; LLVM IR from next-step-for-interview-prep/Coding-Ninjas-DSA-course_code_and_notes_cpp :: Milestone-1=Intro_to_C++/questions and solutions/Test-1 (Second_largest)

; 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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [12 x i8], align 1

; 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 nounwind uwtable
declare dso_local void @_Z10bubbleSortPii(ptr noundef, i32 noundef) #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i64, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  %9 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %10 = load i32, ptr %2, align 4, !tbaa !5
  %11 = icmp sgt i32 %10, 1
  br i1 %11, label %12, label %86

12:                                               ; preds = %0
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = zext i32 %13 to i64
  %15 = call ptr @llvm.stacksave.p0()
  store ptr %15, ptr %3, align 8
  %16 = alloca i32, i64 %14, align 16
  store i64 %14, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %17

17:                                               ; preds = %27, %12
  %18 = load i32, ptr %5, align 4, !tbaa !5
  %19 = load i32, ptr %2, align 4, !tbaa !5
  %20 = icmp slt i32 %18, %19
  br i1 %20, label %22, label %21

21:                                               ; preds = %17
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  br label %30

22:                                               ; preds = %17
  %23 = load i32, ptr %5, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds i32, ptr %16, i64 %24
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %25)
  br label %27

27:                                               ; preds = %22
  %28 = load i32, ptr %5, align 4, !tbaa !5
  %29 = add nsw i32 %28, 1
  store i32 %29, ptr %5, align 4, !tbaa !5
  br label %17, !llvm.loop !9

30:                                               ; preds = %21
  %31 = load i32, ptr %2, align 4, !tbaa !5
  call void @_Z10bubbleSortPii(ptr noundef %16, i32 noundef %31)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %32

32:                                               ; preds = %64, %30
  %33 = load i32, ptr %6, align 4, !tbaa !5
  %34 = load i32, ptr %2, align 4, !tbaa !5
  %35 = icmp slt i32 %33, %34
  br i1 %35, label %37, label %36

36:                                               ; preds = %32
  store i32 5, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  br label %67

37:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  %38 = load i32, ptr %6, align 4, !tbaa !5
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %8, align 4, !tbaa !5
  br label %40

40:                                               ; preds = %60, %37
  %41 = load i32, ptr %8, align 4, !tbaa !5
  %42 = load i32, ptr %2, align 4, !tbaa !5
  %43 = icmp sle i32 %41, %42
  br i1 %43, label %45, label %44

44:                                               ; preds = %40
  store i32 8, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %63

45:                                               ; preds = %40
  %46 = load i32, ptr %6, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = getelementptr inbounds i32, ptr %16, i64 %47
  %49 = load i32, ptr %48, align 4, !tbaa !5
  %50 = load i32, ptr %8, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = getelementptr inbounds i32, ptr %16, i64 %51
  %53 = load i32, ptr %52, align 4, !tbaa !5
  %54 = icmp eq i32 %49, %53
  br i1 %54, label %55, label %59

55:                                               ; preds = %45
  %56 = load i32, ptr %6, align 4, !tbaa !5
  %57 = sext i32 %56 to i64
  %58 = getelementptr inbounds i32, ptr %16, i64 %57
  store i32 0, ptr %58, align 4, !tbaa !5
  br label %59

59:                                               ; preds = %55, %45
  br label %60

60:                                               ; preds = %59
  %61 = load i32, ptr %8, align 4, !tbaa !5
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %8, align 4, !tbaa !5
  br label %40, !llvm.loop !11

63:                                               ; preds = %44
  br label %64

64:                                               ; preds = %63
  %65 = load i32, ptr %6, align 4, !tbaa !5
  %66 = add nsw i32 %65, 1
  store i32 %66, ptr %6, align 4, !tbaa !5
  br label %32, !llvm.loop !12

67:                                               ; preds = %36
  %68 = load i32, ptr %2, align 4, !tbaa !5
  call void @_Z10bubbleSortPii(ptr noundef %16, i32 noundef %68)
  %69 = load i32, ptr %2, align 4, !tbaa !5
  %70 = sub nsw i32 %69, 2
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds i32, ptr %16, i64 %71
  %73 = load i32, ptr %72, align 4, !tbaa !5
  %74 = icmp eq i32 %73, 0
  br i1 %74, label %75, label %77

75:                                               ; preds = %67
  %76 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  br label %84

77:                                               ; preds = %67
  %78 = load i32, ptr %2, align 4, !tbaa !5
  %79 = sub nsw i32 %78, 2
  %80 = sext i32 %79 to i64
  %81 = getelementptr inbounds i32, ptr %16, i64 %80
  %82 = load i32, ptr %81, align 4, !tbaa !5
  %83 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %82)
  br label %84

84:                                               ; preds = %77, %75
  %85 = load ptr, ptr %3, align 8
  call void @llvm.stackrestore.p0(ptr %85)
  br label %88

86:                                               ; preds = %0
  %87 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
  br label %88

88:                                               ; preds = %86, %84
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %89 = load i32, ptr %1, align 4
  ret i32 %89
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #4

attributes #0 = { 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 = { mustprogress norecurse 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 = { "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 = { nocallback nofree nosync nounwind willreturn }
attributes #5 = { inlinehint 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 #6 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


; 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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [12 x i8], align 1

; 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
declare dso_local void @_Z10bubbleSortPii(ptr noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 {
  %1 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %2 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %3 = load i32, ptr %1, align 4, !tbaa !5
  %4 = icmp sgt i32 %3, 1
  br i1 %4, label %5, label %58

5:                                                ; preds = %0
  %6 = zext nneg i32 %3 to i64
  %7 = call ptr @llvm.stacksave.p0()
  %8 = alloca i32, i64 %6, align 16
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = icmp sgt i32 %9, 0
  br i1 %10, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %5
  %.lcssa18 = phi i32 [ %9, %5 ], [ %17, %.lr.ph ]
  call void @_Z10bubbleSortPii(ptr noundef nonnull %8, i32 noundef %.lcssa18)
  %11 = load i32, ptr %1, align 4, !tbaa !5
  %12 = icmp sgt i32 %11, 0
  br i1 %12, label %.lr.ph26.preheader, label %._crit_edge27

.lr.ph26.preheader:                               ; preds = %._crit_edge
  %13 = add nuw i32 %11, 1
  %wide.trip.count38 = zext nneg i32 %11 to i64
  %wide.trip.count = zext i32 %13 to i64
  %xtraiter = and i64 %wide.trip.count38, 1
  %14 = icmp eq i32 %11, 1
  br i1 %14, label %._crit_edge27.loopexit.unr-lcssa, label %.lr.ph26.preheader.new

.lr.ph26.preheader.new:                           ; preds = %.lr.ph26.preheader
  %unroll_iter = and i64 %wide.trip.count38, 2147483646
  br label %.lr.ph23

.lr.ph:                                           ; preds = %5, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %5 ]
  %15 = getelementptr inbounds i32, ptr %8, i64 %indvars.iv
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %15)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %17 = load i32, ptr %1, align 4, !tbaa !5
  %18 = sext i32 %17 to i64
  %19 = icmp slt i64 %indvars.iv.next, %18
  br i1 %19, label %.lr.ph, label %._crit_edge, !llvm.loop !9

.loopexit:                                        ; preds = %51
  %indvars.iv.next31 = add nuw nsw i64 %indvars.iv30, 1
  %indvars.iv.next36.1 = add nuw nsw i64 %indvars.iv35, 2
  %20 = getelementptr inbounds i32, ptr %8, i64 %indvars.iv.next36
  %.promoted.1 = load i32, ptr %20, align 4, !tbaa !5
  br label %21

21:                                               ; preds = %27, %.loopexit
  %indvars.iv32.1 = phi i64 [ %indvars.iv.next31, %.loopexit ], [ %indvars.iv.next33.1, %27 ]
  %22 = phi i32 [ %.promoted.1, %.loopexit ], [ %28, %27 ]
  %23 = getelementptr inbounds i32, ptr %8, i64 %indvars.iv32.1
  %24 = load i32, ptr %23, align 4, !tbaa !5
  %25 = icmp eq i32 %22, %24
  br i1 %25, label %26, label %27

26:                                               ; preds = %21
  store i32 0, ptr %20, align 4, !tbaa !5
  br label %27

27:                                               ; preds = %26, %21
  %28 = phi i32 [ %22, %21 ], [ 0, %26 ]
  %indvars.iv.next33.1 = add nuw nsw i64 %indvars.iv32.1, 1
  %exitcond.not.1 = icmp eq i64 %indvars.iv.next33.1, %wide.trip.count
  br i1 %exitcond.not.1, label %.loopexit.1, label %21, !llvm.loop !11

.loopexit.1:                                      ; preds = %27
  %indvars.iv.next31.1 = add nuw nsw i64 %indvars.iv30, 2
  %niter.next.1 = add i64 %niter, 2
  %niter.ncmp.1 = icmp eq i64 %niter.next.1, %unroll_iter
  br i1 %niter.ncmp.1, label %._crit_edge27.loopexit.unr-lcssa, label %.lr.ph23, !llvm.loop !12

._crit_edge27.loopexit.unr-lcssa:                 ; preds = %.loopexit.1, %.lr.ph26.preheader
  %indvars.iv35.unr = phi i64 [ 0, %.lr.ph26.preheader ], [ %indvars.iv.next36.1, %.loopexit.1 ]
  %indvars.iv30.unr = phi i64 [ 1, %.lr.ph26.preheader ], [ %indvars.iv.next31.1, %.loopexit.1 ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge27, label %.lr.ph23.epil

.lr.ph23.epil:                                    ; preds = %._crit_edge27.loopexit.unr-lcssa
  %29 = getelementptr inbounds i32, ptr %8, i64 %indvars.iv35.unr
  %.promoted.epil = load i32, ptr %29, align 4, !tbaa !5
  br label %30

30:                                               ; preds = %36, %.lr.ph23.epil
  %indvars.iv32.epil = phi i64 [ %indvars.iv30.unr, %.lr.ph23.epil ], [ %indvars.iv.next33.epil, %36 ]
  %31 = phi i32 [ %.promoted.epil, %.lr.ph23.epil ], [ %37, %36 ]
  %32 = getelementptr inbounds i32, ptr %8, i64 %indvars.iv32.epil
  %33 = load i32, ptr %32, align 4, !tbaa !5
  %34 = icmp eq i32 %31, %33
  br i1 %34, label %35, label %36

35:                                               ; preds = %30
  store i32 0, ptr %29, align 4, !tbaa !5
  br label %36

36:                                               ; preds = %35, %30
  %37 = phi i32 [ %31, %30 ], [ 0, %35 ]
  %indvars.iv.next33.epil = add nuw nsw i64 %indvars.iv32.epil, 1
  %exitcond.not.epil = icmp eq i64 %indvars.iv.next33.epil, %wide.trip.count
  br i1 %exitcond.not.epil, label %._crit_edge27, label %30, !llvm.loop !11

._crit_edge27:                                    ; preds = %._crit_edge27.loopexit.unr-lcssa, %36, %._crit_edge
  call void @_Z10bubbleSortPii(ptr noundef nonnull %8, i32 noundef %11)
  %38 = load i32, ptr %1, align 4, !tbaa !5
  %39 = sext i32 %38 to i64
  %40 = getelementptr i32, ptr %8, i64 %39
  %41 = getelementptr i8, ptr %40, i64 -8
  %42 = load i32, ptr %41, align 4, !tbaa !5
  %43 = icmp eq i32 %42, 0
  br i1 %43, label %53, label %55

.lr.ph23:                                         ; preds = %.loopexit.1, %.lr.ph26.preheader.new
  %indvars.iv35 = phi i64 [ 0, %.lr.ph26.preheader.new ], [ %indvars.iv.next36.1, %.loopexit.1 ]
  %indvars.iv30 = phi i64 [ 1, %.lr.ph26.preheader.new ], [ %indvars.iv.next31.1, %.loopexit.1 ]
  %niter = phi i64 [ 0, %.lr.ph26.preheader.new ], [ %niter.next.1, %.loopexit.1 ]
  %indvars.iv.next36 = or disjoint i64 %indvars.iv35, 1
  %44 = getelementptr inbounds i32, ptr %8, i64 %indvars.iv35
  %.promoted = load i32, ptr %44, align 8, !tbaa !5
  br label %45

45:                                               ; preds = %.lr.ph23, %51
  %indvars.iv32 = phi i64 [ %indvars.iv30, %.lr.ph23 ], [ %indvars.iv.next33, %51 ]
  %46 = phi i32 [ %.promoted, %.lr.ph23 ], [ %52, %51 ]
  %47 = getelementptr inbounds i32, ptr %8, i64 %indvars.iv32
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = icmp eq i32 %46, %48
  br i1 %49, label %50, label %51

50:                                               ; preds = %45
  store i32 0, ptr %44, align 8, !tbaa !5
  br label %51

51:                                               ; preds = %45, %50
  %52 = phi i32 [ %46, %45 ], [ 0, %50 ]
  %indvars.iv.next33 = add nuw nsw i64 %indvars.iv32, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next33, %wide.trip.count
  br i1 %exitcond.not, label %.loopexit, label %45, !llvm.loop !11

53:                                               ; preds = %._crit_edge27
  %54 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
  br label %57

55:                                               ; preds = %._crit_edge27
  %56 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %42)
  br label %57

57:                                               ; preds = %55, %53
  call void @llvm.stackrestore.p0(ptr %7)
  br label %60

58:                                               ; preds = %0
  %59 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
  br label %60

60:                                               ; preds = %58, %57
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #4

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 = { mustprogress norecurse 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 = { "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 = { mustprogress nocallback nofree nosync nounwind willreturn }
attributes #5 = { inlinehint 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 #6 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SCCPPass,SROAPass,SimplifyCFGPass