; LLVM IR from facebook/redex :: service/regalloc/Interference.ll (ZN8regalloc12interference5Graph7combineEjj)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.regalloc::interference::Graph" = type { %class.UnorderedMap, %class.UnorderedMap.8, %class.UnorderedSet }
%class.UnorderedMap = type { %"class.std::unordered_map" }
%"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.UnorderedMap.8 = type { %"class.std::unordered_map.10" }
%"class.std::unordered_map.10" = type { %"class.std::_Hashtable.11" }
%"class.std::_Hashtable.11" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%class.UnorderedSet = type { %"class.std::unordered_set" }
%"class.std::unordered_set" = type { %"class.std::_Hashtable.31" }
%"class.std::_Hashtable.31" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"class.regalloc::interference::Node" = type { i32, i32, i16, i8, %"class.std::bitset", %"class.sparta::FiniteAbstractDomain", %"class.std::vector" }
%"class.std::bitset" = type { %"struct.std::_Base_bitset" }
%"struct.std::_Base_bitset" = type { i64 }
%"class.sparta::FiniteAbstractDomain" = type { %"class.boost::multiprecision::number" }
%"class.boost::multiprecision::number" = type { %"struct.boost::multiprecision::backends::cpp_int_backend" }
%"struct.boost::multiprecision::backends::cpp_int_backend" = type { %"struct.boost::multiprecision::backends::cpp_int_base" }
%"struct.boost::multiprecision::backends::cpp_int_base" = type { i8 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZNK8regalloc12interference5Graph11edge_weightERKNS0_4NodeES4_(ptr noundef nonnull align 8 dereferenceable(168), ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(56)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8regalloc12interference5Graph8add_edgeEjjb(ptr noundef nonnull align 8 dereferenceable(168), i32 noundef, i32 noundef, i1 noundef zeroext) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8regalloc12interference5Graph7combineEjj(ptr noundef nonnull align 8 dereferenceable(168) %0, i32 noundef %1, i32 noundef %2) #1 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca ptr, align 8
  %15 = alloca ptr, align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca i32, align 4
  %19 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  store i32 %2, ptr %6, align 4, !tbaa !9
  %20 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %21 = getelementptr inbounds %"class.regalloc::interference::Graph", ptr %20, i32 0, i32 0
  %22 = call noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56) %21, ptr noundef nonnull align 4 dereferenceable(4) %5)
  store ptr %22, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %23 = getelementptr inbounds %"class.regalloc::interference::Graph", ptr %20, i32 0, i32 0
  %24 = call noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56) %23, ptr noundef nonnull align 4 dereferenceable(4) %6)
  store ptr %24, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %25 = load ptr, ptr %8, align 8, !tbaa !5
  %26 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK8regalloc12interference4Node8adjacentEv(ptr noundef nonnull align 8 dereferenceable(56) %25)
  store ptr %26, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %27 = load ptr, ptr %9, align 8, !tbaa !5
  %28 = call ptr @_ZNKSt6vectorIjSaIjEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %27) #4
  %29 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %28, ptr %29, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %30 = load ptr, ptr %9, align 8, !tbaa !5
  %31 = call ptr @_ZNKSt6vectorIjSaIjEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %30) #4
  %32 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %31, ptr %32, align 8
  br label %33

33:                                               ; preds = %58, %3
  %34 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKjSt6vectorIjSaIjEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  br i1 %34, label %36, label %35

35:                                               ; preds = %33
  store i32 2, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  br label %60

36:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  %38 = load i32, ptr %37, align 4, !tbaa !9
  store i32 %38, ptr %13, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  %39 = getelementptr inbounds %"class.regalloc::interference::Graph", ptr %20, i32 0, i32 0
  %40 = call noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56) %39, ptr noundef nonnull align 4 dereferenceable(4) %13)
  store ptr %40, ptr %14, align 8, !tbaa !5
  %41 = load ptr, ptr %14, align 8, !tbaa !5
  %42 = call noundef zeroext i1 @_ZNK8regalloc12interference4Node9is_activeEv(ptr noundef nonnull align 8 dereferenceable(56) %41)
  br i1 %42, label %44, label %43

43:                                               ; preds = %36
  store i32 3, ptr %12, align 4
  br label %52

44:                                               ; preds = %36
  %45 = load ptr, ptr %14, align 8, !tbaa !5
  %46 = load ptr, ptr %8, align 8, !tbaa !5
  %47 = call noundef i32 @_ZNK8regalloc12interference5Graph11edge_weightERKNS0_4NodeES4_(ptr noundef nonnull align 8 dereferenceable(168) %20, ptr noundef nonnull align 8 dereferenceable(56) %45, ptr noundef nonnull align 8 dereferenceable(56) %46)
  %48 = load ptr, ptr %14, align 8, !tbaa !5
  %49 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %48, i32 0, i32 0
  %50 = load i32, ptr %49, align 8, !tbaa !11
  %51 = sub i32 %50, %47
  store i32 %51, ptr %49, align 8, !tbaa !11
  store i32 0, ptr %12, align 4
  br label %52

52:                                               ; preds = %44, %43
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  %53 = load i32, ptr %12, align 4
  switch i32 %53, label %55 [
    i32 0, label %54
  ]

54:                                               ; preds = %52
  store i32 0, ptr %12, align 4
  br label %55

55:                                               ; preds = %54, %52
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  %56 = load i32, ptr %12, align 4
  switch i32 %56, label %136 [
    i32 0, label %57
    i32 3, label %58
  ]

57:                                               ; preds = %55
  br label %58

58:                                               ; preds = %57, %55
  %59 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  br label %33

60:                                               ; preds = %35
  %61 = load ptr, ptr %7, align 8, !tbaa !5
  %62 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %61, i32 0, i32 2
  %63 = load ptr, ptr %8, align 8, !tbaa !5
  %64 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %63, i32 0, i32 2
  %65 = call noundef nonnull align 2 dereferenceable(2) ptr @_ZSt3minItERKT_S2_S2_(ptr noundef nonnull align 2 dereferenceable(2) %62, ptr noundef nonnull align 2 dereferenceable(2) %64)
  %66 = load i16, ptr %65, align 2, !tbaa !25
  %67 = load ptr, ptr %7, align 8, !tbaa !5
  %68 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %67, i32 0, i32 2
  store i16 %66, ptr %68, align 8, !tbaa !26
  %69 = load ptr, ptr %7, align 8, !tbaa !5
  %70 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %69, i32 0, i32 5
  %71 = load ptr, ptr %8, align 8, !tbaa !5
  %72 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %71, i32 0, i32 5
  call void @_ZN6sparta20FiniteAbstractDomainIN8regalloc12RegisterTypeENS_16BitVectorLatticeIS2_Lm6EvvEEN5boost14multiprecision6numberINS6_8backends15cpp_int_backendILj6ELj6ELNS6_16cpp_integer_typeE0ELNS6_18cpp_int_check_typeE0EvEELNS6_26expression_template_optionE0EEEXadL_ZNS1_18register_type_impl7latticeEEEE9meet_withERKSG_(ptr noundef nonnull align 1 dereferenceable(1) %70, ptr noundef nonnull align 1 dereferenceable(1) %72)
  %73 = load ptr, ptr %8, align 8, !tbaa !5
  %74 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %73, i32 0, i32 4
  %75 = load ptr, ptr %7, align 8, !tbaa !5
  %76 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %75, i32 0, i32 4
  %77 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6bitsetILm4EEoRERKS0_(ptr noundef nonnull align 8 dereferenceable(8) %76, ptr noundef nonnull align 8 dereferenceable(8) %74) #4
  %78 = load ptr, ptr %8, align 8, !tbaa !5
  %79 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %78, i32 0, i32 1
  %80 = load i32, ptr %79, align 4, !tbaa !27
  %81 = load ptr, ptr %7, align 8, !tbaa !5
  %82 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %81, i32 0, i32 1
  %83 = load i32, ptr %82, align 4, !tbaa !27
  %84 = add i32 %83, %80
  store i32 %84, ptr %82, align 4, !tbaa !27
  %85 = load ptr, ptr %8, align 8, !tbaa !5
  %86 = getelementptr inbounds %"class.regalloc::interference::Node", ptr %85, i32 0, i32 4
  %87 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6bitsetILm4EE5resetEm(ptr noundef nonnull align 8 dereferenceable(8) %86, i64 noundef 3)
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %88 = load ptr, ptr %8, align 8, !tbaa !5
  %89 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK8regalloc12interference4Node8adjacentEv(ptr noundef nonnull align 8 dereferenceable(56) %88)
  store ptr %89, ptr %15, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #4
  %90 = load ptr, ptr %15, align 8, !tbaa !5
  %91 = call ptr @_ZNKSt6vectorIjSaIjEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %90) #4
  %92 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %91, ptr %92, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  %93 = load ptr, ptr %15, align 8, !tbaa !5
  %94 = call ptr @_ZNKSt6vectorIjSaIjEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %93) #4
  %95 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %94, ptr %95, align 8
  br label %96

96:                                               ; preds = %133, %60
  %97 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKjSt6vectorIjSaIjEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #4
  br i1 %97, label %99, label %98

98:                                               ; preds = %96
  store i32 4, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  br label %135

99:                                               ; preds = %96
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #4
  %100 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #4
  %101 = load i32, ptr %100, align 4, !tbaa !9
  store i32 %101, ptr %18, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #4
  %102 = getelementptr inbounds %"class.regalloc::interference::Graph", ptr %20, i32 0, i32 0
  %103 = call noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56) %102, ptr noundef nonnull align 4 dereferenceable(4) %18)
  store ptr %103, ptr %19, align 8, !tbaa !5
  %104 = load ptr, ptr %19, align 8, !tbaa !5
  %105 = call noundef zeroext i1 @_ZNK8regalloc12interference4Node9is_activeEv(ptr noundef nonnull align 8 dereferenceable(56) %104)
  br i1 %105, label %107, label %106

106:                                              ; preds = %99
  store i32 5, ptr %12, align 4
  br label %127

107:                                              ; preds = %99
  %108 = load i32, ptr %5, align 4, !tbaa !9
  %109 = load i32, ptr %18, align 4, !tbaa !9
  %110 = load i32, ptr %6, align 4, !tbaa !9
  %111 = load i32, ptr %18, align 4, !tbaa !9
  %112 = call noundef zeroext i1 @_ZNK8regalloc12interference5Graph15is_coalesceableEjj(ptr noundef nonnull align 8 dereferenceable(168) %20, i32 noundef %110, i32 noundef %111)
  call void @_ZN8regalloc12interference5Graph8add_edgeEjjb(ptr noundef nonnull align 8 dereferenceable(168) %20, i32 noundef %108, i32 noundef %109, i1 noundef zeroext %112)
  %113 = load i32, ptr %6, align 4, !tbaa !9
  %114 = load i32, ptr %18, align 4, !tbaa !9
  %115 = call noundef zeroext i1 @_ZNK8regalloc12interference5Graph20has_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168) %20, i32 noundef %113, i32 noundef %114)
  br i1 %115, label %116, label %119

116:                                              ; preds = %107
  %117 = load i32, ptr %5, align 4, !tbaa !9
  %118 = load i32, ptr %18, align 4, !tbaa !9
  call void @_ZN8regalloc12interference5Graph20add_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168) %20, i32 noundef %117, i32 noundef %118)
  br label %119

119:                                              ; preds = %116, %107
  %120 = load i32, ptr %18, align 4, !tbaa !9
  %121 = load i32, ptr %6, align 4, !tbaa !9
  %122 = call noundef zeroext i1 @_ZNK8regalloc12interference5Graph20has_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168) %20, i32 noundef %120, i32 noundef %121)
  br i1 %122, label %123, label %126

123:                                              ; preds = %119
  %124 = load i32, ptr %18, align 4, !tbaa !9
  %125 = load i32, ptr %5, align 4, !tbaa !9
  call void @_ZN8regalloc12interference5Graph20add_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168) %20, i32 noundef %124, i32 noundef %125)
  br label %126

126:                                              ; preds = %123, %119
  store i32 0, ptr %12, align 4
  br label %127

127:                                              ; preds = %126, %106
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #4
  %128 = load i32, ptr %12, align 4
  switch i32 %128, label %130 [
    i32 0, label %129
  ]

129:                                              ; preds = %127
  store i32 0, ptr %12, align 4
  br label %130

130:                                              ; preds = %129, %127
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #4
  %131 = load i32, ptr %12, align 4
  switch i32 %131, label %136 [
    i32 0, label %132
    i32 5, label %133
  ]

132:                                              ; preds = %130
  br label %133

133:                                              ; preds = %132, %130
  %134 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #4
  br label %96

135:                                              ; preds = %98
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  ret void

136:                                              ; preds = %130, %55
  unreachable
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNK8regalloc12interference4Node8adjacentEv(ptr noundef nonnull align 8 dereferenceable(56)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIjSaIjEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIjSaIjEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKjSt6vectorIjSaIjEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8regalloc12interference4Node9is_activeEv(ptr noundef nonnull align 8 dereferenceable(56)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 2 dereferenceable(2) ptr @_ZSt3minItERKT_S2_S2_(ptr noundef nonnull align 2 dereferenceable(2), ptr noundef nonnull align 2 dereferenceable(2)) #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6sparta20FiniteAbstractDomainIN8regalloc12RegisterTypeENS_16BitVectorLatticeIS2_Lm6EvvEEN5boost14multiprecision6numberINS6_8backends15cpp_int_backendILj6ELj6ELNS6_16cpp_integer_typeE0ELNS6_18cpp_int_check_typeE0EvEELNS6_26expression_template_optionE0EEEXadL_ZNS1_18register_type_impl7latticeEEEE9meet_withERKSG_(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6bitsetILm4EEoRERKS0_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6bitsetILm4EE5resetEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8regalloc12interference5Graph15is_coalesceableEjj(ptr noundef nonnull align 8 dereferenceable(168), i32 noundef, i32 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8regalloc12interference5Graph20has_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168), i32 noundef, i32 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8regalloc12interference5Graph20add_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168), i32 noundef, i32 noundef) #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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 #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTSN8regalloc12interference4NodeE", !10, i64 0, !10, i64 4, !13, i64 8, !7, i64 10, !14, i64 16, !17, i64 24, !21, i64 32}
!13 = !{!"short", !7, i64 0}
!14 = !{!"_ZTSSt6bitsetILm4EE", !15, i64 0}
!15 = !{!"_ZTSSt12_Base_bitsetILm1EE", !16, i64 0}
!16 = !{!"long", !7, i64 0}
!17 = !{!"_ZTSN6sparta20FiniteAbstractDomainIN8regalloc12RegisterTypeENS_16BitVectorLatticeIS2_Lm6EvvEEN5boost14multiprecision6numberINS6_8backends15cpp_int_backendILj6ELj6ELNS6_16cpp_integer_typeE0ELNS6_18cpp_int_check_typeE0EvEELNS6_26expression_template_optionE0EEEXadL_ZNS1_18register_type_impl7latticeEEEEE", !18, i64 0}
!18 = !{!"_ZTSN5boost14multiprecision6numberINS0_8backends15cpp_int_backendILj6ELj6ELNS0_16cpp_integer_typeE0ELNS0_18cpp_int_check_typeE0EvEELNS0_26expression_template_optionE0EEE", !19, i64 0}
!19 = !{!"_ZTSN5boost14multiprecision8backends15cpp_int_backendILj6ELj6ELNS0_16cpp_integer_typeE0ELNS0_18cpp_int_check_typeE0EvEE", !20, i64 0}
!20 = !{!"_ZTSN5boost14multiprecision8backends12cpp_int_baseILj6ELj6ELNS0_16cpp_integer_typeE0ELNS0_18cpp_int_check_typeE0EvLb1EEE", !7, i64 0}
!21 = !{!"_ZTSSt6vectorIjSaIjEE", !22, i64 0}
!22 = !{!"_ZTSSt12_Vector_baseIjSaIjEE", !23, i64 0}
!23 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE12_Vector_implE", !24, i64 0}
!24 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!25 = !{!13, !13, i64 0}
!26 = !{!12, !13, i64 8}
!27 = !{!12, !10, i64 4}


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

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZNK8regalloc12interference5Graph11edge_weightERKNS0_4NodeES4_(ptr noundef nonnull align 8 dereferenceable(168), ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8regalloc12interference5Graph8add_edgeEjjb(ptr noundef nonnull align 8 dereferenceable(168), i32 noundef, i32 noundef, i1 noundef zeroext) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8regalloc12interference5Graph7combineEjj(ptr noundef nonnull align 8 dereferenceable(168) %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #1 align 2 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca i32, align 4
  store i32 %1, ptr %4, align 4, !tbaa !5
  store i32 %2, ptr %5, align 4, !tbaa !5
  %12 = call noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %13 = call noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %14 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK8regalloc12interference4Node8adjacentEv(ptr noundef nonnull align 8 dereferenceable(56) %13)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %15 = call ptr @_ZNKSt6vectorIjSaIjEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  store ptr %15, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  %16 = call ptr @_ZNKSt6vectorIjSaIjEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  store ptr %16, ptr %7, align 8
  %17 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKjSt6vectorIjSaIjEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  br i1 %17, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %45, %3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  %18 = getelementptr inbounds i8, ptr %12, i64 8
  %19 = getelementptr inbounds i8, ptr %13, i64 8
  %20 = call noundef nonnull align 2 dereferenceable(2) ptr @_ZSt3minItERKT_S2_S2_(ptr noundef nonnull align 2 dereferenceable(2) %18, ptr noundef nonnull align 2 dereferenceable(2) %19)
  %21 = load i16, ptr %20, align 2, !tbaa !9
  store i16 %21, ptr %18, align 8, !tbaa !11
  %22 = getelementptr inbounds i8, ptr %12, i64 24
  %23 = getelementptr inbounds i8, ptr %13, i64 24
  call void @_ZN6sparta20FiniteAbstractDomainIN8regalloc12RegisterTypeENS_16BitVectorLatticeIS2_Lm6EvvEEN5boost14multiprecision6numberINS6_8backends15cpp_int_backendILj6ELj6ELNS6_16cpp_integer_typeE0ELNS6_18cpp_int_check_typeE0EvEELNS6_26expression_template_optionE0EEEXadL_ZNS1_18register_type_impl7latticeEEEE9meet_withERKSG_(ptr noundef nonnull align 1 dereferenceable(1) %22, ptr noundef nonnull align 1 dereferenceable(1) %23)
  %24 = getelementptr inbounds i8, ptr %13, i64 16
  %25 = getelementptr inbounds i8, ptr %12, i64 16
  %26 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6bitsetILm4EEoRERKS0_(ptr noundef nonnull align 8 dereferenceable(8) %25, ptr noundef nonnull align 8 dereferenceable(8) %24) #4
  %27 = getelementptr inbounds i8, ptr %13, i64 4
  %28 = load i32, ptr %27, align 4, !tbaa !25
  %29 = getelementptr inbounds i8, ptr %12, i64 4
  %30 = load i32, ptr %29, align 4, !tbaa !25
  %31 = add i32 %30, %28
  store i32 %31, ptr %29, align 4, !tbaa !25
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6bitsetILm4EE5resetEm(ptr noundef nonnull align 8 dereferenceable(8) %24, i64 noundef 3)
  %33 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK8regalloc12interference4Node8adjacentEv(ptr noundef nonnull align 8 dereferenceable(56) %13)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  %34 = call ptr @_ZNKSt6vectorIjSaIjEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %33) #4
  store ptr %34, ptr %9, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #4
  %35 = call ptr @_ZNKSt6vectorIjSaIjEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %33) #4
  store ptr %35, ptr %10, align 8
  %36 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKjSt6vectorIjSaIjEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  br i1 %36, label %.lr.ph26, label %._crit_edge27

.lr.ph:                                           ; preds = %3, %45
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #4
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  %38 = load i32, ptr %37, align 4, !tbaa !5
  store i32 %38, ptr %8, align 4, !tbaa !5
  %39 = call noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 4 dereferenceable(4) %8)
  %40 = call noundef zeroext i1 @_ZNK8regalloc12interference4Node9is_activeEv(ptr noundef nonnull align 8 dereferenceable(56) %39)
  br i1 %40, label %41, label %45

41:                                               ; preds = %.lr.ph
  %42 = call noundef i32 @_ZNK8regalloc12interference5Graph11edge_weightERKNS0_4NodeES4_(ptr noundef nonnull align 8 dereferenceable(168) %0, ptr noundef nonnull align 8 dereferenceable(56) %39, ptr noundef nonnull align 8 dereferenceable(56) %13)
  %43 = load i32, ptr %39, align 8, !tbaa !26
  %44 = sub i32 %43, %42
  store i32 %44, ptr %39, align 8, !tbaa !26
  br label %45

45:                                               ; preds = %.lr.ph, %41
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #4
  %46 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  %47 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKjSt6vectorIjSaIjEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  br i1 %47, label %.lr.ph, label %._crit_edge

._crit_edge27:                                    ; preds = %70, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  ret void

.lr.ph26:                                         ; preds = %._crit_edge, %70
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #4
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  %49 = load i32, ptr %48, align 4, !tbaa !5
  store i32 %49, ptr %11, align 4, !tbaa !5
  %50 = call noundef nonnull align 8 dereferenceable(56) ptr @_ZN12UnorderedMapIjN8regalloc12interference4NodeESt4hashIjESt8equal_toIjEE2atERKj(ptr noundef nonnull align 8 dereferenceable(56) %0, ptr noundef nonnull align 4 dereferenceable(4) %11)
  %51 = call noundef zeroext i1 @_ZNK8regalloc12interference4Node9is_activeEv(ptr noundef nonnull align 8 dereferenceable(56) %50)
  br i1 %51, label %52, label %70

52:                                               ; preds = %.lr.ph26
  %53 = load i32, ptr %4, align 4, !tbaa !5
  %54 = load i32, ptr %11, align 4, !tbaa !5
  %55 = load i32, ptr %5, align 4, !tbaa !5
  %56 = call noundef zeroext i1 @_ZNK8regalloc12interference5Graph15is_coalesceableEjj(ptr noundef nonnull align 8 dereferenceable(168) %0, i32 noundef %55, i32 noundef %54)
  call void @_ZN8regalloc12interference5Graph8add_edgeEjjb(ptr noundef nonnull align 8 dereferenceable(168) %0, i32 noundef %53, i32 noundef %54, i1 noundef zeroext %56)
  %57 = load i32, ptr %5, align 4, !tbaa !5
  %58 = load i32, ptr %11, align 4, !tbaa !5
  %59 = call noundef zeroext i1 @_ZNK8regalloc12interference5Graph20has_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168) %0, i32 noundef %57, i32 noundef %58)
  br i1 %59, label %60, label %63

60:                                               ; preds = %52
  %61 = load i32, ptr %4, align 4, !tbaa !5
  %62 = load i32, ptr %11, align 4, !tbaa !5
  call void @_ZN8regalloc12interference5Graph20add_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168) %0, i32 noundef %61, i32 noundef %62)
  br label %63

63:                                               ; preds = %60, %52
  %64 = load i32, ptr %11, align 4, !tbaa !5
  %65 = load i32, ptr %5, align 4, !tbaa !5
  %66 = call noundef zeroext i1 @_ZNK8regalloc12interference5Graph20has_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168) %0, i32 noundef %64, i32 noundef %65)
  br i1 %66, label %67, label %70

67:                                               ; preds = %63
  %68 = load i32, ptr %11, align 4, !tbaa !5
  %69 = load i32, ptr %4, align 4, !tbaa !5
  call void @_ZN8regalloc12interference5Graph20add_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168) %0, i32 noundef %68, i32 noundef %69)
  br label %70

70:                                               ; preds = %63, %67, %.lr.ph26
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #4
  %71 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  %72 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKjSt6vectorIjSaIjEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  br i1 %72, label %.lr.ph26, label %._crit_edge27
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNK8regalloc12interference4Node8adjacentEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIjSaIjEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorIjSaIjEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKjSt6vectorIjSaIjEEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8regalloc12interference4Node9is_activeEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 2 dereferenceable(2) ptr @_ZSt3minItERKT_S2_S2_(ptr noundef nonnull align 2 dereferenceable(2), ptr noundef nonnull align 2 dereferenceable(2)) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6sparta20FiniteAbstractDomainIN8regalloc12RegisterTypeENS_16BitVectorLatticeIS2_Lm6EvvEEN5boost14multiprecision6numberINS6_8backends15cpp_int_backendILj6ELj6ELNS6_16cpp_integer_typeE0ELNS6_18cpp_int_check_typeE0EvEELNS6_26expression_template_optionE0EEEXadL_ZNS1_18register_type_impl7latticeEEEE9meet_withERKSG_(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6bitsetILm4EEoRERKS0_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6bitsetILm4EE5resetEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8regalloc12interference5Graph15is_coalesceableEjj(ptr noundef nonnull align 8 dereferenceable(168), i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8regalloc12interference5Graph20has_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168), i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8regalloc12interference5Graph20add_containment_edgeEjj(ptr noundef nonnull align 8 dereferenceable(168), i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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 #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"short", !7, i64 0}
!11 = !{!12, !10, i64 8}
!12 = !{!"_ZTSN8regalloc12interference4NodeE", !6, i64 0, !6, i64 4, !10, i64 8, !7, i64 10, !13, i64 16, !16, i64 24, !20, i64 32}
!13 = !{!"_ZTSSt6bitsetILm4EE", !14, i64 0}
!14 = !{!"_ZTSSt12_Base_bitsetILm1EE", !15, i64 0}
!15 = !{!"long", !7, i64 0}
!16 = !{!"_ZTSN6sparta20FiniteAbstractDomainIN8regalloc12RegisterTypeENS_16BitVectorLatticeIS2_Lm6EvvEEN5boost14multiprecision6numberINS6_8backends15cpp_int_backendILj6ELj6ELNS6_16cpp_integer_typeE0ELNS6_18cpp_int_check_typeE0EvEELNS6_26expression_template_optionE0EEEXadL_ZNS1_18register_type_impl7latticeEEEEE", !17, i64 0}
!17 = !{!"_ZTSN5boost14multiprecision6numberINS0_8backends15cpp_int_backendILj6ELj6ELNS0_16cpp_integer_typeE0ELNS0_18cpp_int_check_typeE0EvEELNS0_26expression_template_optionE0EEE", !18, i64 0}
!18 = !{!"_ZTSN5boost14multiprecision8backends15cpp_int_backendILj6ELj6ELNS0_16cpp_integer_typeE0ELNS0_18cpp_int_check_typeE0EvEE", !19, i64 0}
!19 = !{!"_ZTSN5boost14multiprecision8backends12cpp_int_baseILj6ELj6ELNS0_16cpp_integer_typeE0ELNS0_18cpp_int_check_typeE0EvLb1EEE", !7, i64 0}
!20 = !{!"_ZTSSt6vectorIjSaIjEE", !21, i64 0}
!21 = !{!"_ZTSSt12_Vector_baseIjSaIjEE", !22, i64 0}
!22 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE12_Vector_implE", !23, i64 0}
!23 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE17_Vector_impl_dataE", !24, i64 0, !24, i64 8, !24, i64 16}
!24 = !{!"any pointer", !7, i64 0}
!25 = !{!12, !6, i64 4}
!26 = !{!12, !6, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass