; LLVM IR from Saikat2407/DSA_Hacktoberfest2023 :: c++/STACKS&QUEUE/S7.ll (Z16largestRectangleRSt6vectorIiSaIiEE)

; 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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9index_NSRiRSt6vectorIiSaIiEES2_(i32 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9index_NSLiRSt6vectorIiSaIiEES2_(i32 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #0

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z16largestRectangleRSt6vectorIiSaIiEE(ptr noundef nonnull align 8 dereferenceable(24) %0) #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  %16 = trunc i64 %15 to i32
  store i32 %16, ptr %3, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #4
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #4
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  %17 = load i32, ptr %3, align 4, !tbaa !9
  %18 = zext i32 %17 to i64
  %19 = call ptr @llvm.stacksave.p0()
  store ptr %19, ptr %6, align 8
  %20 = alloca i32, i64 %18, align 16
  store i64 %18, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  store i32 0, ptr %8, align 4, !tbaa !9
  %21 = load i32, ptr %3, align 4, !tbaa !9
  %22 = load ptr, ptr %2, align 8, !tbaa !5
  invoke void @_Z9index_NSRiRSt6vectorIiSaIiEES2_(i32 noundef %21, ptr noundef nonnull align 8 dereferenceable(24) %22, ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %23 unwind label %52

23:                                               ; preds = %1
  %24 = load i32, ptr %3, align 4, !tbaa !9
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  invoke void @_Z9index_NSLiRSt6vectorIiSaIiEES2_(i32 noundef %24, ptr noundef nonnull align 8 dereferenceable(24) %25, ptr noundef nonnull align 8 dereferenceable(24) %5)
          to label %26 unwind label %52

26:                                               ; preds = %23
  br label %27

27:                                               ; preds = %36, %26
  %28 = load i32, ptr %8, align 4, !tbaa !9
  %29 = icmp sge i32 %28, 0
  br i1 %29, label %30, label %34

30:                                               ; preds = %27
  %31 = load i32, ptr %8, align 4, !tbaa !9
  %32 = load i32, ptr %3, align 4, !tbaa !9
  %33 = icmp slt i32 %31, %32
  br label %34

34:                                               ; preds = %30, %27
  %35 = phi i1 [ false, %27 ], [ %33, %30 ]
  br i1 %35, label %36, label %56

36:                                               ; preds = %34
  %37 = load i32, ptr %8, align 4, !tbaa !9
  %38 = sext i32 %37 to i64
  %39 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %38) #4
  %40 = load i32, ptr %39, align 4, !tbaa !9
  %41 = load i32, ptr %8, align 4, !tbaa !9
  %42 = sext i32 %41 to i64
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %42) #4
  %44 = load i32, ptr %43, align 4, !tbaa !9
  %45 = sub nsw i32 %40, %44
  %46 = sub nsw i32 %45, 1
  %47 = load i32, ptr %8, align 4, !tbaa !9
  %48 = sext i32 %47 to i64
  %49 = getelementptr inbounds i32, ptr %20, i64 %48
  store i32 %46, ptr %49, align 4, !tbaa !9
  %50 = load i32, ptr %8, align 4, !tbaa !9
  %51 = add nsw i32 %50, 1
  store i32 %51, ptr %8, align 4, !tbaa !9
  br label %27, !llvm.loop !11

52:                                               ; preds = %23, %1
  %53 = landingpad { ptr, i32 }
          cleanup
  %54 = extractvalue { ptr, i32 } %53, 0
  store ptr %54, ptr %9, align 8
  %55 = extractvalue { ptr, i32 } %53, 1
  store i32 %55, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  br label %87

56:                                               ; preds = %34
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 0, ptr %11, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  store i32 0, ptr %13, align 4, !tbaa !9
  br label %57

57:                                               ; preds = %81, %56
  %58 = load i32, ptr %13, align 4, !tbaa !9
  %59 = load i32, ptr %3, align 4, !tbaa !9
  %60 = icmp slt i32 %58, %59
  br i1 %60, label %62, label %61

61:                                               ; preds = %57
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %84

62:                                               ; preds = %57
  %63 = load i32, ptr %13, align 4, !tbaa !9
  %64 = sext i32 %63 to i64
  %65 = getelementptr inbounds i32, ptr %20, i64 %64
  %66 = load i32, ptr %65, align 4, !tbaa !9
  %67 = load ptr, ptr %2, align 8, !tbaa !5
  %68 = load i32, ptr %13, align 4, !tbaa !9
  %69 = sext i32 %68 to i64
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %67, i64 noundef %69) #4
  %71 = load i32, ptr %70, align 4, !tbaa !9
  %72 = mul nsw i32 %66, %71
  store i32 %72, ptr %12, align 4, !tbaa !9
  %73 = load i32, ptr %11, align 4, !tbaa !9
  %74 = load i32, ptr %12, align 4, !tbaa !9
  %75 = icmp sle i32 %73, %74
  br i1 %75, label %76, label %78

76:                                               ; preds = %62
  %77 = load i32, ptr %12, align 4, !tbaa !9
  store i32 %77, ptr %11, align 4, !tbaa !9
  br label %80

78:                                               ; preds = %62
  %79 = load i32, ptr %11, align 4, !tbaa !9
  store i32 %79, ptr %11, align 4, !tbaa !9
  br label %80

80:                                               ; preds = %78, %76
  br label %81

81:                                               ; preds = %80
  %82 = load i32, ptr %13, align 4, !tbaa !9
  %83 = add nsw i32 %82, 1
  store i32 %83, ptr %13, align 4, !tbaa !9
  br label %57, !llvm.loop !13

84:                                               ; preds = %61
  %85 = load i32, ptr %11, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  %86 = load ptr, ptr %6, align 8
  call void @llvm.stackrestore.p0(ptr %86)
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  ret i32 %85

87:                                               ; preds = %52
  %88 = load ptr, ptr %9, align 8
  %89 = load i32, ptr %10, align 4
  %90 = insertvalue { ptr, i32 } poison, ptr %88, 0
  %91 = insertvalue { ptr, i32 } %90, i32 %89, 1
  resume { ptr, i32 } %91
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #3

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { nocallback nofree nosync nounwind willreturn }
attributes #4 = { nounwind }

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

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


; 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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9index_NSRiRSt6vectorIiSaIiEES2_(i32 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9index_NSLiRSt6vectorIiSaIiEES2_(i32 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef range(i32 0, -2147483648) i32 @_Z16largestRectangleRSt6vectorIiSaIiEE(ptr noundef nonnull align 8 dereferenceable(24) %0) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %5 = trunc i64 %4 to i32
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #5
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %6 = and i64 %4, 4294967295
  %7 = call ptr @llvm.stacksave.p0()
  %8 = alloca i32, i64 %6, align 16
  invoke void @_Z9index_NSRiRSt6vectorIiSaIiEES2_(i32 noundef %5, ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %9 unwind label %18

9:                                                ; preds = %1
  invoke void @_Z9index_NSLiRSt6vectorIiSaIiEES2_(i32 noundef %5, ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %.preheader30 unwind label %18

.preheader30:                                     ; preds = %9
  %10 = icmp sgt i32 %5, 0
  br i1 %10, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %.preheader30
  %wide.trip.count = and i64 %4, 2147483647
  br label %.lr.ph

.preheader:                                       ; preds = %.lr.ph
  br i1 %10, label %.lr.ph34.preheader, label %._crit_edge

.lr.ph34.preheader:                               ; preds = %.preheader
  %wide.trip.count39 = and i64 %4, 2147483647
  br label %.lr.ph34

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  %11 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #5
  %12 = load i32, ptr %11, align 4, !tbaa !5
  %13 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #5
  %14 = load i32, ptr %13, align 4, !tbaa !5
  %15 = xor i32 %14, -1
  %16 = add i32 %12, %15
  %17 = getelementptr inbounds i32, ptr %8, i64 %indvars.iv
  store i32 %16, ptr %17, align 4, !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

18:                                               ; preds = %9, %1
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  resume { ptr, i32 } %19

._crit_edge:                                      ; preds = %.lr.ph34, %.preheader30, %.preheader
  %.027.lcssa = phi i32 [ 0, %.preheader ], [ 0, %.preheader30 ], [ %.027., %.lr.ph34 ]
  call void @llvm.stackrestore.p0(ptr %7)
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  ret i32 %.027.lcssa

.lr.ph34:                                         ; preds = %.lr.ph34.preheader, %.lr.ph34
  %indvars.iv36 = phi i64 [ 0, %.lr.ph34.preheader ], [ %indvars.iv.next37, %.lr.ph34 ]
  %.02732 = phi i32 [ 0, %.lr.ph34.preheader ], [ %.027., %.lr.ph34 ]
  %20 = getelementptr inbounds i32, ptr %8, i64 %indvars.iv36
  %21 = load i32, ptr %20, align 4, !tbaa !5
  %22 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv36) #5
  %23 = load i32, ptr %22, align 4, !tbaa !5
  %24 = mul nsw i32 %23, %21
  %.027. = call i32 @llvm.smax.i32(i32 %.02732, i32 %24)
  %indvars.iv.next37 = add nuw nsw i64 %indvars.iv36, 1
  %exitcond40.not = icmp eq i64 %indvars.iv.next37, %wide.trip.count39
  br i1 %exitcond40.not, label %._crit_edge, label %.lr.ph34, !llvm.loop !11
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare ptr @llvm.stacksave.p0() #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.stackrestore.p0(ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smax.i32(i32, i32) #4

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { mustprogress nocallback nofree nosync nounwind willreturn }
attributes #4 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #5 = { 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}


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