; LLVM IR from flashlight/flashlight :: flashlight/fl/meter/EditDistanceMeter.ll (ZNK2fl17EditDistanceMeter5valueEv)

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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::initializer_list" = type { ptr, i64 }
%"class.std::allocator" = type { i8 }
%"class.fl::EditDistanceMeter" = type { i64, i64, i64, i64 }

declare i32 @__gxx_personality_v0(...)

; 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
define dso_local void @_ZNK2fl17EditDistanceMeter5valueEv(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #1 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::initializer_list", align 8
  %6 = alloca [5 x i64], align 8
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  %10 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 40, ptr %6) #3
  %11 = call noundef i64 @_ZNK2fl17EditDistanceMeter6sumErrEv(ptr noundef nonnull align 8 dereferenceable(32) %10)
  store i64 %11, ptr %6, align 8, !tbaa !9
  %12 = getelementptr inbounds i64, ptr %6, i64 1
  %13 = getelementptr inbounds %"class.fl::EditDistanceMeter", ptr %10, i32 0, i32 0
  %14 = load i64, ptr %13, align 8, !tbaa !11
  store i64 %14, ptr %12, align 8, !tbaa !9
  %15 = getelementptr inbounds i64, ptr %6, i64 2
  %16 = getelementptr inbounds %"class.fl::EditDistanceMeter", ptr %10, i32 0, i32 1
  %17 = load i64, ptr %16, align 8, !tbaa !13
  store i64 %17, ptr %15, align 8, !tbaa !9
  %18 = getelementptr inbounds i64, ptr %6, i64 3
  %19 = getelementptr inbounds %"class.fl::EditDistanceMeter", ptr %10, i32 0, i32 2
  %20 = load i64, ptr %19, align 8, !tbaa !14
  store i64 %20, ptr %18, align 8, !tbaa !9
  %21 = getelementptr inbounds i64, ptr %6, i64 4
  %22 = getelementptr inbounds %"class.fl::EditDistanceMeter", ptr %10, i32 0, i32 3
  %23 = load i64, ptr %22, align 8, !tbaa !15
  store i64 %23, ptr %21, align 8, !tbaa !9
  %24 = getelementptr inbounds %"class.std::initializer_list", ptr %5, i32 0, i32 0
  store ptr %6, ptr %24, align 8, !tbaa !16
  %25 = getelementptr inbounds %"class.std::initializer_list", ptr %5, i32 0, i32 1
  store i64 5, ptr %25, align 8, !tbaa !18
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #3
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #3
  %26 = getelementptr inbounds { ptr, i64 }, ptr %5, i32 0, i32 0
  %27 = load ptr, ptr %26, align 8
  %28 = getelementptr inbounds { ptr, i64 }, ptr %5, i32 0, i32 1
  %29 = load i64, ptr %28, align 8
  invoke void @_ZNSt6vectorIlSaIlEEC2ESt16initializer_listIlERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr %27, i64 %29, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %30 unwind label %31

30:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #3
  ret void

31:                                               ; preds = %2
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %8, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #3
  br label %35

35:                                               ; preds = %31
  %36 = load ptr, ptr %8, align 8
  %37 = load i32, ptr %9, align 4
  %38 = insertvalue { ptr, i32 } poison, ptr %36, 0
  %39 = insertvalue { ptr, i32 } %38, i32 %37, 1
  resume { ptr, i32 } %39
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK2fl17EditDistanceMeter6sumErrEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2ESt16initializer_listIlERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 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 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTSN2fl17EditDistanceMeterE", !10, i64 0, !10, i64 8, !10, i64 16, !10, i64 24}
!13 = !{!12, !10, i64 8}
!14 = !{!12, !10, i64 16}
!15 = !{!12, !10, i64 24}
!16 = !{!17, !6, i64 0}
!17 = !{!"_ZTSSt16initializer_listIlE", !6, i64 0, !10, i64 8}
!18 = !{!17, !10, i64 8}


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

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

declare i32 @__gxx_personality_v0(...)

; 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
define dso_local void @_ZNK2fl17EditDistanceMeter5valueEv(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca [5 x i64], align 8
  %4 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #3
  %5 = tail call noundef i64 @_ZNK2fl17EditDistanceMeter6sumErrEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  store i64 %5, ptr %3, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %3, i64 8
  %7 = load <2 x i64>, ptr %1, align 8, !tbaa !5
  store <2 x i64> %7, ptr %6, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %3, i64 24
  %9 = getelementptr inbounds i8, ptr %1, i64 16
  %10 = load <2 x i64>, ptr %9, align 8, !tbaa !5
  store <2 x i64> %10, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #3
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  invoke void @_ZNSt6vectorIlSaIlEEC2ESt16initializer_listIlERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr nonnull %3, i64 5, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %11 unwind label %12

11:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #3
  ret void

12:                                               ; preds = %2
  %13 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #3
  resume { ptr, i32 } %13
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK2fl17EditDistanceMeter6sumErrEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2ESt16initializer_listIlERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 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 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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