; LLVM IR from imteekay/algorithms :: competitive-programming/codeforces/div2 (the_child_and_the_homework)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_S4_S4_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4) #0 personality ptr @__gxx_personality_v0 {
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i8, align 1
  %12 = alloca i8, align 1
  %13 = alloca i8, align 1
  %14 = alloca i8, align 1
  %15 = alloca i8, align 1
  %16 = alloca i8, align 1
  %17 = alloca i8, align 1
  %18 = alloca i8, align 1
  %19 = alloca %"class.std::vector", align 8
  %20 = alloca %"class.std::__cxx11::basic_string", align 8
  %21 = alloca %"class.std::allocator", align 1
  %22 = alloca ptr, align 8
  %23 = alloca i32, align 4
  %24 = alloca %"class.std::__cxx11::basic_string", align 8
  %25 = alloca %"class.std::allocator", align 1
  %26 = alloca %"class.std::__cxx11::basic_string", align 8
  %27 = alloca %"class.std::allocator", align 1
  %28 = alloca %"class.std::__cxx11::basic_string", align 8
  %29 = alloca %"class.std::allocator", align 1
  %30 = alloca i32, align 4
  %31 = alloca %"class.std::allocator", align 1
  store ptr %0, ptr %6, align 8
  store ptr %1, ptr %7, align 8, !tbaa !5
  store ptr %2, ptr %8, align 8, !tbaa !5
  store ptr %3, ptr %9, align 8, !tbaa !5
  store ptr %4, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #3
  %32 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %33 = sub i64 %32, 2
  %34 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %35 = sub i64 %34, 2
  %36 = udiv i64 %35, 2
  %37 = icmp ule i64 %33, %36
  br i1 %37, label %38, label %52

38:                                               ; preds = %5
  %39 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %40 = sub i64 %39, 2
  %41 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %42 = sub i64 %41, 2
  %43 = udiv i64 %42, 2
  %44 = icmp ule i64 %40, %43
  br i1 %44, label %45, label %52

45:                                               ; preds = %38
  %46 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %47 = sub i64 %46, 2
  %48 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %49 = sub i64 %48, 2
  %50 = udiv i64 %49, 2
  %51 = icmp ule i64 %47, %50
  br label %52

52:                                               ; preds = %45, %38, %5
  %53 = phi i1 [ false, %38 ], [ false, %5 ], [ %51, %45 ]
  %54 = zext i1 %53 to i8
  store i8 %54, ptr %11, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %12) #3
  %55 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %56 = sub i64 %55, 2
  %57 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %58 = sub i64 %57, 2
  %59 = mul i64 %58, 2
  %60 = icmp uge i64 %56, %59
  br i1 %60, label %61, label %75

61:                                               ; preds = %52
  %62 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %63 = sub i64 %62, 2
  %64 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %65 = sub i64 %64, 2
  %66 = mul i64 %65, 2
  %67 = icmp uge i64 %63, %66
  br i1 %67, label %68, label %75

68:                                               ; preds = %61
  %69 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %70 = sub i64 %69, 2
  %71 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %72 = sub i64 %71, 2
  %73 = mul i64 %72, 2
  %74 = icmp uge i64 %70, %73
  br label %75

75:                                               ; preds = %68, %61, %52
  %76 = phi i1 [ false, %61 ], [ false, %52 ], [ %74, %68 ]
  %77 = zext i1 %76 to i8
  store i8 %77, ptr %12, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #3
  %78 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %79 = sub i64 %78, 2
  %80 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %81 = sub i64 %80, 2
  %82 = udiv i64 %81, 2
  %83 = icmp ule i64 %79, %82
  br i1 %83, label %84, label %98

84:                                               ; preds = %75
  %85 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %86 = sub i64 %85, 2
  %87 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %88 = sub i64 %87, 2
  %89 = udiv i64 %88, 2
  %90 = icmp ule i64 %86, %89
  br i1 %90, label %91, label %98

91:                                               ; preds = %84
  %92 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %93 = sub i64 %92, 2
  %94 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %95 = sub i64 %94, 2
  %96 = udiv i64 %95, 2
  %97 = icmp ule i64 %93, %96
  br label %98

98:                                               ; preds = %91, %84, %75
  %99 = phi i1 [ false, %84 ], [ false, %75 ], [ %97, %91 ]
  %100 = zext i1 %99 to i8
  store i8 %100, ptr %13, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %14) #3
  %101 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %102 = sub i64 %101, 2
  %103 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %104 = sub i64 %103, 2
  %105 = mul i64 %104, 2
  %106 = icmp uge i64 %102, %105
  br i1 %106, label %107, label %121

107:                                              ; preds = %98
  %108 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %109 = sub i64 %108, 2
  %110 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %111 = sub i64 %110, 2
  %112 = mul i64 %111, 2
  %113 = icmp uge i64 %109, %112
  br i1 %113, label %114, label %121

114:                                              ; preds = %107
  %115 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %116 = sub i64 %115, 2
  %117 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %118 = sub i64 %117, 2
  %119 = mul i64 %118, 2
  %120 = icmp uge i64 %116, %119
  br label %121

121:                                              ; preds = %114, %107, %98
  %122 = phi i1 [ false, %107 ], [ false, %98 ], [ %120, %114 ]
  %123 = zext i1 %122 to i8
  store i8 %123, ptr %14, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %15) #3
  %124 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %125 = sub i64 %124, 2
  %126 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %127 = sub i64 %126, 2
  %128 = udiv i64 %127, 2
  %129 = icmp ule i64 %125, %128
  br i1 %129, label %130, label %144

130:                                              ; preds = %121
  %131 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %132 = sub i64 %131, 2
  %133 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %134 = sub i64 %133, 2
  %135 = udiv i64 %134, 2
  %136 = icmp ule i64 %132, %135
  br i1 %136, label %137, label %144

137:                                              ; preds = %130
  %138 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %139 = sub i64 %138, 2
  %140 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %141 = sub i64 %140, 2
  %142 = udiv i64 %141, 2
  %143 = icmp ule i64 %139, %142
  br label %144

144:                                              ; preds = %137, %130, %121
  %145 = phi i1 [ false, %130 ], [ false, %121 ], [ %143, %137 ]
  %146 = zext i1 %145 to i8
  store i8 %146, ptr %15, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #3
  %147 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %148 = sub i64 %147, 2
  %149 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %150 = sub i64 %149, 2
  %151 = mul i64 %150, 2
  %152 = icmp uge i64 %148, %151
  br i1 %152, label %153, label %167

153:                                              ; preds = %144
  %154 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %155 = sub i64 %154, 2
  %156 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %157 = sub i64 %156, 2
  %158 = mul i64 %157, 2
  %159 = icmp uge i64 %155, %158
  br i1 %159, label %160, label %167

160:                                              ; preds = %153
  %161 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %162 = sub i64 %161, 2
  %163 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %164 = sub i64 %163, 2
  %165 = mul i64 %164, 2
  %166 = icmp uge i64 %162, %165
  br label %167

167:                                              ; preds = %160, %153, %144
  %168 = phi i1 [ false, %153 ], [ false, %144 ], [ %166, %160 ]
  %169 = zext i1 %168 to i8
  store i8 %169, ptr %16, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #3
  %170 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %171 = sub i64 %170, 2
  %172 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %173 = sub i64 %172, 2
  %174 = udiv i64 %173, 2
  %175 = icmp ule i64 %171, %174
  br i1 %175, label %176, label %190

176:                                              ; preds = %167
  %177 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %178 = sub i64 %177, 2
  %179 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %180 = sub i64 %179, 2
  %181 = udiv i64 %180, 2
  %182 = icmp ule i64 %178, %181
  br i1 %182, label %183, label %190

183:                                              ; preds = %176
  %184 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %185 = sub i64 %184, 2
  %186 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %187 = sub i64 %186, 2
  %188 = udiv i64 %187, 2
  %189 = icmp ule i64 %185, %188
  br label %190

190:                                              ; preds = %183, %176, %167
  %191 = phi i1 [ false, %176 ], [ false, %167 ], [ %189, %183 ]
  %192 = zext i1 %191 to i8
  store i8 %192, ptr %17, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %18) #3
  %193 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %194 = sub i64 %193, 2
  %195 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %196 = sub i64 %195, 2
  %197 = mul i64 %196, 2
  %198 = icmp uge i64 %194, %197
  br i1 %198, label %199, label %213

199:                                              ; preds = %190
  %200 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %201 = sub i64 %200, 2
  %202 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %203 = sub i64 %202, 2
  %204 = mul i64 %203, 2
  %205 = icmp uge i64 %201, %204
  br i1 %205, label %206, label %213

206:                                              ; preds = %199
  %207 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %208 = sub i64 %207, 2
  %209 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %210 = sub i64 %209, 2
  %211 = mul i64 %210, 2
  %212 = icmp uge i64 %208, %211
  br label %213

213:                                              ; preds = %206, %199, %190
  %214 = phi i1 [ false, %199 ], [ false, %190 ], [ %212, %206 ]
  %215 = zext i1 %214 to i8
  store i8 %215, ptr %18, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %19) #3
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #3
  %216 = load i8, ptr %12, align 1, !tbaa !9, !range !11, !noundef !12
  %217 = trunc i8 %216 to i1
  br i1 %217, label %221, label %218

218:                                              ; preds = %213
  %219 = load i8, ptr %11, align 1, !tbaa !9, !range !11, !noundef !12
  %220 = trunc i8 %219 to i1
  br i1 %220, label %221, label %233

221:                                              ; preds = %218, %213
  call void @llvm.lifetime.start.p0(i64 32, ptr %20) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr %21) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %21) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %20, ptr noundef @.str, ptr noundef nonnull align 1 dereferenceable(1) %21)
          to label %222 unwind label %224

222:                                              ; preds = %221
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %19, ptr noundef nonnull align 8 dereferenceable(32) %20)
          to label %223 unwind label %228

223:                                              ; preds = %222
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %21) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %21) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %20) #3
  br label %233

224:                                              ; preds = %221
  %225 = landingpad { ptr, i32 }
          cleanup
  %226 = extractvalue { ptr, i32 } %225, 0
  store ptr %226, ptr %22, align 8
  %227 = extractvalue { ptr, i32 } %225, 1
  store i32 %227, ptr %23, align 4
  br label %232

228:                                              ; preds = %222
  %229 = landingpad { ptr, i32 }
          cleanup
  %230 = extractvalue { ptr, i32 } %229, 0
  store ptr %230, ptr %22, align 8
  %231 = extractvalue { ptr, i32 } %229, 1
  store i32 %231, ptr %23, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #3
  br label %232

232:                                              ; preds = %228, %224
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %21) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %21) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %20) #3
  br label %304

233:                                              ; preds = %223, %218
  %234 = load i8, ptr %14, align 1, !tbaa !9, !range !11, !noundef !12
  %235 = trunc i8 %234 to i1
  br i1 %235, label %239, label %236

236:                                              ; preds = %233
  %237 = load i8, ptr %13, align 1, !tbaa !9, !range !11, !noundef !12
  %238 = trunc i8 %237 to i1
  br i1 %238, label %239, label %251

239:                                              ; preds = %236, %233
  call void @llvm.lifetime.start.p0(i64 32, ptr %24) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr %25) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %25) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %24, ptr noundef @.str.1, ptr noundef nonnull align 1 dereferenceable(1) %25)
          to label %240 unwind label %242

240:                                              ; preds = %239
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %19, ptr noundef nonnull align 8 dereferenceable(32) %24)
          to label %241 unwind label %246

241:                                              ; preds = %240
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %24) #3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %25) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %25) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %24) #3
  br label %251

242:                                              ; preds = %239
  %243 = landingpad { ptr, i32 }
          cleanup
  %244 = extractvalue { ptr, i32 } %243, 0
  store ptr %244, ptr %22, align 8
  %245 = extractvalue { ptr, i32 } %243, 1
  store i32 %245, ptr %23, align 4
  br label %250

246:                                              ; preds = %240
  %247 = landingpad { ptr, i32 }
          cleanup
  %248 = extractvalue { ptr, i32 } %247, 0
  store ptr %248, ptr %22, align 8
  %249 = extractvalue { ptr, i32 } %247, 1
  store i32 %249, ptr %23, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %24) #3
  br label %250

250:                                              ; preds = %246, %242
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %25) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %25) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %24) #3
  br label %304

251:                                              ; preds = %241, %236
  %252 = load i8, ptr %16, align 1, !tbaa !9, !range !11, !noundef !12
  %253 = trunc i8 %252 to i1
  br i1 %253, label %257, label %254

254:                                              ; preds = %251
  %255 = load i8, ptr %15, align 1, !tbaa !9, !range !11, !noundef !12
  %256 = trunc i8 %255 to i1
  br i1 %256, label %257, label %269

257:                                              ; preds = %254, %251
  call void @llvm.lifetime.start.p0(i64 32, ptr %26) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr %27) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %27) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %26, ptr noundef @.str.2, ptr noundef nonnull align 1 dereferenceable(1) %27)
          to label %258 unwind label %260

258:                                              ; preds = %257
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %19, ptr noundef nonnull align 8 dereferenceable(32) %26)
          to label %259 unwind label %264

259:                                              ; preds = %258
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %26) #3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %27) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %27) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %26) #3
  br label %269

260:                                              ; preds = %257
  %261 = landingpad { ptr, i32 }
          cleanup
  %262 = extractvalue { ptr, i32 } %261, 0
  store ptr %262, ptr %22, align 8
  %263 = extractvalue { ptr, i32 } %261, 1
  store i32 %263, ptr %23, align 4
  br label %268

264:                                              ; preds = %258
  %265 = landingpad { ptr, i32 }
          cleanup
  %266 = extractvalue { ptr, i32 } %265, 0
  store ptr %266, ptr %22, align 8
  %267 = extractvalue { ptr, i32 } %265, 1
  store i32 %267, ptr %23, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %26) #3
  br label %268

268:                                              ; preds = %264, %260
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %27) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %27) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %26) #3
  br label %304

269:                                              ; preds = %259, %254
  %270 = load i8, ptr %18, align 1, !tbaa !9, !range !11, !noundef !12
  %271 = trunc i8 %270 to i1
  br i1 %271, label %275, label %272

272:                                              ; preds = %269
  %273 = load i8, ptr %17, align 1, !tbaa !9, !range !11, !noundef !12
  %274 = trunc i8 %273 to i1
  br i1 %274, label %275, label %287

275:                                              ; preds = %272, %269
  call void @llvm.lifetime.start.p0(i64 32, ptr %28) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr %29) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %29) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %28, ptr noundef @.str.3, ptr noundef nonnull align 1 dereferenceable(1) %29)
          to label %276 unwind label %278

276:                                              ; preds = %275
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %19, ptr noundef nonnull align 8 dereferenceable(32) %28)
          to label %277 unwind label %282

277:                                              ; preds = %276
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %28) #3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %29) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %29) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %28) #3
  br label %287

278:                                              ; preds = %275
  %279 = landingpad { ptr, i32 }
          cleanup
  %280 = extractvalue { ptr, i32 } %279, 0
  store ptr %280, ptr %22, align 8
  %281 = extractvalue { ptr, i32 } %279, 1
  store i32 %281, ptr %23, align 4
  br label %286

282:                                              ; preds = %276
  %283 = landingpad { ptr, i32 }
          cleanup
  %284 = extractvalue { ptr, i32 } %283, 0
  store ptr %284, ptr %22, align 8
  %285 = extractvalue { ptr, i32 } %283, 1
  store i32 %285, ptr %23, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %28) #3
  br label %286

286:                                              ; preds = %282, %278
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %29) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %29) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %28) #3
  br label %304

287:                                              ; preds = %277, %272
  %288 = call noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %19) #3
  %289 = icmp eq i64 %288, 1
  br i1 %289, label %290, label %297

290:                                              ; preds = %287
  %291 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %19, i64 noundef 0) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %291)
          to label %292 unwind label %293

292:                                              ; preds = %290
  store i32 1, ptr %30, align 4
  br label %303

293:                                              ; preds = %290
  %294 = landingpad { ptr, i32 }
          cleanup
  %295 = extractvalue { ptr, i32 } %294, 0
  store ptr %295, ptr %22, align 8
  %296 = extractvalue { ptr, i32 } %294, 1
  store i32 %296, ptr %23, align 4
  br label %304

297:                                              ; preds = %287
  call void @llvm.lifetime.start.p0(i64 1, ptr %31) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %31) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str.2, ptr noundef nonnull align 1 dereferenceable(1) %31)
          to label %298 unwind label %299

298:                                              ; preds = %297
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %31) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %31) #3
  store i32 1, ptr %30, align 4
  br label %303

299:                                              ; preds = %297
  %300 = landingpad { ptr, i32 }
          cleanup
  %301 = extractvalue { ptr, i32 } %300, 0
  store ptr %301, ptr %22, align 8
  %302 = extractvalue { ptr, i32 } %300, 1
  store i32 %302, ptr %23, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %31) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %31) #3
  br label %304

303:                                              ; preds = %298, %292
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %19) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %18) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #3
  ret void

304:                                              ; preds = %299, %293, %286, %268, %250, %232
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %19) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %18) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #3
  br label %305

305:                                              ; preds = %304
  %306 = load ptr, ptr %22, align 8
  %307 = load i32, ptr %23, align 4
  %308 = insertvalue { ptr, i32 } poison, ptr %306, 0
  %309 = insertvalue { ptr, i32 } %308, i32 %307, 1
  resume { ptr, i32 } %309
}

; 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 noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(32)) #0 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_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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

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 = { 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 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::__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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_S4_S4_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull %1, ptr noundef %2, ptr noundef %3, ptr noundef %4) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::allocator", align 1
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.std::allocator", align 1
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  %14 = alloca %"class.std::allocator", align 1
  %15 = alloca %"class.std::allocator", align 1
  %16 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %17 = add i64 %16, -2
  %18 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %19 = add i64 %18, -2
  %20 = lshr i64 %19, 1
  %.not = icmp ugt i64 %17, %20
  br i1 %.not, label %34, label %21

21:                                               ; preds = %5
  %22 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %23 = add i64 %22, -2
  %24 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %25 = add i64 %24, -2
  %26 = lshr i64 %25, 1
  %.not14 = icmp ugt i64 %23, %26
  br i1 %.not14, label %34, label %27

27:                                               ; preds = %21
  %28 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %29 = add i64 %28, -2
  %30 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %31 = add i64 %30, -2
  %32 = lshr i64 %31, 1
  %33 = icmp ule i64 %29, %32
  br label %34

34:                                               ; preds = %27, %21, %5
  %35 = phi i1 [ false, %21 ], [ false, %5 ], [ %33, %27 ]
  %36 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %37 = add i64 %36, -2
  %38 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %39 = shl i64 %38, 1
  %40 = add i64 %39, -4
  %.not15 = icmp ult i64 %37, %40
  br i1 %.not15, label %54, label %41

41:                                               ; preds = %34
  %42 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %43 = add i64 %42, -2
  %44 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %45 = shl i64 %44, 1
  %46 = add i64 %45, -4
  %.not16 = icmp ult i64 %43, %46
  br i1 %.not16, label %54, label %47

47:                                               ; preds = %41
  %48 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %49 = add i64 %48, -2
  %50 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %51 = shl i64 %50, 1
  %52 = add i64 %51, -4
  %53 = icmp uge i64 %49, %52
  br label %54

54:                                               ; preds = %47, %41, %34
  %55 = phi i1 [ false, %41 ], [ false, %34 ], [ %53, %47 ]
  %56 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %57 = add i64 %56, -2
  %58 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %59 = add i64 %58, -2
  %60 = lshr i64 %59, 1
  %.not17 = icmp ugt i64 %57, %60
  br i1 %.not17, label %74, label %61

61:                                               ; preds = %54
  %62 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %63 = add i64 %62, -2
  %64 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %65 = add i64 %64, -2
  %66 = lshr i64 %65, 1
  %.not18 = icmp ugt i64 %63, %66
  br i1 %.not18, label %74, label %67

67:                                               ; preds = %61
  %68 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %69 = add i64 %68, -2
  %70 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %71 = add i64 %70, -2
  %72 = lshr i64 %71, 1
  %73 = icmp ule i64 %69, %72
  br label %74

74:                                               ; preds = %67, %61, %54
  %75 = phi i1 [ false, %61 ], [ false, %54 ], [ %73, %67 ]
  %76 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %77 = add i64 %76, -2
  %78 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %79 = shl i64 %78, 1
  %80 = add i64 %79, -4
  %.not19 = icmp ult i64 %77, %80
  br i1 %.not19, label %94, label %81

81:                                               ; preds = %74
  %82 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %83 = add i64 %82, -2
  %84 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %85 = shl i64 %84, 1
  %86 = add i64 %85, -4
  %.not20 = icmp ult i64 %83, %86
  br i1 %.not20, label %94, label %87

87:                                               ; preds = %81
  %88 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %89 = add i64 %88, -2
  %90 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %91 = shl i64 %90, 1
  %92 = add i64 %91, -4
  %93 = icmp uge i64 %89, %92
  br label %94

94:                                               ; preds = %87, %81, %74
  %95 = phi i1 [ false, %81 ], [ false, %74 ], [ %93, %87 ]
  %96 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %97 = add i64 %96, -2
  %98 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %99 = add i64 %98, -2
  %100 = lshr i64 %99, 1
  %.not21 = icmp ugt i64 %97, %100
  br i1 %.not21, label %114, label %101

101:                                              ; preds = %94
  %102 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %103 = add i64 %102, -2
  %104 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %105 = add i64 %104, -2
  %106 = lshr i64 %105, 1
  %.not22 = icmp ugt i64 %103, %106
  br i1 %.not22, label %114, label %107

107:                                              ; preds = %101
  %108 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %109 = add i64 %108, -2
  %110 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %111 = add i64 %110, -2
  %112 = lshr i64 %111, 1
  %113 = icmp ule i64 %109, %112
  br label %114

114:                                              ; preds = %107, %101, %94
  %115 = phi i1 [ false, %101 ], [ false, %94 ], [ %113, %107 ]
  %116 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %117 = add i64 %116, -2
  %118 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %119 = shl i64 %118, 1
  %120 = add i64 %119, -4
  %.not23 = icmp ult i64 %117, %120
  br i1 %.not23, label %134, label %121

121:                                              ; preds = %114
  %122 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %123 = add i64 %122, -2
  %124 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %125 = shl i64 %124, 1
  %126 = add i64 %125, -4
  %.not24 = icmp ult i64 %123, %126
  br i1 %.not24, label %134, label %127

127:                                              ; preds = %121
  %128 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %129 = add i64 %128, -2
  %130 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %131 = shl i64 %130, 1
  %132 = add i64 %131, -4
  %133 = icmp uge i64 %129, %132
  br label %134

134:                                              ; preds = %127, %121, %114
  %135 = phi i1 [ false, %121 ], [ false, %114 ], [ %133, %127 ]
  %136 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %137 = add i64 %136, -2
  %138 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %139 = add i64 %138, -2
  %140 = lshr i64 %139, 1
  %.not25 = icmp ugt i64 %137, %140
  br i1 %.not25, label %154, label %141

141:                                              ; preds = %134
  %142 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %143 = add i64 %142, -2
  %144 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %145 = add i64 %144, -2
  %146 = lshr i64 %145, 1
  %.not26 = icmp ugt i64 %143, %146
  br i1 %.not26, label %154, label %147

147:                                              ; preds = %141
  %148 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %149 = add i64 %148, -2
  %150 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %151 = add i64 %150, -2
  %152 = lshr i64 %151, 1
  %153 = icmp ule i64 %149, %152
  br label %154

154:                                              ; preds = %147, %141, %134
  %155 = phi i1 [ false, %141 ], [ false, %134 ], [ %153, %147 ]
  %156 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %157 = add i64 %156, -2
  %158 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %159 = shl i64 %158, 1
  %160 = add i64 %159, -4
  %.not27 = icmp ult i64 %157, %160
  br i1 %.not27, label %174, label %161

161:                                              ; preds = %154
  %162 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %163 = add i64 %162, -2
  %164 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %165 = shl i64 %164, 1
  %166 = add i64 %165, -4
  %.not28 = icmp ult i64 %163, %166
  br i1 %.not28, label %174, label %167

167:                                              ; preds = %161
  %168 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #3
  %169 = add i64 %168, -2
  %170 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  %171 = shl i64 %170, 1
  %172 = add i64 %171, -4
  %173 = icmp uge i64 %169, %172
  br label %174

174:                                              ; preds = %167, %161, %154
  %175 = phi i1 [ false, %161 ], [ false, %154 ], [ %173, %167 ]
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #3
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  %brmerge = or i1 %35, %55
  br i1 %brmerge, label %176, label %184

176:                                              ; preds = %174
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %7) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull @.str, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %177 unwind label %179

177:                                              ; preds = %176
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %178 unwind label %181

178:                                              ; preds = %177
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #3
  br label %184

179:                                              ; preds = %176
  %180 = landingpad { ptr, i32 }
          cleanup
  br label %183

181:                                              ; preds = %177
  %182 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #3
  br label %183

183:                                              ; preds = %181, %179
  %.pn = phi { ptr, i32 } [ %182, %181 ], [ %180, %179 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #3
  br label %223

184:                                              ; preds = %174, %178
  %brmerge38 = or i1 %75, %95
  br i1 %brmerge38, label %185, label %193

185:                                              ; preds = %184
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull @.str.1, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %186 unwind label %188

186:                                              ; preds = %185
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %187 unwind label %190

187:                                              ; preds = %186
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #3
  br label %193

188:                                              ; preds = %185
  %189 = landingpad { ptr, i32 }
          cleanup
  br label %192

190:                                              ; preds = %186
  %191 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #3
  br label %192

192:                                              ; preds = %190, %188
  %.pn30 = phi { ptr, i32 } [ %191, %190 ], [ %189, %188 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #3
  br label %223

193:                                              ; preds = %184, %187
  %brmerge39 = or i1 %115, %135
  br i1 %brmerge39, label %194, label %202

194:                                              ; preds = %193
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %11) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %12) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %11, ptr noundef nonnull @.str.2, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %195 unwind label %197

195:                                              ; preds = %194
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(32) %11)
          to label %196 unwind label %199

196:                                              ; preds = %195
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %12) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #3
  br label %202

197:                                              ; preds = %194
  %198 = landingpad { ptr, i32 }
          cleanup
  br label %201

199:                                              ; preds = %195
  %200 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #3
  br label %201

201:                                              ; preds = %199, %197
  %.pn32 = phi { ptr, i32 } [ %200, %199 ], [ %198, %197 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %12) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #3
  br label %223

202:                                              ; preds = %193, %196
  %brmerge40 = or i1 %155, %175
  br i1 %brmerge40, label %203, label %211

203:                                              ; preds = %202
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %13) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %14) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %13, ptr noundef nonnull @.str.3, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %204 unwind label %206

204:                                              ; preds = %203
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(32) %13)
          to label %205 unwind label %208

205:                                              ; preds = %204
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %14) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #3
  br label %211

206:                                              ; preds = %203
  %207 = landingpad { ptr, i32 }
          cleanup
  br label %210

208:                                              ; preds = %204
  %209 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #3
  br label %210

210:                                              ; preds = %208, %206
  %.pn34 = phi { ptr, i32 } [ %209, %208 ], [ %207, %206 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %14) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #3
  br label %223

211:                                              ; preds = %202, %205
  %212 = call noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  %213 = icmp eq i64 %212, 1
  br i1 %213, label %214, label %218

214:                                              ; preds = %211
  %215 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef 0) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %215)
          to label %222 unwind label %216

216:                                              ; preds = %214
  %217 = landingpad { ptr, i32 }
          cleanup
  br label %223

218:                                              ; preds = %211
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %15) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull @.str.2, ptr noundef nonnull align 1 dereferenceable(1) %15)
          to label %219 unwind label %220

219:                                              ; preds = %218
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %15) #3
  br label %222

220:                                              ; preds = %218
  %221 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %15) #3
  br label %223

222:                                              ; preds = %214, %219
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #3
  ret void

223:                                              ; preds = %220, %216, %210, %201, %192, %183
  %.pn36 = phi { ptr, i32 } [ %217, %216 ], [ %221, %220 ], [ %.pn34, %210 ], [ %.pn32, %201 ], [ %.pn30, %192 ], [ %.pn, %183 ]
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #3
  resume { ptr, i32 } %.pn36
}

; 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 noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backEOS5_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 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_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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

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 = { 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)"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass