; LLVM IR from ayush-tulsyan/ACM-ICPC-Handbook :: code/FastExpo.ll (Z5powerRSt6vectorIS_IdSaIdEESaIS1_EEi)

; 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<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<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<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::allocator.2" = type { i8 }
%"class.std::allocator" = type { 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
declare dso_local void @_Z8multiplyRSt6vectorIS_IdSaIdEESaIS1_EES4_(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5powerRSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(24) %1, i32 noundef %2) #1 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i1, align 1
  %9 = alloca %"class.std::vector.0", align 8
  %10 = alloca %"class.std::allocator.2", align 1
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::allocator", align 1
  %14 = alloca %"class.std::vector", align 8
  %15 = alloca i32, align 4
  %16 = alloca %"class.std::vector", align 8
  %17 = alloca %"class.std::vector", align 8
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  %18 = load ptr, ptr %5, align 8, !tbaa !5
  %19 = call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %18) #3
  %20 = trunc i64 %19 to i32
  store i32 %20, ptr %7, align 4, !tbaa !9
  store i1 false, ptr %8, align 1
  %21 = load i32, ptr %7, align 4, !tbaa !9
  %22 = sext i32 %21 to i64
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #3
  %23 = load i32, ptr %7, align 4, !tbaa !9
  %24 = sext i32 %23 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #3
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #3
  invoke void @_ZNSt6vectorIdSaIdEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %24, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %25 unwind label %34

25:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #3
  call void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #3
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %22, ptr noundef nonnull align 8 dereferenceable(24) %9, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %26 unwind label %38

26:                                               ; preds = %25
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #3
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #3
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #3
  call void @llvm.lifetime.start.p0(i64 24, ptr %14) #3
  %27 = load ptr, ptr %5, align 8, !tbaa !5
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %14, ptr noundef nonnull align 8 dereferenceable(24) %27)
          to label %28 unwind label %43

28:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #3
  store i32 0, ptr %15, align 4, !tbaa !9
  br label %29

29:                                               ; preds = %54, %28
  %30 = load i32, ptr %15, align 4, !tbaa !9
  %31 = load i32, ptr %7, align 4, !tbaa !9
  %32 = icmp slt i32 %30, %31
  br i1 %32, label %47, label %33

33:                                               ; preds = %29
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  br label %57

34:                                               ; preds = %3
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %11, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %12, align 4
  br label %42

38:                                               ; preds = %25
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %11, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %12, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #3
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #3
  br label %42

42:                                               ; preds = %38, %34
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #3
  br label %87

43:                                               ; preds = %26
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %11, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %12, align 4
  br label %84

47:                                               ; preds = %29
  %48 = load i32, ptr %15, align 4, !tbaa !9
  %49 = sext i32 %48 to i64
  %50 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %49) #3
  %51 = load i32, ptr %15, align 4, !tbaa !9
  %52 = sext i32 %51 to i64
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %50, i64 noundef %52) #3
  store double 1.000000e+00, ptr %53, align 8, !tbaa !11
  br label %54

54:                                               ; preds = %47
  %55 = load i32, ptr %15, align 4, !tbaa !9
  %56 = add nsw i32 %55, 1
  store i32 %56, ptr %15, align 4, !tbaa !9
  br label %29, !llvm.loop !13

57:                                               ; preds = %33
  br label %58

58:                                               ; preds = %75, %57
  %59 = load i32, ptr %6, align 4, !tbaa !9
  %60 = icmp ne i32 %59, 0
  br i1 %60, label %61, label %81

61:                                               ; preds = %58
  %62 = load i32, ptr %6, align 4, !tbaa !9
  %63 = and i32 %62, 1
  %64 = icmp ne i32 %63, 0
  br i1 %64, label %65, label %72

65:                                               ; preds = %61
  call void @llvm.lifetime.start.p0(i64 24, ptr %16) #3
  invoke void @_Z8multiplyRSt6vectorIS_IdSaIdEESaIS1_EES4_(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %16, ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %14)
          to label %66 unwind label %68

66:                                               ; preds = %65
  %67 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %16) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %16) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %16) #3
  br label %72

68:                                               ; preds = %65
  %69 = landingpad { ptr, i32 }
          cleanup
  %70 = extractvalue { ptr, i32 } %69, 0
  store ptr %70, ptr %11, align 8
  %71 = extractvalue { ptr, i32 } %69, 1
  store i32 %71, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 24, ptr %16) #3
  br label %83

72:                                               ; preds = %66, %61
  %73 = load i32, ptr %6, align 4, !tbaa !9
  %74 = ashr i32 %73, 1
  store i32 %74, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %17) #3
  invoke void @_Z8multiplyRSt6vectorIS_IdSaIdEESaIS1_EES4_(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %17, ptr noundef nonnull align 8 dereferenceable(24) %14, ptr noundef nonnull align 8 dereferenceable(24) %14)
          to label %75 unwind label %77

75:                                               ; preds = %72
  %76 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24) %14, ptr noundef nonnull align 8 dereferenceable(24) %17) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %17) #3
  br label %58, !llvm.loop !15

77:                                               ; preds = %72
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %11, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 24, ptr %17) #3
  br label %83

81:                                               ; preds = %58
  store i1 true, ptr %8, align 1
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %14) #3
  %82 = load i1, ptr %8, align 1
  br i1 %82, label %86, label %85

83:                                               ; preds = %77, %68
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #3
  br label %84

84:                                               ; preds = %83, %43
  call void @llvm.lifetime.end.p0(i64 24, ptr %14) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  br label %87

85:                                               ; preds = %81
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  br label %86

86:                                               ; preds = %85, %81
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  ret void

87:                                               ; preds = %84, %42
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  br label %88

88:                                               ; preds = %87
  %89 = load ptr, ptr %11, align 8
  %90 = load i32, ptr %12, align 4
  %91 = insertvalue { ptr, i32 } poison, ptr %89, 0
  %92 = insertvalue { ptr, i32 } %91, i32 %90, 1
  resume { ptr, i32 } %92
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


; 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<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<double>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<double>, std::allocator<std::vector<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<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::allocator.2" = type { i8 }
%"class.std::allocator" = type { i8 }

; 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 @_Z8multiplyRSt6vectorIS_IdSaIdEESaIS1_EES4_(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5powerRSt6vectorIS_IdSaIdEESaIS1_EEi(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(24) %1, i32 noundef %2) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::vector.0", align 8
  %5 = alloca %"class.std::allocator.2", align 1
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca %"class.std::vector", align 8
  %10 = tail call noundef i64 @_ZNKSt6vectorIS_IdSaIdEESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %11 = trunc i64 %10 to i32
  %sext = shl i64 %10, 32
  %12 = ashr exact i64 %sext, 32
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #3
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #3
  invoke void @_ZNSt6vectorIdSaIdEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %12, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %13 unwind label %16

13:                                               ; preds = %3
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #3
  call void @_ZNSaISt6vectorIdSaIdEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #3
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %12, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %14 unwind label %18

14:                                               ; preds = %13
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #3
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #3
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %7) #3
  invoke void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %.preheader26 unwind label %21

.preheader26:                                     ; preds = %14
  %15 = icmp sgt i32 %11, 0
  br i1 %15, label %.lr.ph.preheader, label %.preheader

.lr.ph.preheader:                                 ; preds = %.preheader26
  %wide.trip.count = and i64 %10, 2147483647
  br label %.lr.ph

.preheader:                                       ; preds = %.lr.ph, %.preheader26
  %.not28 = icmp eq i32 %2, 0
  br i1 %.not28, label %._crit_edge, label %.lr.ph30

16:                                               ; preds = %3
  %17 = landingpad { ptr, i32 }
          cleanup
  br label %20

18:                                               ; preds = %13
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #3
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #3
  br label %20

20:                                               ; preds = %18, %16
  %.pn = phi { ptr, i32 } [ %19, %18 ], [ %17, %16 ]
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #3
  br label %39

21:                                               ; preds = %14
  %22 = landingpad { ptr, i32 }
          cleanup
  br label %38

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  %23 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #3
  %24 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIdSaIdEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %indvars.iv) #3
  store double 1.000000e+00, ptr %24, align 8, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.preheader, label %.lr.ph, !llvm.loop !9

.lr.ph30:                                         ; preds = %.preheader, %32
  %.01929 = phi i32 [ %33, %32 ], [ %2, %.preheader ]
  %25 = and i32 %.01929, 1
  %.not21 = icmp eq i32 %25, 0
  br i1 %.not21, label %31, label %26

26:                                               ; preds = %.lr.ph30
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %8) #3
  invoke void @_Z8multiplyRSt6vectorIS_IdSaIdEESaIS1_EES4_(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %8, ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %7)
          to label %27 unwind label %29

27:                                               ; preds = %26
  %28 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %8) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #3
  br label %31

29:                                               ; preds = %26
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #3
  br label %37

31:                                               ; preds = %27, %.lr.ph30
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %9) #3
  invoke void @_Z8multiplyRSt6vectorIS_IdSaIdEESaIS1_EES4_(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %9, ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %7)
          to label %32 unwind label %35

32:                                               ; preds = %31
  %33 = ashr i32 %.01929, 1
  %34 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %9) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #3
  %.not = icmp ult i32 %.01929, 2
  br i1 %.not, label %._crit_edge, label %.lr.ph30, !llvm.loop !11

35:                                               ; preds = %31
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #3
  br label %37

._crit_edge:                                      ; preds = %32, %.preheader
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #3
  ret void

37:                                               ; preds = %35, %29
  %.pn22 = phi { ptr, i32 } [ %36, %35 ], [ %30, %29 ]
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #3
  br label %38

38:                                               ; preds = %37, %21
  %.pn22.pn = phi { ptr, i32 } [ %.pn22, %37 ], [ %22, %21 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #3
  call void @_ZNSt6vectorIS_IdSaIdEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  br label %39

39:                                               ; preds = %38, %20
  %.pn22.pn.pn = phi { ptr, i32 } [ %.pn22.pn, %38 ], [ %.pn, %20 ]
  resume { ptr, i32 } %.pn22.pn.pn
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IdSaIdEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IdSaIdEESaIS1_EEaSEOS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIdSaIdEEED2Ev(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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


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