; LLVM IR from tangjz/acm-icpc :: lydsy (2430)

; 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.std::pair" = type { i32, i32 }
%"struct.std::greater" = type { i8 }

@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@cnt = external dso_local global [2 x i32], align 4
@ans = external dso_local global i32, align 4
@a = external dso_local global [20001 x %"struct.std::pair"], align 16
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"struct.std::greater", align 1
  %5 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @n, ptr noundef @m)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %7

7:                                                ; preds = %19, %0
  %8 = load i32, ptr %2, align 4, !tbaa !5
  %9 = load i32, ptr @n, align 4, !tbaa !5
  %10 = sub nsw i32 %9, 1
  %11 = icmp slt i32 %8, %10
  br i1 %11, label %13, label %12

12:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  br label %22

13:                                               ; preds = %7
  %14 = load i32, ptr %2, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  %16 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %15
  %17 = getelementptr inbounds %"struct.std::pair", ptr %16, i32 0, i32 0
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %17)
  br label %19

19:                                               ; preds = %13
  %20 = load i32, ptr %2, align 4, !tbaa !5
  %21 = add nsw i32 %20, 1
  store i32 %21, ptr %2, align 4, !tbaa !5
  br label %7, !llvm.loop !9

22:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %23

23:                                               ; preds = %45, %22
  %24 = load i32, ptr %3, align 4, !tbaa !5
  %25 = load i32, ptr @m, align 4, !tbaa !5
  %26 = sub nsw i32 %25, 1
  %27 = icmp slt i32 %24, %26
  br i1 %27, label %29, label %28

28:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  br label %48

29:                                               ; preds = %23
  %30 = load i32, ptr %3, align 4, !tbaa !5
  %31 = load i32, ptr @n, align 4, !tbaa !5
  %32 = add nsw i32 %30, %31
  %33 = sub nsw i32 %32, 1
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %34
  %36 = getelementptr inbounds %"struct.std::pair", ptr %35, i32 0, i32 0
  %37 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %36)
  %38 = load i32, ptr %3, align 4, !tbaa !5
  %39 = load i32, ptr @n, align 4, !tbaa !5
  %40 = add nsw i32 %38, %39
  %41 = sub nsw i32 %40, 1
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %42
  %44 = getelementptr inbounds %"struct.std::pair", ptr %43, i32 0, i32 1
  store i32 1, ptr %44, align 4, !tbaa !11
  br label %45

45:                                               ; preds = %29
  %46 = load i32, ptr %3, align 4, !tbaa !5
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %3, align 4, !tbaa !5
  br label %23, !llvm.loop !13

48:                                               ; preds = %28
  %49 = load i32, ptr @n, align 4, !tbaa !5
  %50 = sext i32 %49 to i64
  %51 = getelementptr inbounds %"struct.std::pair", ptr @a, i64 %50
  %52 = load i32, ptr @m, align 4, !tbaa !5
  %53 = sext i32 %52 to i64
  %54 = getelementptr inbounds %"struct.std::pair", ptr %51, i64 %53
  %55 = getelementptr inbounds %"struct.std::pair", ptr %54, i64 -2
  call void @_ZSt4sortIPSt4pairIiiESt7greaterIS1_EEvT_S5_T0_(ptr noundef @a, ptr noundef %55)
  store i32 1, ptr getelementptr inbounds ([2 x i32], ptr @cnt, i64 0, i64 1), align 4, !tbaa !5
  store i32 1, ptr @cnt, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %56

56:                                               ; preds = %91, %48
  %57 = load i32, ptr %5, align 4, !tbaa !5
  %58 = load i32, ptr @n, align 4, !tbaa !5
  %59 = load i32, ptr @m, align 4, !tbaa !5
  %60 = add nsw i32 %58, %59
  %61 = sub nsw i32 %60, 2
  %62 = icmp slt i32 %57, %61
  br i1 %62, label %64, label %63

63:                                               ; preds = %56
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %94

64:                                               ; preds = %56
  %65 = load i32, ptr %5, align 4, !tbaa !5
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %66
  %68 = getelementptr inbounds %"struct.std::pair", ptr %67, i32 0, i32 1
  %69 = load i32, ptr %68, align 4, !tbaa !11
  %70 = xor i32 %69, 1
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds [2 x i32], ptr @cnt, i64 0, i64 %71
  %73 = load i32, ptr %72, align 4, !tbaa !5
  %74 = load i32, ptr %5, align 4, !tbaa !5
  %75 = sext i32 %74 to i64
  %76 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %75
  %77 = getelementptr inbounds %"struct.std::pair", ptr %76, i32 0, i32 0
  %78 = load i32, ptr %77, align 8, !tbaa !14
  %79 = mul nsw i32 %73, %78
  %80 = load i32, ptr @ans, align 4, !tbaa !5
  %81 = add nsw i32 %80, %79
  store i32 %81, ptr @ans, align 4, !tbaa !5
  %82 = load i32, ptr %5, align 4, !tbaa !5
  %83 = sext i32 %82 to i64
  %84 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %83
  %85 = getelementptr inbounds %"struct.std::pair", ptr %84, i32 0, i32 1
  %86 = load i32, ptr %85, align 4, !tbaa !11
  %87 = sext i32 %86 to i64
  %88 = getelementptr inbounds [2 x i32], ptr @cnt, i64 0, i64 %87
  %89 = load i32, ptr %88, align 4, !tbaa !5
  %90 = add nsw i32 %89, 1
  store i32 %90, ptr %88, align 4, !tbaa !5
  br label %91

91:                                               ; preds = %64
  %92 = load i32, ptr %5, align 4, !tbaa !5
  %93 = add nsw i32 %92, 1
  store i32 %93, ptr %5, align 4, !tbaa !5
  br label %56, !llvm.loop !15

94:                                               ; preds = %63
  %95 = load i32, ptr @ans, align 4, !tbaa !5
  %96 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef %95)
  ret i32 0
}

declare i32 @__isoc99_scanf(ptr noundef, ...) #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 uwtable
declare dso_local void @_ZSt4sortIPSt4pairIiiESt7greaterIS1_EEvT_S5_T0_(ptr noundef, ptr noundef) #3

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

attributes #0 = { 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 #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 nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !6, i64 4}
!12 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!13 = distinct !{!13, !10}
!14 = !{!12, !6, i64 0}
!15 = distinct !{!15, !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"

%"struct.std::pair" = type { i32, i32 }

@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@cnt = external dso_local local_unnamed_addr global [2 x i32], align 4
@ans = external dso_local local_unnamed_addr global i32, align 4
@a = external dso_local global [20001 x %"struct.std::pair"], align 16
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @n, ptr noundef nonnull @m)
  %2 = load i32, ptr @n, align 4, !tbaa !5
  %3 = icmp sgt i32 %2, 1
  br i1 %3, label %.lr.ph, label %.preheader

.preheader:                                       ; preds = %.lr.ph, %0
  %4 = phi i32 [ %2, %0 ], [ %9, %.lr.ph ]
  %5 = load i32, ptr @m, align 4, !tbaa !5
  %6 = icmp sgt i32 %5, 1
  br i1 %6, label %.lr.ph16, label %._crit_edge

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %7 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %indvars.iv
  %8 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %7)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %9 = load i32, ptr @n, align 4, !tbaa !5
  %10 = add nsw i32 %9, -1
  %11 = sext i32 %10 to i64
  %12 = icmp slt i64 %indvars.iv.next, %11
  br i1 %12, label %.lr.ph, label %.preheader, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph16, %.preheader
  %13 = phi i32 [ %4, %.preheader ], [ %31, %.lr.ph16 ]
  %.lcssa = phi i32 [ %5, %.preheader ], [ %36, %.lr.ph16 ]
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds %"struct.std::pair", ptr @a, i64 %14
  %16 = sext i32 %.lcssa to i64
  %17 = getelementptr inbounds %"struct.std::pair", ptr %15, i64 %16
  %18 = getelementptr inbounds i8, ptr %17, i64 -16
  tail call void @_ZSt4sortIPSt4pairIiiESt7greaterIS1_EEvT_S5_T0_(ptr noundef nonnull @a, ptr noundef nonnull %18)
  store i32 1, ptr getelementptr inbounds (i8, ptr @cnt, i64 4), align 4, !tbaa !5
  store i32 1, ptr @cnt, align 4, !tbaa !5
  %19 = load i32, ptr @n, align 4, !tbaa !5
  %20 = load i32, ptr @m, align 4, !tbaa !5
  %21 = add i32 %19, -2
  %22 = add i32 %21, %20
  %ans.promoted = load i32, ptr @ans, align 4, !tbaa !5
  %23 = icmp sgt i32 %22, 0
  br i1 %23, label %.lr.ph19.preheader, label %53

.lr.ph19.preheader:                               ; preds = %._crit_edge
  %wide.trip.count = zext nneg i32 %22 to i64
  %xtraiter = and i64 %wide.trip.count, 1
  %24 = icmp eq i32 %22, 1
  br i1 %24, label %._crit_edge20.unr-lcssa, label %.lr.ph19.preheader.new

.lr.ph19.preheader.new:                           ; preds = %.lr.ph19.preheader
  %unroll_iter = and i64 %wide.trip.count, 2147483646
  br label %.lr.ph19

.lr.ph16:                                         ; preds = %.preheader, %.lr.ph16
  %25 = phi i32 [ %31, %.lr.ph16 ], [ %4, %.preheader ]
  %.01215 = phi i32 [ %35, %.lr.ph16 ], [ 0, %.preheader ]
  %26 = add nsw i32 %.01215, -1
  %27 = add i32 %26, %25
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %28
  %30 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %29)
  %31 = load i32, ptr @n, align 4, !tbaa !5
  %32 = add i32 %26, %31
  %33 = sext i32 %32 to i64
  %34 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %33, i32 1
  store i32 1, ptr %34, align 4, !tbaa !11
  %35 = add nuw nsw i32 %.01215, 1
  %36 = load i32, ptr @m, align 4, !tbaa !5
  %37 = add nsw i32 %36, -1
  %38 = icmp slt i32 %35, %37
  br i1 %38, label %.lr.ph16, label %._crit_edge, !llvm.loop !13

._crit_edge20.unr-lcssa:                          ; preds = %.lr.ph19, %.lr.ph19.preheader
  %.lcssa36.ph = phi i32 [ poison, %.lr.ph19.preheader ], [ %80, %.lr.ph19 ]
  %indvars.iv25.unr = phi i64 [ 0, %.lr.ph19.preheader ], [ %indvars.iv.next26.1, %.lr.ph19 ]
  %.unr = phi i32 [ %ans.promoted, %.lr.ph19.preheader ], [ %80, %.lr.ph19 ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge20, label %.lr.ph19.epil

.lr.ph19.epil:                                    ; preds = %._crit_edge20.unr-lcssa
  %39 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %indvars.iv25.unr
  %40 = getelementptr inbounds i8, ptr %39, i64 4
  %41 = load i32, ptr %40, align 4, !tbaa !11
  %42 = xor i32 %41, 1
  %43 = sext i32 %42 to i64
  %44 = getelementptr inbounds [2 x i32], ptr @cnt, i64 0, i64 %43
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = load i32, ptr %39, align 8, !tbaa !14
  %47 = mul nsw i32 %46, %45
  %48 = add nsw i32 %.unr, %47
  %49 = sext i32 %41 to i64
  %50 = getelementptr inbounds [2 x i32], ptr @cnt, i64 0, i64 %49
  %51 = load i32, ptr %50, align 4, !tbaa !5
  %52 = add nsw i32 %51, 1
  store i32 %52, ptr %50, align 4, !tbaa !5
  br label %._crit_edge20

._crit_edge20:                                    ; preds = %._crit_edge20.unr-lcssa, %.lr.ph19.epil
  %.lcssa36 = phi i32 [ %.lcssa36.ph, %._crit_edge20.unr-lcssa ], [ %48, %.lr.ph19.epil ]
  store i32 %.lcssa36, ptr @ans, align 4, !tbaa !5
  br label %53

53:                                               ; preds = %._crit_edge20, %._crit_edge
  %54 = phi i32 [ %.lcssa36, %._crit_edge20 ], [ %ans.promoted, %._crit_edge ]
  %55 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef %54)
  ret i32 0

.lr.ph19:                                         ; preds = %.lr.ph19, %.lr.ph19.preheader.new
  %indvars.iv25 = phi i64 [ 0, %.lr.ph19.preheader.new ], [ %indvars.iv.next26.1, %.lr.ph19 ]
  %56 = phi i32 [ %ans.promoted, %.lr.ph19.preheader.new ], [ %80, %.lr.ph19 ]
  %niter = phi i64 [ 0, %.lr.ph19.preheader.new ], [ %niter.next.1, %.lr.ph19 ]
  %57 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %indvars.iv25
  %58 = getelementptr inbounds i8, ptr %57, i64 4
  %59 = load i32, ptr %58, align 4, !tbaa !11
  %60 = xor i32 %59, 1
  %61 = sext i32 %60 to i64
  %62 = getelementptr inbounds [2 x i32], ptr @cnt, i64 0, i64 %61
  %63 = load i32, ptr %62, align 4, !tbaa !5
  %64 = load i32, ptr %57, align 16, !tbaa !14
  %65 = mul nsw i32 %64, %63
  %66 = add nsw i32 %56, %65
  %67 = sext i32 %59 to i64
  %68 = getelementptr inbounds [2 x i32], ptr @cnt, i64 0, i64 %67
  %69 = load i32, ptr %68, align 4, !tbaa !5
  %70 = add nsw i32 %69, 1
  store i32 %70, ptr %68, align 4, !tbaa !5
  %indvars.iv.next26 = or disjoint i64 %indvars.iv25, 1
  %71 = getelementptr inbounds [20001 x %"struct.std::pair"], ptr @a, i64 0, i64 %indvars.iv.next26
  %72 = getelementptr inbounds i8, ptr %71, i64 4
  %73 = load i32, ptr %72, align 4, !tbaa !11
  %74 = xor i32 %73, 1
  %75 = sext i32 %74 to i64
  %76 = getelementptr inbounds [2 x i32], ptr @cnt, i64 0, i64 %75
  %77 = load i32, ptr %76, align 4, !tbaa !5
  %78 = load i32, ptr %71, align 8, !tbaa !14
  %79 = mul nsw i32 %78, %77
  %80 = add nsw i32 %66, %79
  %81 = sext i32 %73 to i64
  %82 = getelementptr inbounds [2 x i32], ptr @cnt, i64 0, i64 %81
  %83 = load i32, ptr %82, align 4, !tbaa !5
  %84 = add nsw i32 %83, 1
  store i32 %84, ptr %82, align 4, !tbaa !5
  %indvars.iv.next26.1 = add nuw nsw i64 %indvars.iv25, 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_edge20.unr-lcssa, label %.lr.ph19, !llvm.loop !15
}

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPSt4pairIiiESt7greaterIS1_EEvT_S5_T0_(ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

attributes #0 = { 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 #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 = { 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" }

!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 = !{!12, !6, i64 4}
!12 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!13 = distinct !{!13, !10}
!14 = !{!12, !6, i64 0}
!15 = distinct !{!15, !10}


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