; LLVM IR from upupming/algorithm :: acwing/算法竞赛进阶指南/0x18-总结与练习/155. 内存分配.ll (Z9releaseAti)

; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, 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::priority_queue" = type <{ %"class.std::vector", [8 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"struct.std::pair" = type { i32, i32 }

@edtms = external dso_local global %"class.std::set", align 8
@pq = external dso_local global %"class.std::priority_queue", align 8
@endTime = external dso_local global i32, align 4

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

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z10checkQueuev() #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z9releaseAti(i32 noundef %0) #1 {
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %5 = alloca %"struct.std::pair", align 4
  %6 = alloca i32, align 4
  %7 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %8 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  store i32 %0, ptr %2, align 4, !tbaa !5
  br label %9

9:                                                ; preds = %44, %1
  %10 = call noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %11 = icmp ne i64 %10, 0
  br i1 %11, label %12, label %18

12:                                               ; preds = %9
  %13 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %14 = getelementptr inbounds %"struct.std::pair", ptr %13, i32 0, i32 0
  %15 = load i32, ptr %14, align 4, !tbaa !9
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = icmp sle i32 %15, %16
  br label %18

18:                                               ; preds = %12, %9
  %19 = phi i1 [ false, %9 ], [ %17, %12 ]
  br i1 %19, label %20, label %46

20:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  %21 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %22 = getelementptr inbounds %"struct.std::pair", ptr %21, i32 0, i32 0
  %23 = load i32, ptr %22, align 4, !tbaa !9
  store i32 %23, ptr %3, align 4, !tbaa !5
  br label %24

24:                                               ; preds = %35, %20
  %25 = call noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %26 = icmp ne i64 %25, 0
  br i1 %26, label %27, label %33

27:                                               ; preds = %24
  %28 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %29 = getelementptr inbounds %"struct.std::pair", ptr %28, i32 0, i32 0
  %30 = load i32, ptr %29, align 4, !tbaa !9
  %31 = load i32, ptr %3, align 4, !tbaa !5
  %32 = icmp eq i32 %30, %31
  br label %33

33:                                               ; preds = %27, %24
  %34 = phi i1 [ false, %24 ], [ %32, %27 ]
  br i1 %34, label %35, label %44

35:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %36 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %37 = getelementptr inbounds %"struct.std::pair", ptr %36, i32 0, i32 1
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  store i32 0, ptr %6, align 4, !tbaa !5
  call void @_ZNSt4pairIiiEC2IRKiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS5_S6_EEEbE4typeELb1EEEOS5_OS6_(ptr noundef nonnull align 4 dereferenceable(8) %5, ptr noundef nonnull align 4 dereferenceable(4) %37, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %38 = call ptr @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE11lower_boundERKS1_(ptr noundef nonnull align 8 dereferenceable(48) @edtms, ptr noundef nonnull align 4 dereferenceable(8) %5)
  %39 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %4, i32 0, i32 0
  store ptr %38, ptr %39, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %7, ptr align 8 %4, i64 8, i1 false), !tbaa.struct !11
  %40 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %7, i32 0, i32 0
  %41 = load ptr, ptr %40, align 8
  %42 = call ptr @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIS1_E(ptr noundef nonnull align 8 dereferenceable(48) @edtms, ptr %41)
  %43 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %8, i32 0, i32 0
  store ptr %42, ptr %43, align 8
  call void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  br label %24, !llvm.loop !14

44:                                               ; preds = %33
  %45 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %45, ptr @endTime, align 4, !tbaa !5
  call void @_Z10checkQueuev()
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  br label %9, !llvm.loop !16

46:                                               ; preds = %18
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE11lower_boundERKS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRKiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS5_S6_EEEbE4typeELb1EEEOS5_OS6_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIS1_E(ptr noundef nonnull align 8 dereferenceable(48), ptr) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) #1 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!11 = !{i64 0, i64 8, !12}
!12 = !{!13, !13, i64 0}
!13 = !{!"any pointer", !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}


; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<int, int>, std::_Identity<std::pair<int, int>>, std::less<std::pair<int, 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::priority_queue" = type <{ %"class.std::vector", [8 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }

@edtms = external dso_local global %"class.std::set", align 8
@pq = external dso_local global %"class.std::priority_queue", align 8
@endTime = external dso_local local_unnamed_addr global i32, align 4

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

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z10checkQueuev() local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z9releaseAti(i32 noundef %0) local_unnamed_addr #1 {
  %2 = alloca %"struct.std::pair", align 4
  %3 = alloca i32, align 4
  %4 = tail call noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %.not11 = icmp eq i64 %4, 0
  br i1 %.not11, label %.critedge, label %.lr.ph12

.lr.ph12:                                         ; preds = %1, %.critedge2
  %5 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %6 = load i32, ptr %5, align 4, !tbaa !5
  %.not7 = icmp sgt i32 %6, %0
  br i1 %.not7, label %.critedge, label %7

7:                                                ; preds = %.lr.ph12
  %8 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %9 = load i32, ptr %8, align 4, !tbaa !5
  %10 = call noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %.not89 = icmp eq i64 %10, 0
  br i1 %.not89, label %.critedge2, label %.lr.ph

.lr.ph:                                           ; preds = %7, %14
  %11 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %12 = load i32, ptr %11, align 4, !tbaa !5
  %13 = icmp eq i32 %12, %9
  br i1 %13, label %14, label %.critedge2

14:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #3
  %15 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %16 = getelementptr inbounds i8, ptr %15, i64 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #3
  store i32 0, ptr %3, align 4, !tbaa !10
  call void @_ZNSt4pairIiiEC2IRKiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS5_S6_EEEbE4typeELb1EEEOS5_OS6_(ptr noundef nonnull align 4 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(4) %16, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %17 = call ptr @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE11lower_boundERKS1_(ptr noundef nonnull align 8 dereferenceable(48) @edtms, ptr noundef nonnull align 4 dereferenceable(8) %2)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #3
  %18 = call ptr @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIS1_E(ptr noundef nonnull align 8 dereferenceable(48) @edtms, ptr %17)
  call void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %19 = call noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %.not8 = icmp eq i64 %19, 0
  br i1 %.not8, label %.critedge2, label %.lr.ph, !llvm.loop !11

.critedge2:                                       ; preds = %.lr.ph, %14, %7
  store i32 %9, ptr @endTime, align 4, !tbaa !10
  call void @_Z10checkQueuev()
  %20 = call noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25) @pq)
  %.not = icmp eq i64 %20, 0
  br i1 %.not, label %.critedge, label %.lr.ph12, !llvm.loop !13

.critedge:                                        ; preds = %.lr.ph12, %.critedge2, %1
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3topEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE11lower_boundERKS1_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRKiiTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS5_S6_EEEbE4typeELb1EEEOS5_OS6_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setISt4pairIiiESt4lessIS1_ESaIS1_EE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIS1_E(ptr noundef nonnull align 8 dereferenceable(48), ptr) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt14priority_queueISt4pairIiiESt6vectorIS1_SaIS1_EESt7greaterIS1_EE3popEv(ptr noundef nonnull align 8 dereferenceable(25)) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { 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, !7, i64 0}
!6 = !{!"_ZTSSt4pairIiiE", !7, i64 0, !7, i64 4}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!7, !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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