; LLVM IR from cvanaret/Uno :: uno/tools/Statistics.ll (ZN3uno10Statistics14start_new_lineEv)

; 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"

%"struct.std::_Rb_tree_iterator" = type { ptr }
%"class.std::basic_string_view" = type { i64, ptr }
%"class.uno::Statistics" = type { %"class.std::map", %"class.std::map.0", %"class.std::map.6" }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const int, std::__cxx11::basic_string<char>>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const int, std::__cxx11::basic_string<char>>>, std::less<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::map.0" = type { %"class.std::_Rb_tree.1" }
%"class.std::_Rb_tree.1" = type { %"struct.std::_Rb_tree<std::basic_string_view<char>, std::pair<const std::basic_string_view<char>, int>, std::_Select1st<std::pair<const std::basic_string_view<char>, int>>, std::less<std::basic_string_view<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::basic_string_view<char>, std::pair<const std::basic_string_view<char>, int>, std::_Select1st<std::pair<const std::basic_string_view<char>, int>>, std::less<std::basic_string_view<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"class.std::map.6" = type { %"class.std::_Rb_tree.7" }
%"class.std::_Rb_tree.7" = type { %"struct.std::_Rb_tree<std::basic_string_view<char>, std::pair<const std::basic_string_view<char>, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const std::basic_string_view<char>, std::__cxx11::basic_string<char>>>, std::less<std::basic_string_view<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::basic_string_view<char>, std::pair<const std::basic_string_view<char>, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const std::basic_string_view<char>, std::__cxx11::basic_string<char>>>, std::less<std::basic_string_view<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::pair" = type { i32, %"class.std::__cxx11::basic_string" }
%"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] }

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

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3uno10Statistics14start_new_lineEv(ptr noundef nonnull align 8 dereferenceable(144) %0) #0 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %5 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"class.std::basic_string_view", align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %8 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %9 = getelementptr inbounds %"class.uno::Statistics", ptr %8, i32 0, i32 0
  store ptr %9, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = call ptr @_ZNSt3mapIiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIiESaISt4pairIKiS5_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %10) #3
  %12 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %4, i32 0, i32 0
  store ptr %11, ptr %12, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = call ptr @_ZNSt3mapIiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIiESaISt4pairIKiS5_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %13) #3
  %15 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %5, i32 0, i32 0
  store ptr %14, ptr %15, align 8
  br label %16

16:                                               ; preds = %31, %1
  %17 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEESB_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #3
  br i1 %17, label %19, label %18

18:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  br label %33

19:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %20 = call noundef nonnull align 8 dereferenceable(40) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  store ptr %20, ptr %6, align 8, !tbaa !5
  %21 = getelementptr inbounds %"class.uno::Statistics", ptr %8, i32 0, i32 2
  call void @llvm.lifetime.start.p0(i64 16, ptr %7) #3
  %22 = load ptr, ptr %6, align 8, !tbaa !5
  %23 = getelementptr inbounds %"struct.std::pair", ptr %22, i32 0, i32 1
  %24 = call { i64, ptr } @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEcvSt17basic_string_viewIcS2_EEv(ptr noundef nonnull align 8 dereferenceable(32) %23) #3
  %25 = getelementptr inbounds { i64, ptr }, ptr %7, i32 0, i32 0
  %26 = extractvalue { i64, ptr } %24, 0
  store i64 %26, ptr %25, align 8
  %27 = getelementptr inbounds { i64, ptr }, ptr %7, i32 0, i32 1
  %28 = extractvalue { i64, ptr } %24, 1
  store ptr %28, ptr %27, align 8
  %29 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt3mapISt17basic_string_viewIcSt11char_traitsIcEENSt7__cxx1112basic_stringIcS2_SaIcEEESt4lessIS3_ESaISt4pairIKS3_S7_EEEixEOS3_(ptr noundef nonnull align 8 dereferenceable(48) %21, ptr noundef nonnull align 8 dereferenceable(16) %7)
  %30 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %29, ptr noundef @.str)
  call void @llvm.lifetime.end.p0(i64 16, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  br label %31

31:                                               ; preds = %19
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  br label %16

33:                                               ; preds = %18
  ret void
}

; 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 dso_local ptr @_ZNSt3mapIiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIiESaISt4pairIKiS5_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIiESaISt4pairIKiS5_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(40) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt3mapISt17basic_string_viewIcSt11char_traitsIcEENSt7__cxx1112basic_stringIcS2_SaIcEEESt4lessIS3_ESaISt4pairIKS3_S7_EEEixEOS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(16)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare { i64, ptr } @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEcvSt17basic_string_viewIcS2_EEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #0 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 nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #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"}


; 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"

%"struct.std::_Rb_tree_iterator" = type { ptr }
%"class.std::basic_string_view" = type { i64, ptr }

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

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3uno10Statistics14start_new_lineEv(ptr noundef nonnull align 8 dereferenceable(144) %0) local_unnamed_addr #0 align 2 {
  %2 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %3 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %4 = alloca %"class.std::basic_string_view", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #3
  %5 = tail call ptr @_ZNSt3mapIiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIiESaISt4pairIKiS5_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %0) #3
  store ptr %5, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  %6 = tail call ptr @_ZNSt3mapIiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIiESaISt4pairIKiS5_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %0) #3
  store ptr %6, ptr %3, align 8
  %7 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEESB_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  br i1 %7, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %1
  %8 = getelementptr inbounds i8, ptr %0, i64 96
  %9 = getelementptr inbounds i8, ptr %4, i64 8
  br label %10

._crit_edge:                                      ; preds = %10, %1
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #3
  ret void

10:                                               ; preds = %.lr.ph, %10
  %11 = call noundef nonnull align 8 dereferenceable(40) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #3
  %12 = getelementptr inbounds i8, ptr %11, i64 8
  %13 = call { i64, ptr } @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEcvSt17basic_string_viewIcS2_EEv(ptr noundef nonnull align 8 dereferenceable(32) %12) #3
  %14 = extractvalue { i64, ptr } %13, 0
  store i64 %14, ptr %4, align 8
  %15 = extractvalue { i64, ptr } %13, 1
  store ptr %15, ptr %9, align 8
  %16 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt3mapISt17basic_string_viewIcSt11char_traitsIcEENSt7__cxx1112basic_stringIcS2_SaIcEEESt4lessIS3_ESaISt4pairIKS3_S7_EEEixEOS3_(ptr noundef nonnull align 8 dereferenceable(48) %8, ptr noundef nonnull align 8 dereferenceable(16) %4)
  %17 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull @.str)
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #3
  %18 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #3
  %19 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEESB_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  br i1 %19, label %10, label %._crit_edge
}

; 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 dso_local ptr @_ZNSt3mapIiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIiESaISt4pairIKiS5_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt4lessIiESaISt4pairIKiS5_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(40) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEdeEv(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(32) ptr @_ZNSt3mapISt17basic_string_viewIcSt11char_traitsIcEENSt7__cxx1112basic_stringIcS2_SaIcEEESt4lessIS3_ESaISt4pairIKS3_S7_EEEixEOS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare { i64, ptr } @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEcvSt17basic_string_viewIcS2_EEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #0 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 nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKiNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_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,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass