; LLVM IR from cselab/aphros :: src/distr/report.ll (ZN14suspender_tree24AccumulateTimeFromLeavesERNS_4NodeE)

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

%"class.__gnu_cxx::__normal_iterator.8" = type { ptr }
%"struct.suspender_tree::Node" = type { %"class.std::vector.3", %"class.std::__cxx11::basic_string", double }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<suspender_tree::Node, std::allocator<suspender_tree::Node>>::_Vector_impl" }
%"struct.std::_Vector_base<suspender_tree::Node, std::allocator<suspender_tree::Node>>::_Vector_impl" = type { %"struct.std::_Vector_base<suspender_tree::Node, std::allocator<suspender_tree::Node>>::_Vector_impl_data" }
%"struct.std::_Vector_base<suspender_tree::Node, std::allocator<suspender_tree::Node>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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] }

; 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 @_ZN14suspender_tree24AccumulateTimeFromLeavesERNS_4NodeE(ptr noundef nonnull align 8 dereferenceable(64) %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca double, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator.8", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.8", align 8
  %7 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %8 = load ptr, ptr %2, align 8, !tbaa !5
  %9 = getelementptr inbounds %"struct.suspender_tree::Node", ptr %8, i32 0, i32 0
  %10 = call noundef zeroext i1 @_ZNKSt6vectorIN14suspender_tree4NodeESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  br i1 %10, label %11, label %12

11:                                               ; preds = %1
  br label %38

12:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  store double 0.000000e+00, ptr %3, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %13 = load ptr, ptr %2, align 8, !tbaa !5
  %14 = getelementptr inbounds %"struct.suspender_tree::Node", ptr %13, i32 0, i32 0
  store ptr %14, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = call ptr @_ZNSt6vectorIN14suspender_tree4NodeESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #4
  %17 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.8", ptr %5, i32 0, i32 0
  store ptr %16, ptr %17, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = call ptr @_ZNSt6vectorIN14suspender_tree4NodeESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %18) #4
  %20 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.8", ptr %6, i32 0, i32 0
  store ptr %19, ptr %20, align 8
  br label %21

21:                                               ; preds = %32, %12
  %22 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br i1 %22, label %24, label %23

23:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  br label %34

24:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %25 = call noundef nonnull align 8 dereferenceable(64) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  store ptr %25, ptr %7, align 8, !tbaa !5
  %26 = load ptr, ptr %7, align 8, !tbaa !5
  call void @_ZN14suspender_tree24AccumulateTimeFromLeavesERNS_4NodeE(ptr noundef nonnull align 8 dereferenceable(64) %26)
  %27 = load ptr, ptr %7, align 8, !tbaa !5
  %28 = getelementptr inbounds %"struct.suspender_tree::Node", ptr %27, i32 0, i32 2
  %29 = load double, ptr %28, align 8, !tbaa !11
  %30 = load double, ptr %3, align 8, !tbaa !9
  %31 = fadd double %30, %29
  store double %31, ptr %3, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  br label %32

32:                                               ; preds = %24
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  br label %21

34:                                               ; preds = %23
  %35 = load double, ptr %3, align 8, !tbaa !9
  %36 = load ptr, ptr %2, align 8, !tbaa !5
  %37 = getelementptr inbounds %"struct.suspender_tree::Node", ptr %36, i32 0, i32 2
  store double %35, ptr %37, align 8, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  br label %38

38:                                               ; preds = %34, %11
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt6vectorIN14suspender_tree4NodeESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN14suspender_tree4NodeESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN14suspender_tree4NodeESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(64) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"double", !7, i64 0}
!11 = !{!12, !10, i64 56}
!12 = !{!"_ZTSN14suspender_tree4NodeE", !13, i64 0, !17, i64 24, !10, i64 56}
!13 = !{!"_ZTSSt6vectorIN14suspender_tree4NodeESaIS1_EE", !14, i64 0}
!14 = !{!"_ZTSSt12_Vector_baseIN14suspender_tree4NodeESaIS1_EE", !15, i64 0}
!15 = !{!"_ZTSNSt12_Vector_baseIN14suspender_tree4NodeESaIS1_EE12_Vector_implE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseIN14suspender_tree4NodeESaIS1_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!17 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !18, i64 0, !19, i64 8, !7, i64 16}
!18 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!19 = !{!"long", !7, i64 0}


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

%"class.__gnu_cxx::__normal_iterator.8" = type { ptr }

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

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

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN14suspender_tree24AccumulateTimeFromLeavesERNS_4NodeE(ptr noundef nonnull align 8 dereferenceable(64) %0) local_unnamed_addr #1 {
  %2 = alloca %"class.__gnu_cxx::__normal_iterator.8", align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator.8", align 8
  %4 = tail call noundef zeroext i1 @_ZNKSt6vectorIN14suspender_tree4NodeESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  br i1 %4, label %16, label %5

5:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #3
  %6 = tail call ptr @_ZNSt6vectorIN14suspender_tree4NodeESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  store ptr %6, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  %7 = tail call ptr @_ZNSt6vectorIN14suspender_tree4NodeESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  store ptr %7, ptr %3, align 8
  %8 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  br i1 %8, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %5
  %.0.lcssa = phi double [ 0.000000e+00, %5 ], [ %13, %.lr.ph ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #3
  %9 = getelementptr inbounds i8, ptr %0, i64 56
  store double %.0.lcssa, ptr %9, align 8, !tbaa !5
  br label %16

.lr.ph:                                           ; preds = %5, %.lr.ph
  %.09 = phi double [ %13, %.lr.ph ], [ 0.000000e+00, %5 ]
  %10 = call noundef nonnull align 8 dereferenceable(64) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #3
  call void @_ZN14suspender_tree24AccumulateTimeFromLeavesERNS_4NodeE(ptr noundef nonnull align 8 dereferenceable(64) %10)
  %11 = getelementptr inbounds i8, ptr %10, i64 56
  %12 = load double, ptr %11, align 8, !tbaa !5
  %13 = fadd double %.09, %12
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #3
  %15 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  br i1 %15, label %.lr.ph, label %._crit_edge

16:                                               ; preds = %1, %._crit_edge
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt6vectorIN14suspender_tree4NodeESaIS1_EE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN14suspender_tree4NodeESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN14suspender_tree4NodeESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(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(64) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN14suspender_tree4NodeESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #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, !17, i64 56}
!6 = !{!"_ZTSN14suspender_tree4NodeE", !7, i64 0, !14, i64 24, !17, i64 56}
!7 = !{!"_ZTSSt6vectorIN14suspender_tree4NodeESaIS1_EE", !8, i64 0}
!8 = !{!"_ZTSSt12_Vector_baseIN14suspender_tree4NodeESaIS1_EE", !9, i64 0}
!9 = !{!"_ZTSNSt12_Vector_baseIN14suspender_tree4NodeESaIS1_EE12_Vector_implE", !10, i64 0}
!10 = !{!"_ZTSNSt12_Vector_baseIN14suspender_tree4NodeESaIS1_EE17_Vector_impl_dataE", !11, i64 0, !11, i64 8, !11, i64 16}
!11 = !{!"any pointer", !12, i64 0}
!12 = !{!"omnipotent char", !13, i64 0}
!13 = !{!"Simple C++ TBAA"}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !15, i64 0, !16, i64 8, !12, i64 16}
!15 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !11, i64 0}
!16 = !{!"long", !12, i64 0}
!17 = !{!"double", !12, i64 0}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass