; LLVM IR from tangjz/acm-icpc :: lydsy/2994.ll (Z5writev)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@_Z3patB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@len = external dso_local global i32, align 4
@num = external dso_local global [301 x i32], align 16
@buf = external dso_local global [301 x i8], align 16

; 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 uwtable
define dso_local void @_Z5writev() #1 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  store i32 1, ptr @len, align 4, !tbaa !5
  store i32 0, ptr @num, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #4
  store i32 0, ptr %1, align 4, !tbaa !5
  br label %5

5:                                                ; preds = %74, %0
  %6 = load i32, ptr %1, align 4, !tbaa !5
  %7 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z3patB5cxx11) #4
  %8 = trunc i64 %7 to i32
  %9 = icmp slt i32 %6, %8
  br i1 %9, label %11, label %10

10:                                               ; preds = %5
  store i32 2, ptr %2, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #4
  br label %77

11:                                               ; preds = %5
  %12 = load i32, ptr @num, align 16, !tbaa !5
  %13 = shl i32 %12, 1
  %14 = load i32, ptr %1, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  %16 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z3patB5cxx11, i64 noundef %15)
  %17 = load i8, ptr %16, align 1, !tbaa !9
  %18 = sext i8 %17 to i32
  %19 = icmp eq i32 %18, 49
  %20 = zext i1 %19 to i32
  %21 = or i32 %13, %20
  store i32 %21, ptr @num, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %22

22:                                               ; preds = %52, %11
  %23 = load i32, ptr %3, align 4, !tbaa !5
  %24 = load i32, ptr @len, align 4, !tbaa !5
  %25 = icmp slt i32 %23, %24
  br i1 %25, label %27, label %26

26:                                               ; preds = %22
  store i32 5, ptr %2, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  br label %55

27:                                               ; preds = %22
  %28 = load i32, ptr %3, align 4, !tbaa !5
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %29
  %31 = load i32, ptr %30, align 4, !tbaa !5
  %32 = shl i32 %31, 1
  store i32 %32, ptr %30, align 4, !tbaa !5
  %33 = load i32, ptr %3, align 4, !tbaa !5
  %34 = sub nsw i32 %33, 1
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %35
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = icmp sge i32 %37, 10
  br i1 %38, label %39, label %51

39:                                               ; preds = %27
  %40 = load i32, ptr %3, align 4, !tbaa !5
  %41 = sub nsw i32 %40, 1
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %42
  %44 = load i32, ptr %43, align 4, !tbaa !5
  %45 = sub nsw i32 %44, 10
  store i32 %45, ptr %43, align 4, !tbaa !5
  %46 = load i32, ptr %3, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %47
  %49 = load i32, ptr %48, align 4, !tbaa !5
  %50 = add nsw i32 %49, 1
  store i32 %50, ptr %48, align 4, !tbaa !5
  br label %51

51:                                               ; preds = %39, %27
  br label %52

52:                                               ; preds = %51
  %53 = load i32, ptr %3, align 4, !tbaa !5
  %54 = add nsw i32 %53, 1
  store i32 %54, ptr %3, align 4, !tbaa !5
  br label %22, !llvm.loop !10

55:                                               ; preds = %26
  %56 = load i32, ptr @len, align 4, !tbaa !5
  %57 = sub nsw i32 %56, 1
  %58 = sext i32 %57 to i64
  %59 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %58
  %60 = load i32, ptr %59, align 4, !tbaa !5
  %61 = icmp sge i32 %60, 10
  br i1 %61, label %62, label %73

62:                                               ; preds = %55
  %63 = load i32, ptr @len, align 4, !tbaa !5
  %64 = sub nsw i32 %63, 1
  %65 = sext i32 %64 to i64
  %66 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %65
  %67 = load i32, ptr %66, align 4, !tbaa !5
  %68 = sub nsw i32 %67, 10
  store i32 %68, ptr %66, align 4, !tbaa !5
  %69 = load i32, ptr @len, align 4, !tbaa !5
  %70 = add nsw i32 %69, 1
  store i32 %70, ptr @len, align 4, !tbaa !5
  %71 = sext i32 %69 to i64
  %72 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %71
  store i32 1, ptr %72, align 4, !tbaa !5
  br label %73

73:                                               ; preds = %62, %55
  br label %74

74:                                               ; preds = %73
  %75 = load i32, ptr %1, align 4, !tbaa !5
  %76 = add nsw i32 %75, 1
  store i32 %76, ptr %1, align 4, !tbaa !5
  br label %5, !llvm.loop !12

77:                                               ; preds = %10
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %78

78:                                               ; preds = %96, %77
  %79 = load i32, ptr %4, align 4, !tbaa !5
  %80 = load i32, ptr @len, align 4, !tbaa !5
  %81 = icmp slt i32 %79, %80
  br i1 %81, label %83, label %82

82:                                               ; preds = %78
  store i32 8, ptr %2, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  br label %99

83:                                               ; preds = %78
  %84 = load i32, ptr @len, align 4, !tbaa !5
  %85 = sub nsw i32 %84, 1
  %86 = load i32, ptr %4, align 4, !tbaa !5
  %87 = sub nsw i32 %85, %86
  %88 = sext i32 %87 to i64
  %89 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %88
  %90 = load i32, ptr %89, align 4, !tbaa !5
  %91 = add nsw i32 48, %90
  %92 = trunc i32 %91 to i8
  %93 = load i32, ptr %4, align 4, !tbaa !5
  %94 = sext i32 %93 to i64
  %95 = getelementptr inbounds [301 x i8], ptr @buf, i64 0, i64 %94
  store i8 %92, ptr %95, align 1, !tbaa !9
  br label %96

96:                                               ; preds = %83
  %97 = load i32, ptr %4, align 4, !tbaa !5
  %98 = add nsw i32 %97, 1
  store i32 %98, ptr %4, align 4, !tbaa !5
  br label %78, !llvm.loop !13

99:                                               ; preds = %82
  %100 = load i32, ptr @len, align 4, !tbaa !5
  %101 = sext i32 %100 to i64
  %102 = getelementptr inbounds [301 x i8], ptr @buf, i64 0, i64 %101
  store i8 0, ptr %102, align 1, !tbaa !9
  %103 = call i32 @puts(ptr noundef @buf)
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

declare i32 @puts(ptr noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { "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 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = distinct !{!12, !11}
!13 = distinct !{!13, !11}


; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@_Z3patB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@len = external dso_local local_unnamed_addr global i32, align 4
@num = external dso_local local_unnamed_addr global [301 x i32], align 16
@buf = external dso_local global [301 x i8], align 16

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_Z5writev() local_unnamed_addr #0 {
  store i32 1, ptr @len, align 4, !tbaa !5
  store i32 0, ptr @num, align 16, !tbaa !5
  %1 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z3patB5cxx11) #2
  %2 = trunc i64 %1 to i32
  %3 = icmp sgt i32 %2, 0
  br i1 %3, label %.lr.ph23, label %.preheader

.preheader:                                       ; preds = %50, %0
  %4 = load i32, ptr @len, align 4, !tbaa !5
  %5 = icmp sgt i32 %4, 0
  br i1 %5, label %.lr.ph25.preheader, label %.preheader.._crit_edge26_crit_edge

.preheader.._crit_edge26_crit_edge:               ; preds = %.preheader
  %.pre = sext i32 %4 to i64
  br label %._crit_edge26

.lr.ph25.preheader:                               ; preds = %.preheader
  %6 = zext nneg i32 %4 to i64
  %wide.trip.count34 = zext nneg i32 %4 to i64
  %min.iters.check = icmp ult i32 %4, 8
  br i1 %min.iters.check, label %.lr.ph25.preheader38, label %vector.ph

.lr.ph25.preheader38:                             ; preds = %middle.block, %.lr.ph25.preheader
  %indvars.iv31.ph = phi i64 [ 0, %.lr.ph25.preheader ], [ %n.vec, %middle.block ]
  br label %.lr.ph25

vector.ph:                                        ; preds = %.lr.ph25.preheader
  %n.vec = and i64 %wide.trip.count34, 2147483640
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %7 = xor i64 %index, -1
  %8 = add nsw i64 %6, %7
  %9 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %8
  %10 = getelementptr inbounds i8, ptr %9, i64 -12
  %11 = getelementptr inbounds i8, ptr %9, i64 -28
  %wide.load = load <4 x i32>, ptr %10, align 4, !tbaa !5
  %reverse = shufflevector <4 x i32> %wide.load, <4 x i32> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
  %wide.load36 = load <4 x i32>, ptr %11, align 4, !tbaa !5
  %reverse37 = shufflevector <4 x i32> %wide.load36, <4 x i32> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
  %12 = trunc <4 x i32> %reverse to <4 x i8>
  %13 = trunc <4 x i32> %reverse37 to <4 x i8>
  %14 = add <4 x i8> %12, <i8 48, i8 48, i8 48, i8 48>
  %15 = add <4 x i8> %13, <i8 48, i8 48, i8 48, i8 48>
  %16 = getelementptr inbounds [301 x i8], ptr @buf, i64 0, i64 %index
  %17 = getelementptr inbounds i8, ptr %16, i64 4
  store <4 x i8> %14, ptr %16, align 8, !tbaa !9
  store <4 x i8> %15, ptr %17, align 4, !tbaa !9
  %index.next = add nuw i64 %index, 8
  %18 = icmp eq i64 %index.next, %n.vec
  br i1 %18, label %middle.block, label %vector.body, !llvm.loop !10

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %n.vec, %wide.trip.count34
  br i1 %cmp.n, label %._crit_edge26, label %.lr.ph25.preheader38

.lr.ph23:                                         ; preds = %0, %50
  %indvars.iv28 = phi i64 [ %indvars.iv.next29, %50 ], [ 0, %0 ]
  %19 = load i32, ptr @num, align 16, !tbaa !5
  %20 = shl i32 %19, 1
  %21 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z3patB5cxx11, i64 noundef %indvars.iv28)
  %22 = load i8, ptr %21, align 1, !tbaa !9
  %23 = icmp eq i8 %22, 49
  %24 = zext i1 %23 to i32
  %25 = or disjoint i32 %20, %24
  store i32 %25, ptr @num, align 16, !tbaa !5
  %26 = load i32, ptr @len, align 4, !tbaa !5
  %27 = icmp sgt i32 %26, 1
  br i1 %27, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %.lr.ph23
  %wide.trip.count = zext nneg i32 %26 to i64
  br label %.lr.ph

._crit_edge:                                      ; preds = %43, %.lr.ph23
  %28 = add nsw i32 %26, -1
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %29
  %31 = load i32, ptr %30, align 4, !tbaa !5
  %32 = icmp sgt i32 %31, 9
  br i1 %32, label %45, label %50

.lr.ph:                                           ; preds = %.lr.ph.preheader, %43
  %33 = phi i32 [ %25, %.lr.ph.preheader ], [ %44, %43 ]
  %indvars.iv = phi i64 [ 1, %.lr.ph.preheader ], [ %indvars.iv.next, %43 ]
  %34 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %indvars.iv
  %35 = load i32, ptr %34, align 4, !tbaa !5
  %36 = shl i32 %35, 1
  store i32 %36, ptr %34, align 4, !tbaa !5
  %37 = icmp sgt i32 %33, 9
  br i1 %37, label %38, label %43

38:                                               ; preds = %.lr.ph
  %39 = add nsw i64 %indvars.iv, -1
  %40 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %39
  %41 = add nsw i32 %33, -10
  store i32 %41, ptr %40, align 4, !tbaa !5
  %42 = or disjoint i32 %36, 1
  store i32 %42, ptr %34, align 4, !tbaa !5
  br label %43

43:                                               ; preds = %.lr.ph, %38
  %44 = phi i32 [ %36, %.lr.ph ], [ %42, %38 ]
  %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 %._crit_edge, label %.lr.ph, !llvm.loop !14

45:                                               ; preds = %._crit_edge
  %46 = add nsw i32 %31, -10
  store i32 %46, ptr %30, align 4, !tbaa !5
  %47 = add nsw i32 %26, 1
  store i32 %47, ptr @len, align 4, !tbaa !5
  %48 = sext i32 %26 to i64
  %49 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %48
  store i32 1, ptr %49, align 4, !tbaa !5
  br label %50

50:                                               ; preds = %._crit_edge, %45
  %indvars.iv.next29 = add nuw nsw i64 %indvars.iv28, 1
  %51 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) @_Z3patB5cxx11) #2
  %sext = shl i64 %51, 32
  %52 = ashr exact i64 %sext, 32
  %53 = icmp slt i64 %indvars.iv.next29, %52
  br i1 %53, label %.lr.ph23, label %.preheader, !llvm.loop !15

._crit_edge26:                                    ; preds = %.lr.ph25, %middle.block, %.preheader.._crit_edge26_crit_edge
  %.pre-phi = phi i64 [ %.pre, %.preheader.._crit_edge26_crit_edge ], [ %6, %middle.block ], [ %6, %.lr.ph25 ]
  %54 = getelementptr inbounds [301 x i8], ptr @buf, i64 0, i64 %.pre-phi
  store i8 0, ptr %54, align 1, !tbaa !9
  %55 = tail call i32 @puts(ptr noundef nonnull dereferenceable(1) @buf)
  ret void

.lr.ph25:                                         ; preds = %.lr.ph25.preheader38, %.lr.ph25
  %indvars.iv31 = phi i64 [ %indvars.iv.next32, %.lr.ph25 ], [ %indvars.iv31.ph, %.lr.ph25.preheader38 ]
  %56 = xor i64 %indvars.iv31, -1
  %57 = add nsw i64 %6, %56
  %58 = getelementptr inbounds [301 x i32], ptr @num, i64 0, i64 %57
  %59 = load i32, ptr %58, align 4, !tbaa !5
  %60 = trunc i32 %59 to i8
  %61 = add i8 %60, 48
  %62 = getelementptr inbounds [301 x i8], ptr @buf, i64 0, i64 %indvars.iv31
  store i8 %61, ptr %62, align 1, !tbaa !9
  %indvars.iv.next32 = add nuw nsw i64 %indvars.iv31, 1
  %exitcond35.not = icmp eq i64 %indvars.iv.next32, %wide.trip.count34
  br i1 %exitcond35.not, label %._crit_edge26, label %.lr.ph25, !llvm.loop !16
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #0 align 2

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

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 = { 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 = { 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 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11, !12, !13}
!11 = !{!"llvm.loop.mustprogress"}
!12 = !{!"llvm.loop.isvectorized", i32 1}
!13 = !{!"llvm.loop.unroll.runtime.disable"}
!14 = distinct !{!14, !11}
!15 = distinct !{!15, !11}
!16 = distinct !{!16, !11, !13, !12}


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