; LLVM IR from UtkarshPathrabe/Competitive-Coding :: HackerRank Solutions/Algorithms/Arrays And Sorting/Insertion Sort Advanced Analysi_6417d90d (Z9MergeSortRSt6vectorIiSaIiEE)

; 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<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.std::allocator" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_Z9MergeSortRSt6vectorIiSaIiEE(ptr noundef nonnull align 8 dereferenceable(24) %0) #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca i64, align 8
  %3 = alloca ptr, align 8
  %4 = alloca i64, align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::vector", align 8
  %11 = alloca %"class.std::allocator", align 1
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %22 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %23 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %24 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %25 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %26 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %27 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %28 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %29 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %30 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %31 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %32 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %33 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %34 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %35 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %36 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %37 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %38 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %39 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %40 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  %41 = load ptr, ptr %3, align 8, !tbaa !5
  %42 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %41) #6
  %43 = icmp ule i64 %42, 1
  br i1 %43, label %44, label %45

44:                                               ; preds = %1
  store i64 0, ptr %2, align 8
  br label %205

45:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #6
  store i64 0, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  %46 = load ptr, ptr %3, align 8, !tbaa !5
  %47 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %46) #6
  %48 = udiv i64 %47, 2
  %49 = trunc i64 %48 to i32
  store i32 %49, ptr %5, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #6
  %50 = load i32, ptr %5, align 4, !tbaa !11
  %51 = sext i32 %50 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %51, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %52 unwind label %140

52:                                               ; preds = %45
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #6
  %53 = load ptr, ptr %3, align 8, !tbaa !5
  %54 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %53) #6
  %55 = load i32, ptr %5, align 4, !tbaa !11
  %56 = sext i32 %55 to i64
  %57 = sub i64 %54, %56
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %57, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %58 unwind label %144

58:                                               ; preds = %52
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  call void @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %12) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #6
  call void @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %13) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  call void @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %14) #6
  %59 = load ptr, ptr %3, align 8, !tbaa !5
  %60 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %59) #6
  %61 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %60, ptr %61, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #6
  %62 = load ptr, ptr %3, align 8, !tbaa !5
  %63 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %62) #6
  %64 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %63, ptr %64, align 8
  %65 = load i32, ptr %5, align 4, !tbaa !11
  %66 = sext i32 %65 to i64
  %67 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %17, i64 noundef %66) #6
  %68 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %67, ptr %68, align 8
  %69 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  %70 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %69, ptr %70, align 8
  %71 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  %72 = load ptr, ptr %71, align 8
  %73 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  %74 = load ptr, ptr %73, align 8
  %75 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  %76 = load ptr, ptr %75, align 8
  %77 = invoke ptr @_ZSt4copyIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEES6_ET0_T_S8_S7_(ptr %72, ptr %74, ptr %76)
          to label %78 unwind label %148

78:                                               ; preds = %58
  %79 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %77, ptr %79, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #6
  %80 = load ptr, ptr %3, align 8, !tbaa !5
  %81 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %80) #6
  %82 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  store ptr %81, ptr %82, align 8
  %83 = load i32, ptr %5, align 4, !tbaa !11
  %84 = sext i32 %83 to i64
  %85 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %21, i64 noundef %84) #6
  %86 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %85, ptr %86, align 8
  %87 = load ptr, ptr %3, align 8, !tbaa !5
  %88 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %87) #6
  %89 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %22, i32 0, i32 0
  store ptr %88, ptr %89, align 8
  %90 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  %91 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %23, i32 0, i32 0
  store ptr %90, ptr %91, align 8
  %92 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  %93 = load ptr, ptr %92, align 8
  %94 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %22, i32 0, i32 0
  %95 = load ptr, ptr %94, align 8
  %96 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %23, i32 0, i32 0
  %97 = load ptr, ptr %96, align 8
  %98 = invoke ptr @_ZSt4copyIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEES6_ET0_T_S8_S7_(ptr %93, ptr %95, ptr %97)
          to label %99 unwind label %152

99:                                               ; preds = %78
  %100 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %24, i32 0, i32 0
  store ptr %98, ptr %100, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #6
  %101 = invoke noundef i64 @_Z9MergeSortRSt6vectorIiSaIiEE(ptr noundef nonnull align 8 dereferenceable(24) %6)
          to label %102 unwind label %156

102:                                              ; preds = %99
  %103 = load i64, ptr %4, align 8, !tbaa !9
  %104 = add nsw i64 %103, %101
  store i64 %104, ptr %4, align 8, !tbaa !9
  %105 = invoke noundef i64 @_Z9MergeSortRSt6vectorIiSaIiEE(ptr noundef nonnull align 8 dereferenceable(24) %10)
          to label %106 unwind label %156

106:                                              ; preds = %102
  %107 = load i64, ptr %4, align 8, !tbaa !9
  %108 = add nsw i64 %107, %105
  store i64 %108, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #6
  %109 = load ptr, ptr %3, align 8, !tbaa !5
  %110 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %109) #6
  %111 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %25, i32 0, i32 0
  store ptr %110, ptr %111, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %12, ptr align 8 %25, i64 8, i1 false), !tbaa.struct !13
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #6
  %112 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  %113 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %26, i32 0, i32 0
  store ptr %112, ptr %113, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %13, ptr align 8 %26, i64 8, i1 false), !tbaa.struct !13
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %27) #6
  %114 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  %115 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %27, i32 0, i32 0
  store ptr %114, ptr %115, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %14, ptr align 8 %27, i64 8, i1 false), !tbaa.struct !13
  call void @llvm.lifetime.end.p0(i64 8, ptr %27) #6
  br label %116

116:                                              ; preds = %173, %106
  call void @llvm.lifetime.start.p0(i64 8, ptr %28) #6
  %117 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  %118 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %28, i32 0, i32 0
  store ptr %117, ptr %118, align 8
  %119 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %28) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %29) #6
  br i1 %119, label %120, label %124

120:                                              ; preds = %116
  %121 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  %122 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %29, i32 0, i32 0
  store ptr %121, ptr %122, align 8
  %123 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %29) #6
  br label %124

124:                                              ; preds = %120, %116
  %125 = phi i1 [ false, %116 ], [ %123, %120 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr %29) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %28) #6
  br i1 %125, label %126, label %174

126:                                              ; preds = %124
  %127 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #6
  %128 = load i32, ptr %127, align 4, !tbaa !11
  %129 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #6
  %130 = load i32, ptr %129, align 4, !tbaa !11
  %131 = icmp sle i32 %128, %130
  br i1 %131, label %132, label %160

132:                                              ; preds = %126
  call void @llvm.lifetime.start.p0(i64 8, ptr %30) #6
  %133 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %13, i32 noundef 0) #6
  %134 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %30, i32 0, i32 0
  store ptr %133, ptr %134, align 8
  %135 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %30) #6
  %136 = load i32, ptr %135, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %31) #6
  %137 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %12, i32 noundef 0) #6
  %138 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %31, i32 0, i32 0
  store ptr %137, ptr %138, align 8
  %139 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %31) #6
  store i32 %136, ptr %139, align 4, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 8, ptr %31) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %30) #6
  br label %173

140:                                              ; preds = %45
  %141 = landingpad { ptr, i32 }
          cleanup
  %142 = extractvalue { ptr, i32 } %141, 0
  store ptr %142, ptr %8, align 8
  %143 = extractvalue { ptr, i32 } %141, 1
  store i32 %143, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #6
  br label %204

144:                                              ; preds = %52
  %145 = landingpad { ptr, i32 }
          cleanup
  %146 = extractvalue { ptr, i32 } %145, 0
  store ptr %146, ptr %8, align 8
  %147 = extractvalue { ptr, i32 } %145, 1
  store i32 %147, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  br label %203

148:                                              ; preds = %58
  %149 = landingpad { ptr, i32 }
          cleanup
  %150 = extractvalue { ptr, i32 } %149, 0
  store ptr %150, ptr %8, align 8
  %151 = extractvalue { ptr, i32 } %149, 1
  store i32 %151, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #6
  br label %202

152:                                              ; preds = %78
  %153 = landingpad { ptr, i32 }
          cleanup
  %154 = extractvalue { ptr, i32 } %153, 0
  store ptr %154, ptr %8, align 8
  %155 = extractvalue { ptr, i32 } %153, 1
  store i32 %155, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #6
  br label %202

156:                                              ; preds = %102, %99
  %157 = landingpad { ptr, i32 }
          cleanup
  %158 = extractvalue { ptr, i32 } %157, 0
  store ptr %158, ptr %8, align 8
  %159 = extractvalue { ptr, i32 } %157, 1
  store i32 %159, ptr %9, align 4
  br label %202

160:                                              ; preds = %126
  call void @llvm.lifetime.start.p0(i64 8, ptr %32) #6
  %161 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  %162 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %32, i32 0, i32 0
  store ptr %161, ptr %162, align 8
  %163 = call noundef i64 @_ZN9__gnu_cxxmiIPiSt6vectorIiSaIiEEEENS_17__normal_iteratorIT_T0_E15difference_typeERKS8_SB_(ptr noundef nonnull align 8 dereferenceable(8) %32, ptr noundef nonnull align 8 dereferenceable(8) %13) #6
  %164 = load i64, ptr %4, align 8, !tbaa !9
  %165 = add nsw i64 %164, %163
  store i64 %165, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %32) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %33) #6
  %166 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %14, i32 noundef 0) #6
  %167 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %33, i32 0, i32 0
  store ptr %166, ptr %167, align 8
  %168 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %33) #6
  %169 = load i32, ptr %168, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %34) #6
  %170 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %12, i32 noundef 0) #6
  %171 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %34, i32 0, i32 0
  store ptr %170, ptr %171, align 8
  %172 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %34) #6
  store i32 %169, ptr %172, align 4, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 8, ptr %34) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %33) #6
  br label %173

173:                                              ; preds = %160, %132
  br label %116, !llvm.loop !14

174:                                              ; preds = %124
  br label %175

175:                                              ; preds = %179, %174
  call void @llvm.lifetime.start.p0(i64 8, ptr %35) #6
  %176 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  %177 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %35, i32 0, i32 0
  store ptr %176, ptr %177, align 8
  %178 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %35) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %35) #6
  br i1 %178, label %179, label %187

179:                                              ; preds = %175
  call void @llvm.lifetime.start.p0(i64 8, ptr %36) #6
  %180 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %13, i32 noundef 0) #6
  %181 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %36, i32 0, i32 0
  store ptr %180, ptr %181, align 8
  %182 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %36) #6
  %183 = load i32, ptr %182, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %37) #6
  %184 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %12, i32 noundef 0) #6
  %185 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %37, i32 0, i32 0
  store ptr %184, ptr %185, align 8
  %186 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %37) #6
  store i32 %183, ptr %186, align 4, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 8, ptr %37) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %36) #6
  br label %175, !llvm.loop !16

187:                                              ; preds = %175
  br label %188

188:                                              ; preds = %192, %187
  call void @llvm.lifetime.start.p0(i64 8, ptr %38) #6
  %189 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  %190 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %38, i32 0, i32 0
  store ptr %189, ptr %190, align 8
  %191 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %38) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %38) #6
  br i1 %191, label %192, label %200

192:                                              ; preds = %188
  call void @llvm.lifetime.start.p0(i64 8, ptr %39) #6
  %193 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %14, i32 noundef 0) #6
  %194 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %39, i32 0, i32 0
  store ptr %193, ptr %194, align 8
  %195 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %39) #6
  %196 = load i32, ptr %195, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %40) #6
  %197 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %12, i32 noundef 0) #6
  %198 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %40, i32 0, i32 0
  store ptr %197, ptr %198, align 8
  %199 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %40) #6
  store i32 %196, ptr %199, align 4, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 8, ptr %40) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %39) #6
  br label %188, !llvm.loop !17

200:                                              ; preds = %188
  %201 = load i64, ptr %4, align 8, !tbaa !9
  store i64 %201, ptr %2, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  br label %205

202:                                              ; preds = %156, %152, %148
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  br label %203

203:                                              ; preds = %202, %144
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  br label %204

204:                                              ; preds = %203, %140
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  br label %207

205:                                              ; preds = %200, %44
  %206 = load i64, ptr %2, align 8
  ret i64 %206

207:                                              ; preds = %204
  %208 = load ptr, ptr %8, align 8
  %209 = load i32, ptr %9, align 4
  %210 = insertvalue { ptr, i32 } poison, ptr %208, 0
  %211 = insertvalue { ptr, i32 } %210, i32 %209, 1
  resume { ptr, i32 } %211
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #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) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt4copyIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEES6_ET0_T_S8_S7_(ptr, ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZN9__gnu_cxxmiIPiSt6vectorIiSaIiEEEENS_17__normal_iteratorIT_T0_E15difference_typeERKS8_SB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 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 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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 #6 = { 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 = !{!"long long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{i64 0, i64 8, !5}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}
!17 = distinct !{!17, !15}


; 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<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.std::allocator" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_Z9MergeSortRSt6vectorIiSaIiEE(ptr noundef nonnull align 8 dereferenceable(24) %0) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %22 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %23 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %24 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %25 = icmp ult i64 %24, 2
  br i1 %25, label %112, label %26

26:                                               ; preds = %1
  %27 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #5
  %28 = shl i64 %27, 31
  %29 = ashr i64 %28, 32
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %29, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %30 unwind label %69

30:                                               ; preds = %26
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #5
  %31 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %32 = sub i64 %31, %29
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %32, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %33 unwind label %71

33:                                               ; preds = %30
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  call void @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  call void @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  call void @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  %34 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %35 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %35, ptr %9, align 8
  %36 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %9, i64 noundef %29) #5
  %37 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  %38 = invoke ptr @_ZSt4copyIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEES6_ET0_T_S8_S7_(ptr %34, ptr %36, ptr %37)
          to label %39 unwind label %73

39:                                               ; preds = %33
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %40 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %40, ptr %10, align 8
  %41 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %10, i64 noundef %29) #5
  %42 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %43 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  %44 = invoke ptr @_ZSt4copyIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEES6_ET0_T_S8_S7_(ptr %41, ptr %42, ptr %43)
          to label %45 unwind label %75

45:                                               ; preds = %39
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  %46 = invoke noundef i64 @_Z9MergeSortRSt6vectorIiSaIiEE(ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %47 unwind label %77

47:                                               ; preds = %45
  %48 = invoke noundef i64 @_Z9MergeSortRSt6vectorIiSaIiEE(ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %49 unwind label %77

49:                                               ; preds = %47
  %50 = add nsw i64 %48, %46
  %51 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %51, ptr %6, align 8, !tbaa !5
  %52 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  store ptr %52, ptr %7, align 8, !tbaa !5
  %53 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  store ptr %53, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  %54 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  store ptr %54, ptr %11, align 8
  %55 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #5
  br i1 %55, label %.lr.ph, label %.critedge

.lr.ph:                                           ; preds = %49, %88
  %.02839 = phi i64 [ %.1, %88 ], [ %50, %49 ]
  %56 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  store ptr %56, ptr %12, align 8
  %57 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  br i1 %57, label %58, label %.loopexit

58:                                               ; preds = %.lr.ph
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  %60 = load i32, ptr %59, align 4, !tbaa !9
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  %62 = load i32, ptr %61, align 4, !tbaa !9
  %.not = icmp sgt i32 %60, %62
  br i1 %.not, label %79, label %63

63:                                               ; preds = %58
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #5
  %64 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef 0) #5
  store ptr %64, ptr %13, align 8
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #5
  %66 = load i32, ptr %65, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %14) #5
  %67 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %6, i32 noundef 0) #5
  store ptr %67, ptr %14, align 8
  %68 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  store i32 %66, ptr %68, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #5
  br label %88

69:                                               ; preds = %26
  %70 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  br label %111

71:                                               ; preds = %30
  %72 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  br label %110

73:                                               ; preds = %33
  %74 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  br label %109

75:                                               ; preds = %39
  %76 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  br label %109

77:                                               ; preds = %47, %45
  %78 = landingpad { ptr, i32 }
          cleanup
  br label %109

79:                                               ; preds = %58
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #5
  %80 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  store ptr %80, ptr %15, align 8
  %81 = call noundef i64 @_ZN9__gnu_cxxmiIPiSt6vectorIiSaIiEEEENS_17__normal_iteratorIT_T0_E15difference_typeERKS8_SB_(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  %82 = add nsw i64 %81, %.02839
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %16) #5
  %83 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %8, i32 noundef 0) #5
  store ptr %83, ptr %16, align 8
  %84 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #5
  %85 = load i32, ptr %84, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %17) #5
  %86 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %6, i32 noundef 0) #5
  store ptr %86, ptr %17, align 8
  %87 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %17) #5
  store i32 %85, ptr %87, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #5
  br label %88

88:                                               ; preds = %79, %63
  %.1 = phi i64 [ %.02839, %63 ], [ %82, %79 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  %89 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  store ptr %89, ptr %11, align 8
  %90 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #5
  br i1 %90, label %.lr.ph, label %.critedge, !llvm.loop !11

.critedge:                                        ; preds = %88, %49
  %.028.lcssa = phi i64 [ %50, %49 ], [ %.1, %88 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  br label %.loopexit

.loopexit:                                        ; preds = %.lr.ph, %.critedge
  %.02838 = phi i64 [ %.028.lcssa, %.critedge ], [ %.02839, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %18) #5
  %91 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  store ptr %91, ptr %18, align 8
  %92 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %18) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %18) #5
  br i1 %92, label %.lr.ph40, label %.preheader

.preheader:                                       ; preds = %.lr.ph40, %.loopexit
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %21) #5
  %93 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  store ptr %93, ptr %21, align 8
  %94 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %21) #5
  br i1 %94, label %.lr.ph41, label %._crit_edge

.lr.ph40:                                         ; preds = %.loopexit, %.lr.ph40
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %19) #5
  %95 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef 0) #5
  store ptr %95, ptr %19, align 8
  %96 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #5
  %97 = load i32, ptr %96, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %20) #5
  %98 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %6, i32 noundef 0) #5
  store ptr %98, ptr %20, align 8
  %99 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #5
  store i32 %97, ptr %99, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %20) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %19) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %18) #5
  %100 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  store ptr %100, ptr %18, align 8
  %101 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %18) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %18) #5
  br i1 %101, label %.lr.ph40, label %.preheader, !llvm.loop !13

.lr.ph41:                                         ; preds = %.preheader, %.lr.ph41
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %22) #5
  %102 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %8, i32 noundef 0) #5
  store ptr %102, ptr %22, align 8
  %103 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %22) #5
  %104 = load i32, ptr %103, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %23) #5
  %105 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %6, i32 noundef 0) #5
  store ptr %105, ptr %23, align 8
  %106 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %23) #5
  store i32 %104, ptr %106, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %23) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %22) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %21) #5
  %107 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  store ptr %107, ptr %21, align 8
  %108 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %21) #5
  br i1 %108, label %.lr.ph41, label %._crit_edge, !llvm.loop !14

._crit_edge:                                      ; preds = %.lr.ph41, %.preheader
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  br label %112

109:                                              ; preds = %77, %75, %73
  %.pn = phi { ptr, i32 } [ %78, %77 ], [ %76, %75 ], [ %74, %73 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  br label %110

110:                                              ; preds = %109, %71
  %.pn.pn = phi { ptr, i32 } [ %.pn, %109 ], [ %72, %71 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  br label %111

111:                                              ; preds = %110, %69
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %110 ], [ %70, %69 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  resume { ptr, i32 } %.pn.pn.pn

112:                                              ; preds = %1, %._crit_edge
  %.0 = phi i64 [ %.02838, %._crit_edge ], [ 0, %1 ]
  ret i64 %.0
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) 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) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt4copyIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEES6_ET0_T_S8_S7_(ptr, 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 #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZN9__gnu_cxxmiIPiSt6vectorIiSaIiEEEENS_17__normal_iteratorIT_T0_E15difference_typeERKS8_SB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 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 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


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