; LLVM IR from zeux/meshoptimizer :: tools/vcachetuner.ll (Z10dump_statsRK5StateRKSt6vectorI4MeshSaIS3_EE)

; 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.Mesh = type { ptr, i64, %"class.std::vector", [2 x float] }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [14 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

declare i32 @printf(ptr noundef, ...) #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14compute_metricPK5StateRK4MeshPf(ptr noundef, ptr noundef nonnull align 8 dereferenceable(48), ptr noundef) #3

; Function Attrs: mustprogress uwtable
define dso_local void @_Z10dump_statsRK5StateRKSt6vectorI4MeshSaIS3_EE(ptr noundef nonnull align 4 dereferenceable(100) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #4 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca [2 x float], align 4
  %6 = alloca i64, align 8
  %7 = alloca i32, align 4
  %8 = alloca [2 x float], align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  call void @llvm.memset.p0.i64(ptr align 4 %5, i8 0, i64 8, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %12

12:                                               ; preds = %72, %2
  %13 = load i64, ptr %6, align 8, !tbaa !9
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = call noundef i64 @_ZNKSt6vectorI4MeshSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #6
  %16 = icmp ult i64 %13, %15
  br i1 %16, label %18, label %17

17:                                               ; preds = %12
  store i32 2, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  br label %75

18:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #6
  %19 = load ptr, ptr %3, align 8, !tbaa !5
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = load i64, ptr %6, align 8, !tbaa !9
  %22 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorI4MeshSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %20, i64 noundef %21) #6
  %23 = getelementptr inbounds [2 x float], ptr %8, i64 0, i64 0
  call void @_Z14compute_metricPK5StateRK4MeshPf(ptr noundef %19, ptr noundef nonnull align 8 dereferenceable(48) %22, ptr noundef %23)
  %24 = load ptr, ptr %4, align 8, !tbaa !5
  %25 = load i64, ptr %6, align 8, !tbaa !9
  %26 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorI4MeshSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %24, i64 noundef %25) #6
  %27 = getelementptr inbounds %struct.Mesh, ptr %26, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8, !tbaa !11
  %29 = call i32 (ptr, ...) @printf(ptr noundef @.str.8, ptr noundef %28)
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !17
  br label %30

30:                                               ; preds = %41, %18
  %31 = load i32, ptr %9, align 4, !tbaa !17
  %32 = icmp slt i32 %31, 2
  br i1 %32, label %34, label %33

33:                                               ; preds = %30
  store i32 5, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %44

34:                                               ; preds = %30
  %35 = load i32, ptr %9, align 4, !tbaa !17
  %36 = sext i32 %35 to i64
  %37 = getelementptr inbounds [2 x float], ptr %8, i64 0, i64 %36
  %38 = load float, ptr %37, align 4, !tbaa !19
  %39 = fpext float %38 to double
  %40 = call i32 (ptr, ...) @printf(ptr noundef @.str.9, double noundef %39)
  br label %41

41:                                               ; preds = %34
  %42 = load i32, ptr %9, align 4, !tbaa !17
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %9, align 4, !tbaa !17
  br label %30, !llvm.loop !21

44:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 0, ptr %10, align 4, !tbaa !17
  br label %45

45:                                               ; preds = %68, %44
  %46 = load i32, ptr %10, align 4, !tbaa !17
  %47 = icmp slt i32 %46, 2
  br i1 %47, label %49, label %48

48:                                               ; preds = %45
  store i32 8, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %71

49:                                               ; preds = %45
  %50 = load ptr, ptr %4, align 8, !tbaa !5
  %51 = load i64, ptr %6, align 8, !tbaa !9
  %52 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorI4MeshSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %50, i64 noundef %51) #6
  %53 = getelementptr inbounds %struct.Mesh, ptr %52, i32 0, i32 3
  %54 = load i32, ptr %10, align 4, !tbaa !17
  %55 = sext i32 %54 to i64
  %56 = getelementptr inbounds [2 x float], ptr %53, i64 0, i64 %55
  %57 = load float, ptr %56, align 4, !tbaa !19
  %58 = load i32, ptr %10, align 4, !tbaa !17
  %59 = sext i32 %58 to i64
  %60 = getelementptr inbounds [2 x float], ptr %8, i64 0, i64 %59
  %61 = load float, ptr %60, align 4, !tbaa !19
  %62 = fdiv float %57, %61
  %63 = load i32, ptr %10, align 4, !tbaa !17
  %64 = sext i32 %63 to i64
  %65 = getelementptr inbounds [2 x float], ptr %5, i64 0, i64 %64
  %66 = load float, ptr %65, align 4, !tbaa !19
  %67 = fadd float %66, %62
  store float %67, ptr %65, align 4, !tbaa !19
  br label %68

68:                                               ; preds = %49
  %69 = load i32, ptr %10, align 4, !tbaa !17
  %70 = add nsw i32 %69, 1
  store i32 %70, ptr %10, align 4, !tbaa !17
  br label %45, !llvm.loop !23

71:                                               ; preds = %48
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  br label %72

72:                                               ; preds = %71
  %73 = load i64, ptr %6, align 8, !tbaa !9
  %74 = add i64 %73, 1
  store i64 %74, ptr %6, align 8, !tbaa !9
  br label %12, !llvm.loop !24

75:                                               ; preds = %17
  %76 = call i32 (ptr, ...) @printf(ptr noundef @.str.10)
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  store i32 0, ptr %11, align 4, !tbaa !17
  br label %77

77:                                               ; preds = %92, %75
  %78 = load i32, ptr %11, align 4, !tbaa !17
  %79 = icmp slt i32 %78, 2
  br i1 %79, label %81, label %80

80:                                               ; preds = %77
  store i32 11, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %95

81:                                               ; preds = %77
  %82 = load i32, ptr %11, align 4, !tbaa !17
  %83 = sext i32 %82 to i64
  %84 = getelementptr inbounds [2 x float], ptr %5, i64 0, i64 %83
  %85 = load float, ptr %84, align 4, !tbaa !19
  %86 = load ptr, ptr %4, align 8, !tbaa !5
  %87 = call noundef i64 @_ZNKSt6vectorI4MeshSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %86) #6
  %88 = uitofp i64 %87 to float
  %89 = fdiv float %85, %88
  %90 = fpext float %89 to double
  %91 = call i32 (ptr, ...) @printf(ptr noundef @.str.9, double noundef %90)
  br label %92

92:                                               ; preds = %81
  %93 = load i32, ptr %11, align 4, !tbaa !17
  %94 = add nsw i32 %93, 1
  store i32 %94, ptr %11, align 4, !tbaa !17
  br label %77, !llvm.loop !25

95:                                               ; preds = %80
  %96 = call i32 (ptr, ...) @printf(ptr noundef @.str.6)
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI4MeshSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorI4MeshSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #5 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { mustprogress uwtable "min-legal-vector-width"="64" "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 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 #5 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"_ZTS4Mesh", !6, i64 0, !10, i64 8, !13, i64 16, !7, i64 40}
!13 = !{!"_ZTSSt6vectorIjSaIjEE", !14, i64 0}
!14 = !{!"_ZTSSt12_Vector_baseIjSaIjEE", !15, i64 0}
!15 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE12_Vector_implE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!17 = !{!18, !18, i64 0}
!18 = !{!"int", !7, i64 0}
!19 = !{!20, !20, i64 0}
!20 = !{!"float", !7, i64 0}
!21 = distinct !{!21, !22}
!22 = !{!"llvm.loop.mustprogress"}
!23 = distinct !{!23, !22}
!24 = distinct !{!24, !22}
!25 = distinct !{!25, !22}


; 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"

@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [14 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: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14compute_metricPK5StateRK4MeshPf(ptr noundef, ptr noundef nonnull align 8 dereferenceable(48), ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z10dump_statsRK5StateRKSt6vectorI4MeshSaIS3_EE(ptr noundef nonnull align 4 dereferenceable(100) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #3 {
  %3 = alloca [2 x float], align 4
  %4 = tail call noundef i64 @_ZNKSt6vectorI4MeshSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %.not = icmp eq i64 %4, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %2
  %5 = getelementptr inbounds i8, ptr %3, i64 4
  br label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %2
  %6 = phi <2 x float> [ zeroinitializer, %2 ], [ %45, %.lr.ph ]
  %7 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.10)
  %8 = call noundef i64 @_ZNKSt6vectorI4MeshSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %9 = uitofp i64 %8 to float
  %10 = extractelement <2 x float> %6, i64 1
  %11 = fdiv float %10, %9
  %12 = fpext float %11 to double
  %13 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.9, double noundef %12)
  %14 = call noundef i64 @_ZNKSt6vectorI4MeshSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %15 = uitofp i64 %14 to float
  %16 = extractelement <2 x float> %6, i64 0
  %17 = fdiv float %16, %15
  %18 = fpext float %17 to double
  %19 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.9, double noundef %18)
  %20 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.6)
  ret void

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %.02326 = phi i64 [ 0, %.lr.ph.preheader ], [ %46, %.lr.ph ]
  %21 = phi <2 x float> [ zeroinitializer, %.lr.ph.preheader ], [ %45, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #5
  %22 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorI4MeshSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %.02326) #5
  call void @_Z14compute_metricPK5StateRK4MeshPf(ptr noundef nonnull %0, ptr noundef nonnull align 8 dereferenceable(48) %22, ptr noundef nonnull %3)
  %23 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorI4MeshSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %.02326) #5
  %24 = load ptr, ptr %23, align 8, !tbaa !5
  %25 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.8, ptr noundef %24)
  %26 = load float, ptr %3, align 4, !tbaa !15
  %27 = fpext float %26 to double
  %28 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.9, double noundef %27)
  %29 = load float, ptr %5, align 4, !tbaa !15
  %30 = fpext float %29 to double
  %31 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.9, double noundef %30)
  %32 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorI4MeshSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %.02326) #5
  %33 = getelementptr inbounds i8, ptr %32, i64 40
  %34 = load float, ptr %33, align 8, !tbaa !15
  %35 = load float, ptr %3, align 4, !tbaa !15
  %36 = call noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorI4MeshSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %.02326) #5
  %37 = getelementptr inbounds i8, ptr %36, i64 44
  %38 = load float, ptr %37, align 4, !tbaa !15
  %39 = load float, ptr %5, align 4, !tbaa !15
  %40 = insertelement <2 x float> poison, float %38, i64 0
  %41 = insertelement <2 x float> %40, float %34, i64 1
  %42 = insertelement <2 x float> poison, float %39, i64 0
  %43 = insertelement <2 x float> %42, float %35, i64 1
  %44 = fdiv <2 x float> %41, %43
  %45 = fadd <2 x float> %21, %44
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  %46 = add nuw i64 %.02326, 1
  %47 = call noundef i64 @_ZNKSt6vectorI4MeshSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  %48 = icmp ult i64 %46, %47
  br i1 %48, label %.lr.ph, label %._crit_edge, !llvm.loop !17
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI4MeshSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(48) ptr @_ZNKSt6vectorI4MeshSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nofree nounwind "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 uwtable "min-legal-vector-width"="64" "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 uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 #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, !7, i64 0}
!6 = !{!"_ZTS4Mesh", !7, i64 0, !10, i64 8, !11, i64 16, !8, i64 40}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!"_ZTSSt6vectorIjSaIjEE", !12, i64 0}
!12 = !{!"_ZTSSt12_Vector_baseIjSaIjEE", !13, i64 0}
!13 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE12_Vector_implE", !14, i64 0}
!14 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!15 = !{!16, !16, i64 0}
!16 = !{!"float", !8, i64 0}
!17 = distinct !{!17, !18}
!18 = !{!"llvm.loop.mustprogress"}


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