; LLVM IR from ethz-adrl/towr :: towr/src/monoped_gait_generator.ll (ZNK4towr20MonopedGaitGenerator12GetStrideHopEv)

; 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::pair" = type { %"class.std::vector", %"class.std::vector.0" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::initializer_list.14" = type { ptr, i64 }
%"class.std::initializer_list.15" = type { ptr, i64 }
%"class.std::vector.5" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"struct.std::pair.16" = type { %"class.std::initializer_list.14", %"class.std::initializer_list.15" }
%"class.towr::MonopedGaitGenerator" = type { %"class.towr::GaitGenerator", %"class.std::vector.5", %"class.std::vector.5" }
%"class.towr::GaitGenerator" = type { ptr, %"class.std::vector", %"class.std::vector.0" }

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

declare i32 @__gxx_personality_v0(...)

; 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 @_ZNK4towr20MonopedGaitGenerator12GetStrideHopEv(ptr dead_on_unwind noalias writable sret(%"struct.std::pair") align 8 %0, ptr noundef nonnull align 8 dereferenceable(136) %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.14", align 8
  %6 = alloca [2 x double], align 8
  %7 = alloca %"class.std::initializer_list.15", align 8
  %8 = alloca [2 x %"class.std::vector.5"], align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"struct.std::pair.16", align 8
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  %13 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr %6) #3
  store double 3.000000e-01, ptr %6, align 8, !tbaa !9
  %14 = getelementptr inbounds double, ptr %6, i64 1
  store double 3.000000e-01, ptr %14, align 8, !tbaa !9
  %15 = getelementptr inbounds %"class.std::initializer_list.14", ptr %5, i32 0, i32 0
  store ptr %6, ptr %15, align 8, !tbaa !11
  %16 = getelementptr inbounds %"class.std::initializer_list.14", ptr %5, i32 0, i32 1
  store i64 2, ptr %16, align 8, !tbaa !14
  call void @llvm.lifetime.start.p0(i64 16, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 80, ptr %8) #3
  store ptr %8, ptr %9, align 8
  %17 = getelementptr inbounds %"class.towr::MonopedGaitGenerator", ptr %13, i32 0, i32 1
  invoke void @_ZNSt6vectorIbSaIbEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(40) %8, ptr noundef nonnull align 8 dereferenceable(40) %17)
          to label %18 unwind label %28

18:                                               ; preds = %2
  %19 = getelementptr inbounds %"class.std::vector.5", ptr %8, i64 1
  store ptr %19, ptr %9, align 8
  %20 = getelementptr inbounds %"class.towr::MonopedGaitGenerator", ptr %13, i32 0, i32 2
  invoke void @_ZNSt6vectorIbSaIbEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(40) %19, ptr noundef nonnull align 8 dereferenceable(40) %20)
          to label %21 unwind label %28

21:                                               ; preds = %18
  %22 = getelementptr inbounds %"class.std::initializer_list.15", ptr %7, i32 0, i32 0
  store ptr %8, ptr %22, align 8, !tbaa !15
  %23 = getelementptr inbounds %"class.std::initializer_list.15", ptr %7, i32 0, i32 1
  store i64 2, ptr %23, align 8, !tbaa !17
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #3
  invoke void @_ZSt9make_pairIRSt16initializer_listIdERS0_ISt6vectorIbSaIbEEEESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS9_INSA_IT0_E4typeEE6__typeEEOSB_OSG_(ptr dead_on_unwind writable sret(%"struct.std::pair.16") align 8 %12, ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef nonnull align 8 dereferenceable(16) %7)
          to label %24 unwind label %39

24:                                               ; preds = %21
  invoke void @_ZNSt4pairISt6vectorIdSaIdEES0_IS0_IbSaIbEESaIS4_EEEC2ISt16initializer_listIdES9_IS4_ETnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairISD_SE_EEclsr6_PCCFPISD_SE_EE30_ImplicitlyMoveConvertiblePairISD_SE_EEEbE4typeELb1EEEOS_ISD_SE_E(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(32) %12)
          to label %25 unwind label %39

25:                                               ; preds = %24
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #3
  %26 = getelementptr inbounds [2 x %"class.std::vector.5"], ptr %8, i32 0, i32 0
  %27 = getelementptr inbounds %"class.std::vector.5", ptr %26, i64 2
  br label %45

28:                                               ; preds = %18, %2
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %10, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %11, align 4
  %32 = load ptr, ptr %9, align 8
  %33 = icmp eq ptr %8, %32
  br i1 %33, label %38, label %34

34:                                               ; preds = %34, %28
  %35 = phi ptr [ %32, %28 ], [ %36, %34 ]
  %36 = getelementptr inbounds %"class.std::vector.5", ptr %35, i64 -1
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %36) #3
  %37 = icmp eq ptr %36, %8
  br i1 %37, label %38, label %34

38:                                               ; preds = %34, %28
  br label %55

39:                                               ; preds = %24, %21
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %10, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #3
  %43 = getelementptr inbounds [2 x %"class.std::vector.5"], ptr %8, i32 0, i32 0
  %44 = getelementptr inbounds %"class.std::vector.5", ptr %43, i64 2
  br label %50

45:                                               ; preds = %45, %25
  %46 = phi ptr [ %27, %25 ], [ %47, %45 ]
  %47 = getelementptr inbounds %"class.std::vector.5", ptr %46, i64 -1
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %47) #3
  %48 = icmp eq ptr %47, %26
  br i1 %48, label %49, label %45

49:                                               ; preds = %45
  call void @llvm.lifetime.end.p0(i64 80, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %5) #3
  ret void

50:                                               ; preds = %50, %39
  %51 = phi ptr [ %44, %39 ], [ %52, %50 ]
  %52 = getelementptr inbounds %"class.std::vector.5", ptr %51, i64 -1
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %52) #3
  %53 = icmp eq ptr %52, %43
  br i1 %53, label %54, label %50

54:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 80, ptr %8) #3
  br label %55

55:                                               ; preds = %54, %38
  call void @llvm.lifetime.end.p0(i64 16, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %5) #3
  br label %56

56:                                               ; preds = %55
  %57 = load ptr, ptr %10, align 8
  %58 = load i32, ptr %11, align 4
  %59 = insertvalue { ptr, i32 } poison, ptr %57, 0
  %60 = insertvalue { ptr, i32 } %59, i32 %58, 1
  resume { ptr, i32 } %60
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIbSaIbEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(40), ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZSt9make_pairIRSt16initializer_listIdERS0_ISt6vectorIbSaIbEEEESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS9_INSA_IT0_E4typeEE6__typeEEOSB_OSG_(ptr dead_on_unwind noalias writable sret(%"struct.std::pair.16") align 8, ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt4pairISt6vectorIdSaIdEES0_IS0_IbSaIbEESaIS4_EEEC2ISt16initializer_listIdES9_IS4_ETnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairISD_SE_EEclsr6_PCCFPISD_SE_EE30_ImplicitlyMoveConvertiblePairISD_SE_EEEbE4typeELb1EEEOS_ISD_SE_E(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #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 = { 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 = !{!"double", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt16initializer_listIdE", !6, i64 0, !13, i64 8}
!13 = !{!"long", !7, i64 0}
!14 = !{!12, !13, i64 8}
!15 = !{!16, !6, i64 0}
!16 = !{!"_ZTSSt16initializer_listISt6vectorIbSaIbEEE", !6, i64 0, !13, i64 8}
!17 = !{!16, !13, 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"

%"struct.std::pair" = type { %"class.std::vector", %"class.std::vector.0" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<bool>, std::allocator<std::vector<bool>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::initializer_list.14" = type { ptr, i64 }
%"class.std::initializer_list.15" = type { ptr, i64 }
%"class.std::vector.5" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"struct.std::pair.16" = type { %"class.std::initializer_list.14", %"class.std::initializer_list.15" }

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

declare i32 @__gxx_personality_v0(...)

; 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 @_ZNK4towr20MonopedGaitGenerator12GetStrideHopEv(ptr dead_on_unwind noalias writable sret(%"struct.std::pair") align 8 %0, ptr noundef nonnull align 8 dereferenceable(136) %1) local_unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::initializer_list.14", align 8
  %4 = alloca [2 x double], align 16
  %5 = alloca %"class.std::initializer_list.15", align 8
  %6 = alloca [2 x %"class.std::vector.5"], align 8
  %7 = alloca %"struct.std::pair.16", align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #3
  store <2 x double> <double 3.000000e-01, double 3.000000e-01>, ptr %4, align 16, !tbaa !5
  store ptr %4, ptr %3, align 8, !tbaa !9
  %8 = getelementptr inbounds i8, ptr %3, i64 8
  store i64 2, ptr %8, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #3
  call void @llvm.lifetime.start.p0(i64 80, ptr nonnull %6) #3
  %9 = getelementptr inbounds i8, ptr %1, i64 56
  call void @_ZNSt6vectorIbSaIbEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(40) %6, ptr noundef nonnull align 8 dereferenceable(40) %9)
  %10 = getelementptr inbounds i8, ptr %6, i64 40
  %11 = getelementptr inbounds i8, ptr %1, i64 96
  invoke void @_ZNSt6vectorIbSaIbEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(40) %10, ptr noundef nonnull align 8 dereferenceable(40) %11)
          to label %12 unwind label %.loopexit.loopexit

12:                                               ; preds = %2
  store ptr %6, ptr %5, align 8, !tbaa !14
  %13 = getelementptr inbounds i8, ptr %5, i64 8
  store i64 2, ptr %13, align 8, !tbaa !16
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %7) #3
  invoke void @_ZSt9make_pairIRSt16initializer_listIdERS0_ISt6vectorIbSaIbEEEESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS9_INSA_IT0_E4typeEE6__typeEEOSB_OSG_(ptr dead_on_unwind nonnull writable sret(%"struct.std::pair.16") align 8 %7, ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 8 dereferenceable(16) %5)
          to label %14 unwind label %18

14:                                               ; preds = %12
  invoke void @_ZNSt4pairISt6vectorIdSaIdEES0_IS0_IbSaIbEESaIS4_EEEC2ISt16initializer_listIdES9_IS4_ETnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairISD_SE_EEclsr6_PCCFPISD_SE_EE30_ImplicitlyMoveConvertiblePairISD_SE_EEEbE4typeELb1EEEOS_ISD_SE_E(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %15 unwind label %18

15:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #3
  %16 = getelementptr inbounds i8, ptr %6, i64 40
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %16) #3
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %6) #3
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %6) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #3
  ret void

.loopexit.loopexit:                               ; preds = %2
  %17 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %6) #3
  br label %.loopexit

18:                                               ; preds = %14, %12
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #3
  %20 = getelementptr inbounds i8, ptr %6, i64 40
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %20) #3
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %6) #3
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %6) #3
  br label %.loopexit

.loopexit:                                        ; preds = %.loopexit.loopexit, %18
  %.pn = phi { ptr, i32 } [ %19, %18 ], [ %17, %.loopexit.loopexit ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #3
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIbSaIbEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(40), ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZSt9make_pairIRSt16initializer_listIdERS0_ISt6vectorIbSaIbEEEESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS9_INSA_IT0_E4typeEE6__typeEEOSB_OSG_(ptr dead_on_unwind noalias writable sret(%"struct.std::pair.16") align 8, ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt4pairISt6vectorIdSaIdEES0_IS0_IbSaIbEESaIS4_EEEC2ISt16initializer_listIdES9_IS4_ETnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairISD_SE_EEclsr6_PCCFPISD_SE_EE30_ImplicitlyMoveConvertiblePairISD_SE_EEEbE4typeELb1EEEOS_ISD_SE_E(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) 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, !6, i64 0}
!6 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"_ZTSSt16initializer_listIdE", !11, i64 0, !12, i64 8}
!11 = !{!"any pointer", !7, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!10, !12, i64 8}
!14 = !{!15, !11, i64 0}
!15 = !{!"_ZTSSt16initializer_listISt6vectorIbSaIbEEE", !11, i64 0, !12, i64 8}
!16 = !{!15, !12, i64 8}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopSimplifyPass,SLPVectorizerPass,SROAPass,SimplifyCFGPass