; LLVM IR from Tunghohin/Competitive_Coding :: Poj/poj1847.ll (Z8dijkstraiii)

; 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"

@sw = external dso_local global [110 x i32], align 16
@G = external dso_local global [110 x [110 x i8]], align 16
@vis = external dso_local global [110 x i8], align 16
@dist = external dso_local global [110 x i32], align 16

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z8dijkstraiii(i32 noundef %0, i32 noundef %1, i32 noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !5
  call void @llvm.memset.p0.i64(ptr align 16 @dist, i8 63, i64 440, i1 false)
  call void @llvm.memset.p0.i64(ptr align 16 @vis, i8 0, i64 110, i1 false)
  %13 = load i32, ptr %4, align 4, !tbaa !5
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %14
  store i32 0, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 1, ptr %7, align 4, !tbaa !5
  br label %16

16:                                               ; preds = %99, %3
  %17 = load i32, ptr %7, align 4, !tbaa !5
  %18 = load i32, ptr %6, align 4, !tbaa !5
  %19 = icmp slt i32 %17, %18
  br i1 %19, label %21, label %20

20:                                               ; preds = %16
  store i32 2, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %102

21:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  store i32 -1, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  store i32 1, ptr %10, align 4, !tbaa !5
  br label %22

22:                                               ; preds = %49, %21
  %23 = load i32, ptr %10, align 4, !tbaa !5
  %24 = load i32, ptr %6, align 4, !tbaa !5
  %25 = icmp sle i32 %23, %24
  br i1 %25, label %27, label %26

26:                                               ; preds = %22
  store i32 5, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  br label %52

27:                                               ; preds = %22
  %28 = load i32, ptr %10, align 4, !tbaa !5
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [110 x i8], ptr @vis, i64 0, i64 %29
  %31 = load i8, ptr %30, align 1, !tbaa !9, !range !11, !noundef !12
  %32 = trunc i8 %31 to i1
  br i1 %32, label %48, label %33

33:                                               ; preds = %27
  %34 = load i32, ptr %9, align 4, !tbaa !5
  %35 = icmp eq i32 %34, -1
  br i1 %35, label %46, label %36

36:                                               ; preds = %33
  %37 = load i32, ptr %10, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %38
  %40 = load i32, ptr %39, align 4, !tbaa !5
  %41 = load i32, ptr %9, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %42
  %44 = load i32, ptr %43, align 4, !tbaa !5
  %45 = icmp slt i32 %40, %44
  br i1 %45, label %46, label %48

46:                                               ; preds = %36, %33
  %47 = load i32, ptr %10, align 4, !tbaa !5
  store i32 %47, ptr %9, align 4, !tbaa !5
  br label %48

48:                                               ; preds = %46, %36, %27
  br label %49

49:                                               ; preds = %48
  %50 = load i32, ptr %10, align 4, !tbaa !5
  %51 = add nsw i32 %50, 1
  store i32 %51, ptr %10, align 4, !tbaa !5
  br label %22, !llvm.loop !13

52:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 1, ptr %11, align 4, !tbaa !5
  br label %53

53:                                               ; preds = %92, %52
  %54 = load i32, ptr %11, align 4, !tbaa !5
  %55 = load i32, ptr %6, align 4, !tbaa !5
  %56 = icmp sle i32 %54, %55
  br i1 %56, label %58, label %57

57:                                               ; preds = %53
  store i32 8, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %95

58:                                               ; preds = %53
  %59 = load i32, ptr %9, align 4, !tbaa !5
  %60 = sext i32 %59 to i64
  %61 = getelementptr inbounds [110 x [110 x i8]], ptr @G, i64 0, i64 %60
  %62 = load i32, ptr %11, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = getelementptr inbounds [110 x i8], ptr %61, i64 0, i64 %63
  %65 = load i8, ptr %64, align 1, !tbaa !9, !range !11, !noundef !12
  %66 = trunc i8 %65 to i1
  %67 = zext i1 %66 to i32
  %68 = icmp eq i32 %67, 1
  br i1 %68, label %69, label %91

69:                                               ; preds = %58
  %70 = load i32, ptr %11, align 4, !tbaa !5
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %71
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  %73 = load i32, ptr %9, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %74
  %76 = load i32, ptr %75, align 4, !tbaa !5
  %77 = load i32, ptr %9, align 4, !tbaa !5
  %78 = sext i32 %77 to i64
  %79 = getelementptr inbounds [110 x i32], ptr @sw, i64 0, i64 %78
  %80 = load i32, ptr %79, align 4, !tbaa !5
  %81 = load i32, ptr %11, align 4, !tbaa !5
  %82 = icmp eq i32 %80, %81
  %83 = xor i1 %82, true
  %84 = zext i1 %83 to i32
  %85 = add nsw i32 %76, %84
  store i32 %85, ptr %12, align 4, !tbaa !5
  %86 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %72, ptr noundef nonnull align 4 dereferenceable(4) %12)
  %87 = load i32, ptr %86, align 4, !tbaa !5
  %88 = load i32, ptr %11, align 4, !tbaa !5
  %89 = sext i32 %88 to i64
  %90 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %89
  store i32 %87, ptr %90, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %91

91:                                               ; preds = %69, %58
  br label %92

92:                                               ; preds = %91
  %93 = load i32, ptr %11, align 4, !tbaa !5
  %94 = add nsw i32 %93, 1
  store i32 %94, ptr %11, align 4, !tbaa !5
  br label %53, !llvm.loop !15

95:                                               ; preds = %57
  %96 = load i32, ptr %9, align 4, !tbaa !5
  %97 = sext i32 %96 to i64
  %98 = getelementptr inbounds [110 x i8], ptr @vis, i64 0, i64 %97
  store i8 1, ptr %98, align 1, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %99

99:                                               ; preds = %95
  %100 = load i32, ptr %7, align 4, !tbaa !5
  %101 = add nsw i32 %100, 1
  store i32 %101, ptr %7, align 4, !tbaa !5
  br label %16, !llvm.loop !16

102:                                              ; preds = %20
  %103 = load i32, ptr %5, align 4, !tbaa !5
  %104 = sext i32 %103 to i64
  %105 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %104
  %106 = load i32, ptr %105, align 4, !tbaa !5
  ret i32 %106
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #3

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 nounwind willreturn memory(argmem: write) }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !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"

@sw = external dso_local local_unnamed_addr global [110 x i32], align 16
@G = external dso_local local_unnamed_addr global [110 x [110 x i8]], align 16
@vis = external dso_local local_unnamed_addr global [110 x i8], align 16
@dist = external dso_local global [110 x i32], align 16

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i32 @_Z8dijkstraiii(i32 noundef %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #0 {
  %4 = alloca i32, align 4
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(440) @dist, i8 63, i64 440, i1 false)
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(110) @vis, i8 0, i64 110, i1 false)
  %5 = sext i32 %0 to i64
  %6 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %5
  store i32 0, ptr %6, align 4, !tbaa !5
  %7 = icmp sgt i32 %2, 1
  br i1 %7, label %.preheader29.preheader, label %._crit_edge37

.preheader29.preheader:                           ; preds = %3
  %8 = add nuw i32 %2, 1
  %wide.trip.count = zext i32 %8 to i64
  %9 = zext nneg i32 %2 to i64
  %xtraiter = and i64 %9, 1
  %10 = icmp eq i32 %8, 2
  %unroll_iter = and i64 %9, 2147483646
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br label %.preheader29

.preheader29:                                     ; preds = %.preheader29.preheader, %._crit_edge
  %.02636 = phi i32 [ %62, %._crit_edge ], [ 1, %.preheader29.preheader ]
  br i1 %10, label %..preheader_crit_edge.unr-lcssa, label %.preheader29.new

._crit_edge37:                                    ; preds = %._crit_edge, %3
  %11 = sext i32 %1 to i64
  %12 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %11
  %13 = load i32, ptr %12, align 4, !tbaa !5
  ret i32 %13

..preheader_crit_edge.unr-lcssa:                  ; preds = %60, %.preheader29
  %.1.lcssa.ph = phi i32 [ poison, %.preheader29 ], [ %.1.1, %60 ]
  %indvars.iv.unr = phi i64 [ 1, %.preheader29 ], [ %indvars.iv.next.1, %60 ]
  %.02531.unr = phi i32 [ -1, %.preheader29 ], [ %.1.1, %60 ]
  br i1 %lcmp.mod.not, label %..preheader_crit_edge, label %.epil.preheader

.epil.preheader:                                  ; preds = %..preheader_crit_edge.unr-lcssa
  %14 = getelementptr inbounds [110 x i8], ptr @vis, i64 0, i64 %indvars.iv.unr
  %15 = load i8, ptr %14, align 1, !tbaa !9, !range !11, !noundef !12
  %16 = trunc nuw i8 %15 to i1
  br i1 %16, label %..preheader_crit_edge, label %17

17:                                               ; preds = %.epil.preheader
  %18 = icmp eq i32 %.02531.unr, -1
  br i1 %18, label %26, label %19

19:                                               ; preds = %17
  %20 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %indvars.iv.unr
  %21 = load i32, ptr %20, align 4, !tbaa !5
  %22 = sext i32 %.02531.unr to i64
  %23 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %22
  %24 = load i32, ptr %23, align 4, !tbaa !5
  %25 = icmp slt i32 %21, %24
  br i1 %25, label %26, label %..preheader_crit_edge

26:                                               ; preds = %19, %17
  %27 = trunc nuw nsw i64 %indvars.iv.unr to i32
  br label %..preheader_crit_edge

..preheader_crit_edge:                            ; preds = %.epil.preheader, %19, %26, %..preheader_crit_edge.unr-lcssa
  %.1.lcssa = phi i32 [ %.1.lcssa.ph, %..preheader_crit_edge.unr-lcssa ], [ %.02531.unr, %.epil.preheader ], [ %27, %26 ], [ %.02531.unr, %19 ]
  %28 = sext i32 %.1.lcssa to i64
  %29 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %28
  %30 = getelementptr inbounds [110 x i32], ptr @sw, i64 0, i64 %28
  br label %63

.preheader29.new:                                 ; preds = %.preheader29, %60
  %indvars.iv = phi i64 [ %indvars.iv.next.1, %60 ], [ 1, %.preheader29 ]
  %.02531 = phi i32 [ %.1.1, %60 ], [ -1, %.preheader29 ]
  %niter = phi i64 [ %niter.next.1, %60 ], [ 0, %.preheader29 ]
  %31 = getelementptr inbounds [110 x i8], ptr @vis, i64 0, i64 %indvars.iv
  %32 = load i8, ptr %31, align 1, !tbaa !9, !range !11, !noundef !12
  %33 = trunc nuw i8 %32 to i1
  br i1 %33, label %45, label %34

34:                                               ; preds = %.preheader29.new
  %35 = icmp eq i32 %.02531, -1
  br i1 %35, label %43, label %36

36:                                               ; preds = %34
  %37 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %indvars.iv
  %38 = load i32, ptr %37, align 4, !tbaa !5
  %39 = sext i32 %.02531 to i64
  %40 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %39
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %42 = icmp slt i32 %38, %41
  br i1 %42, label %43, label %45

43:                                               ; preds = %36, %34
  %44 = trunc nuw nsw i64 %indvars.iv to i32
  br label %45

45:                                               ; preds = %.preheader29.new, %36, %43
  %.1 = phi i32 [ %.02531, %.preheader29.new ], [ %44, %43 ], [ %.02531, %36 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %46 = getelementptr inbounds [110 x i8], ptr @vis, i64 0, i64 %indvars.iv.next
  %47 = load i8, ptr %46, align 1, !tbaa !9, !range !11, !noundef !12
  %48 = trunc nuw i8 %47 to i1
  br i1 %48, label %60, label %49

49:                                               ; preds = %45
  %50 = icmp eq i32 %.1, -1
  br i1 %50, label %58, label %51

51:                                               ; preds = %49
  %52 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %indvars.iv.next
  %53 = load i32, ptr %52, align 4, !tbaa !5
  %54 = sext i32 %.1 to i64
  %55 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %54
  %56 = load i32, ptr %55, align 4, !tbaa !5
  %57 = icmp slt i32 %53, %56
  br i1 %57, label %58, label %60

58:                                               ; preds = %51, %49
  %59 = trunc nuw nsw i64 %indvars.iv.next to i32
  br label %60

60:                                               ; preds = %58, %51, %45
  %.1.1 = phi i32 [ %.1, %45 ], [ %59, %58 ], [ %.1, %51 ]
  %indvars.iv.next.1 = add nuw nsw i64 %indvars.iv, 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 %..preheader_crit_edge.unr-lcssa, label %.preheader29.new, !llvm.loop !13

._crit_edge:                                      ; preds = %77
  %61 = getelementptr inbounds [110 x i8], ptr @vis, i64 0, i64 %28
  store i8 1, ptr %61, align 1, !tbaa !9
  %62 = add nuw nsw i32 %.02636, 1
  %exitcond48.not = icmp eq i32 %62, %2
  br i1 %exitcond48.not, label %._crit_edge37, label %.preheader29, !llvm.loop !15

63:                                               ; preds = %..preheader_crit_edge, %77
  %indvars.iv43 = phi i64 [ 1, %..preheader_crit_edge ], [ %indvars.iv.next44, %77 ]
  %64 = getelementptr inbounds [110 x [110 x i8]], ptr @G, i64 0, i64 %28, i64 %indvars.iv43
  %65 = load i8, ptr %64, align 1, !tbaa !9, !range !11, !noundef !12
  %66 = trunc nuw i8 %65 to i1
  br i1 %66, label %67, label %77

67:                                               ; preds = %63
  %68 = getelementptr inbounds [110 x i32], ptr @dist, i64 0, i64 %indvars.iv43
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  %69 = load i32, ptr %29, align 4, !tbaa !5
  %70 = load i32, ptr %30, align 4, !tbaa !5
  %71 = zext i32 %70 to i64
  %72 = icmp ne i64 %indvars.iv43, %71
  %73 = zext i1 %72 to i32
  %74 = add nsw i32 %69, %73
  store i32 %74, ptr %4, align 4, !tbaa !5
  %75 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %68, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %76 = load i32, ptr %75, align 4, !tbaa !5
  store i32 %76, ptr %68, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  br label %77

77:                                               ; preds = %63, %67
  %indvars.iv.next44 = add nuw nsw i64 %indvars.iv43, 1
  %exitcond47.not = icmp eq i64 %indvars.iv.next44, %wide.trip.count
  br i1 %exitcond47.not, label %._crit_edge, label %63, !llvm.loop !16
}

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}


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