; LLVM IR from Mohammed-Shoaib/Coding-Problems :: HackerRank/Algorithms/Medium (M0021)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::allocator" = type { i8 }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }
%"struct.std::pair" = type <{ %"class.std::__cxx11::basic_string", i32, [4 x i8] }>

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z19sherlockAndAnagramsRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %0) #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::unordered_map", align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::__cxx11::basic_string", 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.std::allocator", align 1
  %15 = alloca ptr, align 8
  %16 = alloca i32, align 4
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca ptr, align 8
  %20 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %21 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %22 = alloca %"struct.std::pair", align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  store i32 0, ptr %3, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.start.p0(i64 56, ptr %5) #5
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %23

23:                                               ; preds = %87, %1
  %24 = load i32, ptr %6, align 4, !tbaa !9
  %25 = sext i32 %24 to i64
  %26 = load ptr, ptr %2, align 8, !tbaa !5
  %27 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %26) #5
  %28 = icmp ult i64 %25, %27
  br i1 %28, label %30, label %29

29:                                               ; preds = %23
  store i32 2, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %90

30:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  %31 = load i32, ptr %6, align 4, !tbaa !9
  %32 = add nsw i32 %31, 1
  store i32 %32, ptr %8, align 4, !tbaa !9
  br label %33

33:                                               ; preds = %74, %30
  %34 = load i32, ptr %8, align 4, !tbaa !9
  %35 = sext i32 %34 to i64
  %36 = load ptr, ptr %2, align 8, !tbaa !5
  %37 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %36) #5
  %38 = icmp ule i64 %35, %37
  br i1 %38, label %40, label %39

39:                                               ; preds = %33
  store i32 5, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %86

40:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %41 = load ptr, ptr %2, align 8, !tbaa !5
  %42 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %41) #5
  %43 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %42, ptr %43, align 8
  %44 = load i32, ptr %6, align 4, !tbaa !9
  %45 = sext i32 %44 to i64
  %46 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %11, i64 noundef %45) #5
  %47 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %46, ptr %47, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %48 = load ptr, ptr %2, align 8, !tbaa !5
  %49 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %48) #5
  %50 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %49, ptr %50, align 8
  %51 = load i32, ptr %8, align 4, !tbaa !9
  %52 = sext i32 %51 to i64
  %53 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %13, i64 noundef %52) #5
  %54 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %53, ptr %54, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %14) #5
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #5
  %55 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  %56 = load ptr, ptr %55, align 8
  %57 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  %58 = load ptr, ptr %57, align 8
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcS4_EEvEET_SA_RKS3_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr %56, ptr %58, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %59 unwind label %77

59:                                               ; preds = %40
  %60 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #5
  %61 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  %62 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %61, ptr %62, align 8
  %63 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  %64 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %63, ptr %64, align 8
  %65 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  %66 = load ptr, ptr %65, align 8
  %67 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  %68 = load ptr, ptr %67, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr %66, ptr %68)
          to label %69 unwind label %81

69:                                               ; preds = %59
  %70 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %5, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %71 unwind label %81

71:                                               ; preds = %69
  %72 = load i32, ptr %70, align 4, !tbaa !9
  %73 = add nsw i32 %72, 1
  store i32 %73, ptr %70, align 4, !tbaa !9
  br label %74

74:                                               ; preds = %71
  %75 = load i32, ptr %8, align 4, !tbaa !9
  %76 = add nsw i32 %75, 1
  store i32 %76, ptr %8, align 4, !tbaa !9
  br label %33, !llvm.loop !11

77:                                               ; preds = %40
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %15, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %16, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #5
  br label %85

81:                                               ; preds = %69, %59
  %82 = landingpad { ptr, i32 }
          cleanup
  %83 = extractvalue { ptr, i32 } %82, 0
  store ptr %83, ptr %15, align 8
  %84 = extractvalue { ptr, i32 } %82, 1
  store i32 %84, ptr %16, align 4
  br label %85

85:                                               ; preds = %81, %77
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %122

86:                                               ; preds = %39
  br label %87

87:                                               ; preds = %86
  %88 = load i32, ptr %6, align 4, !tbaa !9
  %89 = add nsw i32 %88, 1
  store i32 %89, ptr %6, align 4, !tbaa !9
  br label %23, !llvm.loop !13

90:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #5
  store ptr %5, ptr %19, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #5
  %91 = load ptr, ptr %19, align 8, !tbaa !5
  %92 = call ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56) %91) #5
  %93 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %20, i32 0, i32 0
  %94 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %93, i32 0, i32 0
  store ptr %92, ptr %94, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #5
  %95 = load ptr, ptr %19, align 8, !tbaa !5
  %96 = call ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %95) #5
  %97 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %21, i32 0, i32 0
  %98 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %97, i32 0, i32 0
  store ptr %96, ptr %98, align 8
  br label %99

99:                                               ; preds = %114, %90
  %100 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8) %20, ptr noundef nonnull align 8 dereferenceable(8) %21) #5
  br i1 %100, label %102, label %101

101:                                              ; preds = %99
  store i32 8, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %120

102:                                              ; preds = %99
  call void @llvm.lifetime.start.p0(i64 40, ptr %22) #5
  %103 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZNKSt8__detail14_Node_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb0ELb1EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #5
  invoke void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEC2ERKS7_(ptr noundef nonnull align 8 dereferenceable(36) %22, ptr noundef nonnull align 8 dereferenceable(36) %103)
          to label %104 unwind label %116

104:                                              ; preds = %102
  %105 = getelementptr inbounds %"struct.std::pair", ptr %22, i32 0, i32 1
  %106 = load i32, ptr %105, align 8, !tbaa !14
  %107 = getelementptr inbounds %"struct.std::pair", ptr %22, i32 0, i32 1
  %108 = load i32, ptr %107, align 8, !tbaa !14
  %109 = sub nsw i32 %108, 1
  %110 = mul nsw i32 %106, %109
  %111 = sdiv i32 %110, 2
  %112 = load i32, ptr %3, align 4, !tbaa !9
  %113 = add nsw i32 %112, %111
  store i32 %113, ptr %3, align 4, !tbaa !9
  call void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %22) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr %22) #5
  br label %114

114:                                              ; preds = %104
  %115 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb0ELb1EEppEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #5
  br label %99

116:                                              ; preds = %102
  %117 = landingpad { ptr, i32 }
          cleanup
  %118 = extractvalue { ptr, i32 } %117, 0
  store ptr %118, ptr %15, align 8
  %119 = extractvalue { ptr, i32 } %117, 1
  store i32 %119, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 40, ptr %22) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %122

120:                                              ; preds = %101
  %121 = load i32, ptr %3, align 4, !tbaa !9
  store i32 1, ptr %7, align 4
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %5) #5
  call void @llvm.lifetime.end.p0(i64 56, ptr %5) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  ret i32 %121

122:                                              ; preds = %116, %85
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %5) #5
  call void @llvm.lifetime.end.p0(i64 56, ptr %5) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %123

123:                                              ; preds = %122
  %124 = load ptr, ptr %15, align 8
  %125 = load i32, ptr %16, align 4
  %126 = insertvalue { ptr, i32 } poison, ptr %124, 0
  %127 = insertvalue { ptr, i32 } %126, i32 %125, 1
  resume { ptr, i32 } %127
}

; 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 void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcS4_EEvEET_SA_RKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(36) ptr @_ZNKSt8__detail14_Node_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb0ELb1EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEC2ERKS7_(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb0ELb1EEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) 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 = !{!"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 = !{!15, !10, i64 32}
!15 = !{!"_ZTSSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiE", !16, i64 0, !10, i64 32}
!16 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !17, i64 0, !18, i64 8, !7, i64 16}
!17 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!18 = !{!"long", !7, i64 0}


; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::allocator" = type { i8 }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }
%"struct.std::pair" = type <{ %"class.std::__cxx11::basic_string", i32, [4 x i8] }>

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z19sherlockAndAnagramsRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %0) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::unordered_map", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %9 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %10 = alloca %"struct.std::pair", align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3) #5
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #5
  %11 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  %.not37 = icmp eq i64 %11, 0
  br i1 %.not37, label %._crit_edge, label %.lr.ph32

.loopexit:                                        ; preds = %29, %.lr.ph32
  %12 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  %13 = icmp ugt i64 %12, %indvars.iv.next42
  %indvars.iv.next = add i64 %indvars.iv, 1
  br i1 %13, label %.lr.ph32, label %._crit_edge, !llvm.loop !5

._crit_edge:                                      ; preds = %.loopexit, %1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %14 = call ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56) %3) #5
  store ptr %14, ptr %8, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %15 = call ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %3) #5
  store ptr %15, ptr %9, align 8
  %16 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  br i1 %16, label %.lr.ph35, label %._crit_edge36

.lr.ph35:                                         ; preds = %._crit_edge
  %17 = getelementptr inbounds i8, ptr %10, i64 32
  br label %37

.lr.ph32:                                         ; preds = %1, %.loopexit
  %indvars.iv41 = phi i64 [ %indvars.iv.next42, %.loopexit ], [ 0, %1 ]
  %indvars.iv = phi i64 [ %indvars.iv.next, %.loopexit ], [ 1, %1 ]
  %indvars.iv.next42 = add nuw nsw i64 %indvars.iv41, 1
  %18 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  %.not29.not = icmp ugt i64 %18, %indvars.iv41
  br i1 %.not29.not, label %.lr.ph, label %.loopexit

.lr.ph:                                           ; preds = %.lr.ph32, %29
  %indvars.iv38 = phi i64 [ %indvars.iv.next39, %29 ], [ %indvars.iv, %.lr.ph32 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %19 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  store ptr %19, ptr %5, align 8
  %20 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %5, i64 noundef %indvars.iv41) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  %21 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  store ptr %21, ptr %6, align 8
  %22 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %6, i64 noundef %indvars.iv38) #5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #5
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcS4_EEvEET_SA_RKS3_(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr %20, ptr %22, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %23 unwind label %33

23:                                               ; preds = %.lr.ph
  %24 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  %25 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %26 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr %25, ptr %26)
          to label %27 unwind label %35

27:                                               ; preds = %23
  %28 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %29 unwind label %35

29:                                               ; preds = %27
  %30 = load i32, ptr %28, align 4, !tbaa !7
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %28, align 4, !tbaa !7
  %indvars.iv.next39 = add nuw nsw i64 %indvars.iv38, 1
  %32 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  %.not.not = icmp ugt i64 %32, %indvars.iv38
  br i1 %.not.not, label %.lr.ph, label %.loopexit, !llvm.loop !11

33:                                               ; preds = %.lr.ph
  %34 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  br label %49

35:                                               ; preds = %27, %23
  %36 = landingpad { ptr, i32 }
          cleanup
  br label %49

._crit_edge36:                                    ; preds = %39, %._crit_edge
  %.0.lcssa = phi i32 [ 0, %._crit_edge ], [ %44, %39 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #5
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  ret i32 %.0.lcssa

37:                                               ; preds = %.lr.ph35, %39
  %.033 = phi i32 [ 0, %.lr.ph35 ], [ %44, %39 ]
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %10) #5
  %38 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZNKSt8__detail14_Node_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb0ELb1EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  invoke void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEC2ERKS7_(ptr noundef nonnull align 8 dereferenceable(36) %10, ptr noundef nonnull align 8 dereferenceable(36) %38)
          to label %39 unwind label %47

39:                                               ; preds = %37
  %40 = load i32, ptr %17, align 8, !tbaa !12
  %41 = add nsw i32 %40, -1
  %42 = mul nsw i32 %41, %40
  %43 = sdiv i32 %42, 2
  %44 = add nsw i32 %43, %.033
  call void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %10) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %10) #5
  %45 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb0ELb1EEppEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  %46 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  br i1 %46, label %37, label %._crit_edge36

47:                                               ; preds = %37
  %48 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  br label %49

49:                                               ; preds = %33, %35, %47
  %.pn.pn = phi { ptr, i32 } [ %48, %47 ], [ %36, %35 ], [ %34, %33 ]
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #5
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  resume { ptr, i32 } %.pn.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 void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcS4_EEvEET_SA_RKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr, ptr) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(36) ptr @_ZNKSt8__detail14_Node_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb0ELb1EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEC2ERKS7_(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb0ELb1EEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}
!7 = !{!8, !8, i64 0}
!8 = !{!"int", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = distinct !{!11, !6}
!12 = !{!13, !8, i64 32}
!13 = !{!"_ZTSSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiE", !14, i64 0, !8, i64 32}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !15, i64 0, !17, i64 8, !9, i64 16}
!15 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !16, i64 0}
!16 = !{!"any pointer", !9, i64 0}
!17 = !{!"long", !9, i64 0}


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