; LLVM IR from begeekmyfriend/leetcode :: 0138_copy_list_with_random_pointer (copy_list)

; 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.Node = type { i32, ptr, ptr }

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @main(i32 noundef %0, ptr noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  %13 = load i32, ptr %4, align 4, !tbaa !5
  %14 = sub nsw i32 %13, 1
  store i32 %14, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  store ptr null, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %15

15:                                               ; preds = %47, %2
  %16 = load i32, ptr %6, align 4, !tbaa !5
  %17 = load i32, ptr %7, align 4, !tbaa !5
  %18 = icmp slt i32 %16, %17
  br i1 %18, label %19, label %50

19:                                               ; preds = %15
  %20 = call noalias ptr @malloc(i64 noundef 24) #6
  store ptr %20, ptr %9, align 8, !tbaa !9
  %21 = load ptr, ptr %5, align 8, !tbaa !9
  %22 = load i32, ptr %6, align 4, !tbaa !5
  %23 = add nsw i32 %22, 1
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds ptr, ptr %21, i64 %24
  %26 = load ptr, ptr %25, align 8, !tbaa !9
  %27 = call i32 @atoi(ptr noundef %26) #7
  %28 = load ptr, ptr %9, align 8, !tbaa !9
  %29 = getelementptr inbounds %struct.Node, ptr %28, i32 0, i32 0
  store i32 %27, ptr %29, align 8, !tbaa !11
  %30 = load ptr, ptr %9, align 8, !tbaa !9
  %31 = getelementptr inbounds %struct.Node, ptr %30, i32 0, i32 1
  store ptr null, ptr %31, align 8, !tbaa !13
  %32 = load ptr, ptr %9, align 8, !tbaa !9
  %33 = getelementptr inbounds %struct.Node, ptr %32, i32 0, i32 2
  store ptr null, ptr %33, align 8, !tbaa !14
  %34 = load ptr, ptr %8, align 8, !tbaa !9
  %35 = icmp eq ptr %34, null
  br i1 %35, label %36, label %38

36:                                               ; preds = %19
  %37 = load ptr, ptr %9, align 8, !tbaa !9
  store ptr %37, ptr %8, align 8, !tbaa !9
  br label %45

38:                                               ; preds = %19
  %39 = load ptr, ptr %9, align 8, !tbaa !9
  %40 = load ptr, ptr %10, align 8, !tbaa !9
  %41 = getelementptr inbounds %struct.Node, ptr %40, i32 0, i32 1
  store ptr %39, ptr %41, align 8, !tbaa !13
  %42 = load ptr, ptr %9, align 8, !tbaa !9
  %43 = load ptr, ptr %10, align 8, !tbaa !9
  %44 = getelementptr inbounds %struct.Node, ptr %43, i32 0, i32 2
  store ptr %42, ptr %44, align 8, !tbaa !14
  br label %45

45:                                               ; preds = %38, %36
  %46 = load ptr, ptr %9, align 8, !tbaa !9
  store ptr %46, ptr %10, align 8, !tbaa !9
  br label %47

47:                                               ; preds = %45
  %48 = load i32, ptr %6, align 4, !tbaa !5
  %49 = add nsw i32 %48, 1
  store i32 %49, ptr %6, align 4, !tbaa !5
  br label %15, !llvm.loop !15

50:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %51 = load ptr, ptr %8, align 8, !tbaa !9
  store ptr %51, ptr %11, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %52 = load ptr, ptr %8, align 8, !tbaa !9
  %53 = call ptr @copyRandomList(ptr noundef %52)
  store ptr %53, ptr %9, align 8, !tbaa !9
  store ptr %53, ptr %12, align 8, !tbaa !9
  %54 = load ptr, ptr %8, align 8, !tbaa !9
  store ptr %54, ptr %11, align 8, !tbaa !9
  br label %55

55:                                               ; preds = %63, %50
  %56 = load ptr, ptr %11, align 8, !tbaa !9
  %57 = icmp ne ptr %56, null
  br i1 %57, label %58, label %67

58:                                               ; preds = %55
  %59 = load ptr, ptr %11, align 8, !tbaa !9
  %60 = getelementptr inbounds %struct.Node, ptr %59, i32 0, i32 0
  %61 = load i32, ptr %60, align 8, !tbaa !11
  %62 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %61)
  br label %63

63:                                               ; preds = %58
  %64 = load ptr, ptr %11, align 8, !tbaa !9
  %65 = getelementptr inbounds %struct.Node, ptr %64, i32 0, i32 1
  %66 = load ptr, ptr %65, align 8, !tbaa !13
  store ptr %66, ptr %11, align 8, !tbaa !9
  br label %55, !llvm.loop !17

67:                                               ; preds = %55
  %68 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  %69 = load ptr, ptr %8, align 8, !tbaa !9
  store ptr %69, ptr %11, align 8, !tbaa !9
  br label %70

70:                                               ; preds = %78, %67
  %71 = load ptr, ptr %11, align 8, !tbaa !9
  %72 = icmp ne ptr %71, null
  br i1 %72, label %73, label %82

73:                                               ; preds = %70
  %74 = load ptr, ptr %11, align 8, !tbaa !9
  %75 = getelementptr inbounds %struct.Node, ptr %74, i32 0, i32 0
  %76 = load i32, ptr %75, align 8, !tbaa !11
  %77 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %76)
  br label %78

78:                                               ; preds = %73
  %79 = load ptr, ptr %11, align 8, !tbaa !9
  %80 = getelementptr inbounds %struct.Node, ptr %79, i32 0, i32 2
  %81 = load ptr, ptr %80, align 8, !tbaa !14
  store ptr %81, ptr %11, align 8, !tbaa !9
  br label %70, !llvm.loop !18

82:                                               ; preds = %70
  %83 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  br label %84

84:                                               ; preds = %92, %82
  %85 = load ptr, ptr %9, align 8, !tbaa !9
  %86 = icmp ne ptr %85, null
  br i1 %86, label %87, label %96

87:                                               ; preds = %84
  %88 = load ptr, ptr %9, align 8, !tbaa !9
  %89 = getelementptr inbounds %struct.Node, ptr %88, i32 0, i32 0
  %90 = load i32, ptr %89, align 8, !tbaa !11
  %91 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %90)
  br label %92

92:                                               ; preds = %87
  %93 = load ptr, ptr %9, align 8, !tbaa !9
  %94 = getelementptr inbounds %struct.Node, ptr %93, i32 0, i32 1
  %95 = load ptr, ptr %94, align 8, !tbaa !13
  store ptr %95, ptr %9, align 8, !tbaa !9
  br label %84, !llvm.loop !19

96:                                               ; preds = %84
  %97 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  br label %98

98:                                               ; preds = %106, %96
  %99 = load ptr, ptr %12, align 8, !tbaa !9
  %100 = icmp ne ptr %99, null
  br i1 %100, label %101, label %110

101:                                              ; preds = %98
  %102 = load ptr, ptr %12, align 8, !tbaa !9
  %103 = getelementptr inbounds %struct.Node, ptr %102, i32 0, i32 0
  %104 = load i32, ptr %103, align 8, !tbaa !11
  %105 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %104)
  br label %106

106:                                              ; preds = %101
  %107 = load ptr, ptr %12, align 8, !tbaa !9
  %108 = getelementptr inbounds %struct.Node, ptr %107, i32 0, i32 2
  %109 = load ptr, ptr %108, align 8, !tbaa !14
  store ptr %109, ptr %12, align 8, !tbaa !9
  br label %98, !llvm.loop !20

110:                                              ; preds = %98
  %111 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  ret i32 0
}

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

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #2

; Function Attrs: inlinehint nounwind willreturn memory(read) uwtable
declare i32 @atoi(ptr noundef nonnull) #3

; Function Attrs: nounwind uwtable
declare hidden ptr @copyRandomList(ptr noundef) #0

declare i32 @printf(ptr noundef, ...) #4

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

attributes #0 = { 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind allocsize(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 = { inlinehint nounwind willreturn memory(read) 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 = { "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 }
attributes #6 = { nounwind allocsize(0) }
attributes #7 = { nounwind willreturn memory(read) }

!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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"Node", !6, i64 0, !10, i64 8, !10, i64 16}
!13 = !{!12, !10, i64 8}
!14 = !{!12, !10, i64 16}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = distinct !{!17, !16}
!18 = distinct !{!18, !16}
!19 = distinct !{!19, !16}
!20 = distinct !{!20, !16}


; 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 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 {
  %3 = icmp sgt i32 %0, 1
  br i1 %3, label %.lr.ph.preheader, label %._crit_edge47.thread

._crit_edge47.thread:                             ; preds = %2
  %4 = tail call ptr @copyRandomList(ptr noundef null)
  %5 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  br label %._crit_edge52

.lr.ph.preheader:                                 ; preds = %2
  %6 = add nsw i32 %0, -1
  %wide.trip.count = zext nneg i32 %6 to i64
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph.preheader, %16
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %16 ]
  %.03242 = phi ptr [ undef, %.lr.ph.preheader ], [ %7, %16 ]
  %.03441 = phi ptr [ null, %.lr.ph.preheader ], [ %.135, %16 ]
  %7 = tail call noalias dereferenceable_or_null(24) ptr @malloc(i64 noundef 24) #5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %8 = getelementptr inbounds ptr, ptr %1, i64 %indvars.iv.next
  %9 = load ptr, ptr %8, align 8, !tbaa !5
  %10 = tail call i32 @atoi(ptr nocapture noundef %9) #6
  store i32 %10, ptr %7, align 8, !tbaa !9
  %11 = getelementptr inbounds i8, ptr %7, i64 8
  %12 = icmp eq ptr %.03441, null
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %11, i8 0, i64 16, i1 false)
  br i1 %12, label %16, label %13

13:                                               ; preds = %.lr.ph
  %14 = getelementptr inbounds i8, ptr %.03242, i64 8
  store ptr %7, ptr %14, align 8, !tbaa !12
  %15 = getelementptr inbounds i8, ptr %.03242, i64 16
  store ptr %7, ptr %15, align 8, !tbaa !13
  br label %16

16:                                               ; preds = %.lr.ph, %13
  %.135 = phi ptr [ %.03441, %13 ], [ %7, %.lr.ph ]
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.lr.ph46.preheader, label %.lr.ph, !llvm.loop !14

.lr.ph46.preheader:                               ; preds = %16
  %17 = tail call ptr @copyRandomList(ptr noundef nonnull %.135)
  br label %.lr.ph46

.lr.ph46:                                         ; preds = %.lr.ph46.preheader, %.lr.ph46
  %.03144 = phi ptr [ %21, %.lr.ph46 ], [ %.135, %.lr.ph46.preheader ]
  %18 = load i32, ptr %.03144, align 8, !tbaa !9
  %19 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %18)
  %20 = getelementptr inbounds i8, ptr %.03144, i64 8
  %21 = load ptr, ptr %20, align 8, !tbaa !12
  %.not = icmp eq ptr %21, null
  br i1 %.not, label %.lr.ph51.preheader, label %.lr.ph46, !llvm.loop !16

.lr.ph51.preheader:                               ; preds = %.lr.ph46
  %22 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  br label %.lr.ph51

.lr.ph51:                                         ; preds = %.lr.ph51.preheader, %.lr.ph51
  %.149 = phi ptr [ %26, %.lr.ph51 ], [ %.135, %.lr.ph51.preheader ]
  %23 = load i32, ptr %.149, align 8, !tbaa !9
  %24 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %23)
  %25 = getelementptr inbounds i8, ptr %.149, i64 16
  %26 = load ptr, ptr %25, align 8, !tbaa !13
  %.not37 = icmp eq ptr %26, null
  br i1 %.not37, label %._crit_edge52, label %.lr.ph51, !llvm.loop !17

._crit_edge52:                                    ; preds = %.lr.ph51, %._crit_edge47.thread
  %27 = phi ptr [ %4, %._crit_edge47.thread ], [ %17, %.lr.ph51 ]
  %28 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  %.not3853 = icmp eq ptr %27, null
  br i1 %.not3853, label %._crit_edge57.thread, label %.lr.ph56

._crit_edge57.thread:                             ; preds = %._crit_edge52
  %29 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  br label %._crit_edge62

.lr.ph56:                                         ; preds = %._crit_edge52, %.lr.ph56
  %.03354 = phi ptr [ %33, %.lr.ph56 ], [ %27, %._crit_edge52 ]
  %30 = load i32, ptr %.03354, align 8, !tbaa !9
  %31 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %30)
  %32 = getelementptr inbounds i8, ptr %.03354, i64 8
  %33 = load ptr, ptr %32, align 8, !tbaa !12
  %.not38 = icmp eq ptr %33, null
  br i1 %.not38, label %._crit_edge57, label %.lr.ph56, !llvm.loop !18

._crit_edge57:                                    ; preds = %.lr.ph56
  %34 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  br i1 %.not3853, label %._crit_edge62, label %.lr.ph61

.lr.ph61:                                         ; preds = %._crit_edge57, %.lr.ph61
  %.059 = phi ptr [ %38, %.lr.ph61 ], [ %27, %._crit_edge57 ]
  %35 = load i32, ptr %.059, align 8, !tbaa !9
  %36 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %35)
  %37 = getelementptr inbounds i8, ptr %.059, i64 16
  %38 = load ptr, ptr %37, align 8, !tbaa !13
  %.not39 = icmp eq ptr %38, null
  br i1 %.not39, label %._crit_edge62, label %.lr.ph61, !llvm.loop !19

._crit_edge62:                                    ; preds = %.lr.ph61, %._crit_edge57.thread, %._crit_edge57
  %39 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  ret i32 0
}

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #1

; Function Attrs: inlinehint mustprogress nofree nounwind willreturn memory(read) uwtable
declare i32 @atoi(ptr nocapture noundef nonnull) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
declare hidden ptr @copyRandomList(ptr noundef) local_unnamed_addr #0

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

attributes #0 = { 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 nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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 nofree nounwind willreturn memory(read) 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 = { 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 #4 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { nounwind allocsize(0) }
attributes #6 = { nounwind willreturn memory(read) }

!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/C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"Node", !11, i64 0, !6, i64 8, !6, i64 16}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !6, i64 8}
!13 = !{!10, !6, i64 16}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}
!17 = distinct !{!17, !15}
!18 = distinct !{!18, !15}
!19 = distinct !{!19, !15}


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