 = load i32, ptr %114, align 4, !tbaa !5
  %117 = load i32, ptr %8, align 4, !tbaa !5
  %118 = add nsw i32 %117, %116
  store i32 %118, ptr %8, align 4, !tbaa !5
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %9)
          to label %119 unwind label %53

119:                                              ; preds = %115
  br label %109, !llvm.loop !13

120:                                              ; preds = %111
  %121 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %122 unwind label %53

122:                                              ; preds = %120
  %123 = load i32, ptr %121, align 4, !tbaa !5
  %124 = sitofp i32 %123 to double
  %125 = load i32, ptr %5, align 4, !tbaa !5
  %126 = sitofp i32 %125 to double
  %127 = fdiv double %124, %126
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  ret double %127

128:                                              ; preds = %107, %53, %49, %45
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %129

129:                                              ; preds = %128
  %130 = load ptr, ptr %11, align 8
  %131 = load i32, ptr %12, align 4
  %132 = insertvalue { ptr, i32 } poison, ptr %130, 0
  %133 = insertvalue { ptr, i32 } %132, i32 %131, 1
  resume { ptr, i32 } %133
}

; 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 @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 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) #1

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) #3

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(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 @_ZSt3maxIiERKT_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(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #4 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 = 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"

%"class.std::priority_queue" = type <{ %"class.std::vector", [8 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef double @_Z12closest_pickiiRSt6vectorIiSaIiEE(i32 noundef %0, i32 noundef %1, ptr noundef nonnull align 8 dereferenceable(24) %2) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::priority_queue", align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #5
  store i32 0, ptr %5, align 4, !tbaa !5
  store i32 0, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #5
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(25) %6)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #5
  store i32 0, ptr %7, align 4, !tbaa !5
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %12 unwind label %37

12:                                               ; preds = %3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #5
  %13 = add nsw i32 %1, 1
  store i32 %13, ptr %8, align 4, !tbaa !5
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %14 unwind label %39

14:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  %15 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  %16 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  %17 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %16, ptr %17)
          to label %.preheader24 unwind label %.loopexit.split-lp

.preheader24:                                     ; preds = %14
  %18 = trunc i64 %15 to i32
  %19 = icmp sgt i32 %18, 1
  br i1 %19, label %20, label %.preheader.preheader

20:                                               ; preds = %.preheader24
  %21 = and i64 %15, 2147483647
  %wide.trip.count = and i64 %15, 2147483647
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #5
  store i32 0, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #5
  %22 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef 1) #5
  %23 = load i32, ptr %22, align 4, !tbaa !5
  %24 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef 0) #5
  %25 = load i32, ptr %24, align 4, !tbaa !5
  %26 = xor i32 %25, -1
  %27 = add i32 %23, %26
  store i32 %27, ptr %11, align 4, !tbaa !5
  %28 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 4 dereferenceable(4) %11)
  %29 = load i32, ptr %28, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #5
  store i32 %29, ptr %9, align 4, !tbaa !5
  %30 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %9, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %31 = load i32, ptr %30, align 4, !tbaa !5
  store i32 %31, ptr %4, align 4, !tbaa !5
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25) %6, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %32 unwind label %.loopexit.split-lp29

32:                                               ; preds = %20
  %33 = call noundef i64 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) %6)
  %34 = icmp ugt i64 %33, 2
  br i1 %34, label %35, label %36

35:                                               ; preds = %32
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %6)
          to label %36 unwind label %.loopexit.split-lp29

36:                                               ; preds = %35, %32
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #5
  %exitcond.peel.not = icmp eq i64 %wide.trip.count, 2
  br i1 %exitcond.peel.not, label %.preheader.preheader, label %.lr.ph

37:                                               ; preds = %3
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  br label %76

39:                                               ; preds = %12
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  br label %76

.loopexit:                                        ; preds = %66
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %76

.loopexit.split-lp:                               ; preds = %14
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %76

.lr.ph:                                           ; preds = %36, %63
  %indvars.iv = phi i64 [ %indvars.iv.next, %63 ], [ 2, %36 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #5
  store i32 0, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #5
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #5
  %42 = load i32, ptr %41, align 4, !tbaa !5
  %43 = add nsw i64 %indvars.iv, -1
  %44 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %43) #5
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = xor i32 %45, -1
  %47 = add i32 %42, %46
  store i32 %47, ptr %11, align 4, !tbaa !5
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 4 dereferenceable(4) %11)
  %49 = load i32, ptr %48, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #5
  store i32 %49, ptr %9, align 4, !tbaa !5
  %50 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %9, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %51 = load i32, ptr %50, align 4, !tbaa !5
  store i32 %51, ptr %4, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %52 = icmp ult i64 %indvars.iv.next, %21
  br i1 %52, label %53, label %58

53:                                               ; preds = %.lr.ph
  %54 = load i32, ptr %9, align 4, !tbaa !5
  %55 = add nsw i32 %54, 1
  %56 = sdiv i32 %55, 2
  store i32 %56, ptr %9, align 4, !tbaa !5
  br label %58

.loopexit28:                                      ; preds = %58, %62
  %lpad.loopexit30 = landingpad { ptr, i32 }
          cleanup
  br label %57

.loopexit.split-lp29:                             ; preds = %20, %35
  %lpad.loopexit.split-lp31 = landingpad { ptr, i32 }
          cleanup
  br label %57

57:                                               ; preds = %.loopexit.split-lp29, %.loopexit28
  %lpad.phi = phi { ptr, i32 } [ %lpad.loopexit30, %.loopexit28 ], [ %lpad.loopexit.split-lp31, %.loopexit.split-lp29 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #5
  br label %76

58:                                               ; preds = %53, %.lr.ph
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25) %6, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %59 unwind label %.loopexit28

59:                                               ; preds = %58
  %60 = call noundef i64 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) %6)
  %61 = icmp ugt i64 %60, 2
  br i1 %61, label %62, label %63

62:                                               ; preds = %59
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %6)
          to label %63 unwind label %.loopexit28

63:                                               ; preds = %62, %59
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #5
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.preheader.preheader, label %.lr.ph, !llvm.loop !9

.preheader.preheader:                             ; preds = %63, %36, %.preheader24
  br label %.preheader

.preheader:                                       ; preds = %.preheader.preheader, %66
  %64 = phi i32 [ %69, %66 ], [ 0, %.preheader.preheader ]
  %65 = call noundef zeroext i1 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25) %6)
  br i1 %65, label %70, label %66

66:                                               ; preds = %.preheader
  %67 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3topEv(ptr noundef nonnull align 8 dereferenceable(25) %6)
  %68 = load i32, ptr %67, align 4, !tbaa !5
  %69 = add nsw i32 %64, %68
  store i32 %69, ptr %5, align 4, !tbaa !5
  invoke void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25) %6)
          to label %.preheader unwind label %.loopexit, !llvm.loop !12

70:                                               ; preds = %.preheader
  %71 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %72 = load i32, ptr %71, align 4, !tbaa !5
  %73 = sitofp i32 %72 to double
  %74 = sitofp i32 %1 to double
  %75 = fdiv double %73, %74
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %6) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #5
  ret double %75

76:                                               ; preds = %.loopexit, %.loopexit.split-lp, %57, %39, %37
  %.pn = phi { ptr, i32 } [ %lpad.phi, %57 ], [ %40, %39 ], [ %38, %37 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25) %6) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 4, 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 @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 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) #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: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) local_unnamed_addr #3

; 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 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 #4

; 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: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(25), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt14priority_queueIiSt6vectorIiSaIiEESt7greaterIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(25)) unnamed_addr #4 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, !11}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!"llvm.loop.peeled.count", i32 1}
!12 = distinct !{!12, !10}


; Effective O3 passes: BDCEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopFullUnrollPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SCCPPass,SROAPass,SimplifyCFGPass