; LLVM IR from unitreerobotics/kinect_teleoperate :: src/extern/glfw/src/tests (gamma)

; 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.nk_font_atlas = type { ptr, i32, i32, %struct.nk_allocator, %struct.nk_allocator, %struct.nk_recti, [7 x %struct.nk_cursor], i32, ptr, ptr, ptr, ptr, i32 }
%struct.nk_allocator = type { %union.nk_handle, ptr, ptr }
%union.nk_handle = type { ptr }
%struct.nk_recti = type { i16, i16, i16, i16 }
%struct.nk_cursor = type { %struct.nk_image, %struct.nk_vec2, %struct.nk_vec2 }
%struct.nk_image = type { %union.nk_handle, i16, i16, [4 x i16] }
%struct.nk_vec2 = type { float, float }
%struct.nk_font_config = type { ptr, ptr, i64, i8, i8, i8, i8, i8, [3 x i8], float, i32, %struct.nk_vec2, ptr, ptr, i32, ptr, ptr }

@.str.2 = external hidden unnamed_addr constant [103 x i8], align 1
@.str.38 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.44 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.45 = external hidden unnamed_addr constant [22 x i8], align 1
@.str.46 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.47 = external hidden unnamed_addr constant [22 x i8], align 1
@__PRETTY_FUNCTION__.nk_font_atlas_cleanup = external hidden unnamed_addr constant [51 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

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
define dso_local void @nk_font_atlas_cleanup(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %5 = load ptr, ptr %2, align 8, !tbaa !5
  %6 = icmp ne ptr %5, null
  br i1 %6, label %7, label %8

7:                                                ; preds = %1
  br label %9

8:                                                ; preds = %1
  call void @__assert_fail(ptr noundef @.str.38, ptr noundef @.str.2, i32 noundef 13873, ptr noundef @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #3
  unreachable

9:                                                ; preds = %7
  %10 = load ptr, ptr %2, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.nk_font_atlas, ptr %10, i32 0, i32 4
  %12 = getelementptr inbounds %struct.nk_allocator, ptr %11, i32 0, i32 1
  %13 = load ptr, ptr %12, align 8, !tbaa !9
  %14 = icmp ne ptr %13, null
  br i1 %14, label %15, label %16

15:                                               ; preds = %9
  br label %17

16:                                               ; preds = %9
  call void @__assert_fail(ptr noundef @.str.46, ptr noundef @.str.2, i32 noundef 13874, ptr noundef @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #3
  unreachable

17:                                               ; preds = %15
  %18 = load ptr, ptr %2, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.nk_font_atlas, ptr %18, i32 0, i32 4
  %20 = getelementptr inbounds %struct.nk_allocator, ptr %19, i32 0, i32 2
  %21 = load ptr, ptr %20, align 8, !tbaa !15
  %22 = icmp ne ptr %21, null
  br i1 %22, label %23, label %24

23:                                               ; preds = %17
  br label %25

24:                                               ; preds = %17
  call void @__assert_fail(ptr noundef @.str.47, ptr noundef @.str.2, i32 noundef 13875, ptr noundef @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #3
  unreachable

25:                                               ; preds = %23
  %26 = load ptr, ptr %2, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.nk_font_atlas, ptr %26, i32 0, i32 3
  %28 = getelementptr inbounds %struct.nk_allocator, ptr %27, i32 0, i32 1
  %29 = load ptr, ptr %28, align 8, !tbaa !16
  %30 = icmp ne ptr %29, null
  br i1 %30, label %31, label %32

31:                                               ; preds = %25
  br label %33

32:                                               ; preds = %25
  call void @__assert_fail(ptr noundef @.str.44, ptr noundef @.str.2, i32 noundef 13876, ptr noundef @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #3
  unreachable

33:                                               ; preds = %31
  %34 = load ptr, ptr %2, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.nk_font_atlas, ptr %34, i32 0, i32 3
  %36 = getelementptr inbounds %struct.nk_allocator, ptr %35, i32 0, i32 2
  %37 = load ptr, ptr %36, align 8, !tbaa !17
  %38 = icmp ne ptr %37, null
  br i1 %38, label %39, label %40

39:                                               ; preds = %33
  br label %41

40:                                               ; preds = %33
  call void @__assert_fail(ptr noundef @.str.45, ptr noundef @.str.2, i32 noundef 13877, ptr noundef @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #3
  unreachable

41:                                               ; preds = %39
  %42 = load ptr, ptr %2, align 8, !tbaa !5
  %43 = icmp ne ptr %42, null
  br i1 %43, label %44, label %56

44:                                               ; preds = %41
  %45 = load ptr, ptr %2, align 8, !tbaa !5
  %46 = getelementptr inbounds %struct.nk_font_atlas, ptr %45, i32 0, i32 3
  %47 = getelementptr inbounds %struct.nk_allocator, ptr %46, i32 0, i32 1
  %48 = load ptr, ptr %47, align 8, !tbaa !16
  %49 = icmp ne ptr %48, null
  br i1 %49, label %50, label %56

50:                                               ; preds = %44
  %51 = load ptr, ptr %2, align 8, !tbaa !5
  %52 = getelementptr inbounds %struct.nk_font_atlas, ptr %51, i32 0, i32 3
  %53 = getelementptr inbounds %struct.nk_allocator, ptr %52, i32 0, i32 2
  %54 = load ptr, ptr %53, align 8, !tbaa !17
  %55 = icmp ne ptr %54, null
  br i1 %55, label %57, label %56

56:                                               ; preds = %50, %44, %41
  br label %116

57:                                               ; preds = %50
  %58 = load ptr, ptr %2, align 8, !tbaa !5
  %59 = getelementptr inbounds %struct.nk_font_atlas, ptr %58, i32 0, i32 11
  %60 = load ptr, ptr %59, align 8, !tbaa !18
  %61 = icmp ne ptr %60, null
  br i1 %61, label %62, label %116

62:                                               ; preds = %57
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %63 = load ptr, ptr %2, align 8, !tbaa !5
  %64 = getelementptr inbounds %struct.nk_font_atlas, ptr %63, i32 0, i32 11
  %65 = load ptr, ptr %64, align 8, !tbaa !18
  store ptr %65, ptr %3, align 8, !tbaa !5
  br label %66

66:                                               ; preds = %111, %62
  %67 = load ptr, ptr %3, align 8, !tbaa !5
  %68 = icmp ne ptr %67, null
  br i1 %68, label %69, label %115

69:                                               ; preds = %66
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %70 = load ptr, ptr %3, align 8, !tbaa !5
  %71 = getelementptr inbounds %struct.nk_font_config, ptr %70, i32 0, i32 15
  %72 = load ptr, ptr %71, align 8, !tbaa !19
  store ptr %72, ptr %4, align 8, !tbaa !5
  br label %73

73:                                               ; preds = %92, %69
  %74 = load ptr, ptr %4, align 8, !tbaa !5
  %75 = load ptr, ptr %3, align 8, !tbaa !5
  %76 = icmp ne ptr %74, %75
  br i1 %76, label %77, label %96

77:                                               ; preds = %73
  %78 = load ptr, ptr %2, align 8, !tbaa !5
  %79 = getelementptr inbounds %struct.nk_font_atlas, ptr %78, i32 0, i32 3
  %80 = getelementptr inbounds %struct.nk_allocator, ptr %79, i32 0, i32 2
  %81 = load ptr, ptr %80, align 8, !tbaa !17
  %82 = load ptr, ptr %2, align 8, !tbaa !5
  %83 = getelementptr inbounds %struct.nk_font_atlas, ptr %82, i32 0, i32 3
  %84 = getelementptr inbounds %struct.nk_allocator, ptr %83, i32 0, i32 0
  %85 = load ptr, ptr %4, align 8, !tbaa !5
  %86 = getelementptr inbounds %struct.nk_font_config, ptr %85, i32 0, i32 1
  %87 = load ptr, ptr %86, align 8, !tbaa !24
  %88 = getelementptr inbounds %union.nk_handle, ptr %84, i32 0, i32 0
  %89 = load ptr, ptr %88, align 8
  call void %81(ptr %89, ptr noundef %87)
  %90 = load ptr, ptr %4, align 8, !tbaa !5
  %91 = getelementptr inbounds %struct.nk_font_config, ptr %90, i32 0, i32 1
  store ptr null, ptr %91, align 8, !tbaa !24
  br label %92

92:                                               ; preds = %77
  %93 = load ptr, ptr %4, align 8, !tbaa !5
  %94 = getelementptr inbounds %struct.nk_font_config, ptr %93, i32 0, i32 15
  %95 = load ptr, ptr %94, align 8, !tbaa !19
  store ptr %95, ptr %4, align 8, !tbaa !5
  br label %73, !llvm.loop !25

96:                                               ; preds = %73
  %97 = load ptr, ptr %2, align 8, !tbaa !5
  %98 = getelementptr inbounds %struct.nk_font_atlas, ptr %97, i32 0, i32 3
  %99 = getelementptr inbounds %struct.nk_allocator, ptr %98, i32 0, i32 2
  %100 = load ptr, ptr %99, align 8, !tbaa !17
  %101 = load ptr, ptr %2, align 8, !tbaa !5
  %102 = getelementptr inbounds %struct.nk_font_atlas, ptr %101, i32 0, i32 3
  %103 = getelementptr inbounds %struct.nk_allocator, ptr %102, i32 0, i32 0
  %104 = load ptr, ptr %3, align 8, !tbaa !5
  %105 = getelementptr inbounds %struct.nk_font_config, ptr %104, i32 0, i32 1
  %106 = load ptr, ptr %105, align 8, !tbaa !24
  %107 = getelementptr inbounds %union.nk_handle, ptr %103, i32 0, i32 0
  %108 = load ptr, ptr %107, align 8
  call void %100(ptr %108, ptr noundef %106)
  %109 = load ptr, ptr %3, align 8, !tbaa !5
  %110 = getelementptr inbounds %struct.nk_font_config, ptr %109, i32 0, i32 1
  store ptr null, ptr %110, align 8, !tbaa !24
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  br label %111

111:                                              ; preds = %96
  %112 = load ptr, ptr %3, align 8, !tbaa !5
  %113 = getelementptr inbounds %struct.nk_font_config, ptr %112, i32 0, i32 0
  %114 = load ptr, ptr %113, align 8, !tbaa !27
  store ptr %114, ptr %3, align 8, !tbaa !5
  br label %66, !llvm.loop !28

115:                                              ; preds = %66
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  br label %116

116:                                              ; preds = %115, %57, %56
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { noreturn 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 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 = { noreturn nounwind }
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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 48}
!10 = !{!"nk_font_atlas", !6, i64 0, !11, i64 8, !11, i64 12, !12, i64 16, !12, i64 40, !13, i64 64, !7, i64 72, !11, i64 352, !6, i64 360, !6, i64 368, !6, i64 376, !6, i64 384, !11, i64 392}
!11 = !{!"int", !7, i64 0}
!12 = !{!"nk_allocator", !7, i64 0, !6, i64 8, !6, i64 16}
!13 = !{!"nk_recti", !14, i64 0, !14, i64 2, !14, i64 4, !14, i64 6}
!14 = !{!"short", !7, i64 0}
!15 = !{!10, !6, i64 56}
!16 = !{!10, !6, i64 24}
!17 = !{!10, !6, i64 32}
!18 = !{!10, !6, i64 384}
!19 = !{!20, !6, i64 72}
!20 = !{!"nk_font_config", !6, i64 0, !6, i64 8, !21, i64 16, !7, i64 24, !7, i64 25, !7, i64 26, !7, i64 27, !7, i64 28, !7, i64 29, !22, i64 32, !11, i64 36, !23, i64 40, !6, i64 48, !6, i64 56, !11, i64 64, !6, i64 72, !6, i64 80}
!21 = !{!"long", !7, i64 0}
!22 = !{!"float", !7, i64 0}
!23 = !{!"nk_vec2", !22, i64 0, !22, i64 4}
!24 = !{!20, !6, i64 8}
!25 = distinct !{!25, !26}
!26 = !{!"llvm.loop.mustprogress"}
!27 = !{!20, !6, i64 0}
!28 = distinct !{!28, !26}


; 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.2 = external hidden unnamed_addr constant [103 x i8], align 1
@.str.38 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.44 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.45 = external hidden unnamed_addr constant [22 x i8], align 1
@.str.46 = external hidden unnamed_addr constant [23 x i8], align 1
@.str.47 = external hidden unnamed_addr constant [22 x i8], align 1
@__PRETTY_FUNCTION__.nk_font_atlas_cleanup = external hidden unnamed_addr constant [51 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @nk_font_atlas_cleanup(ptr noundef readonly %0) local_unnamed_addr #1 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %2, label %3

2:                                                ; preds = %1
  tail call void @__assert_fail(ptr noundef nonnull @.str.38, ptr noundef nonnull @.str.2, i32 noundef 13873, ptr noundef nonnull @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #2
  unreachable

3:                                                ; preds = %1
  %4 = getelementptr inbounds i8, ptr %0, i64 48
  %5 = load ptr, ptr %4, align 8, !tbaa !5
  %.not27 = icmp eq ptr %5, null
  br i1 %.not27, label %6, label %7

6:                                                ; preds = %3
  tail call void @__assert_fail(ptr noundef nonnull @.str.46, ptr noundef nonnull @.str.2, i32 noundef 13874, ptr noundef nonnull @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #2
  unreachable

7:                                                ; preds = %3
  %8 = getelementptr inbounds i8, ptr %0, i64 56
  %9 = load ptr, ptr %8, align 8, !tbaa !14
  %.not28 = icmp eq ptr %9, null
  br i1 %.not28, label %10, label %11

10:                                               ; preds = %7
  tail call void @__assert_fail(ptr noundef nonnull @.str.47, ptr noundef nonnull @.str.2, i32 noundef 13875, ptr noundef nonnull @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #2
  unreachable

11:                                               ; preds = %7
  %12 = getelementptr inbounds i8, ptr %0, i64 16
  %13 = getelementptr inbounds i8, ptr %0, i64 24
  %14 = load ptr, ptr %13, align 8, !tbaa !15
  %.not29 = icmp eq ptr %14, null
  br i1 %.not29, label %15, label %16

15:                                               ; preds = %11
  tail call void @__assert_fail(ptr noundef nonnull @.str.44, ptr noundef nonnull @.str.2, i32 noundef 13876, ptr noundef nonnull @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #2
  unreachable

16:                                               ; preds = %11
  %17 = getelementptr inbounds i8, ptr %0, i64 32
  %18 = load ptr, ptr %17, align 8, !tbaa !16
  %.not30 = icmp eq ptr %18, null
  br i1 %.not30, label %19, label %20

19:                                               ; preds = %16
  tail call void @__assert_fail(ptr noundef nonnull @.str.45, ptr noundef nonnull @.str.2, i32 noundef 13877, ptr noundef nonnull @__PRETTY_FUNCTION__.nk_font_atlas_cleanup) #2
  unreachable

20:                                               ; preds = %16
  %21 = getelementptr inbounds i8, ptr %0, i64 384
  %22 = load ptr, ptr %21, align 8, !tbaa !17
  %.not31 = icmp eq ptr %22, null
  br i1 %.not31, label %.loopexit, label %.preheader

.preheader:                                       ; preds = %20, %._crit_edge
  %.02439 = phi ptr [ %31, %._crit_edge ], [ %22, %20 ]
  %.0.in35 = getelementptr inbounds i8, ptr %.02439, i64 72
  %.036 = load ptr, ptr %.0.in35, align 8, !tbaa !18
  %.not3337 = icmp eq ptr %.036, %.02439
  br i1 %.not3337, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %.preheader, %.lr.ph
  %.038 = phi ptr [ %.0, %.lr.ph ], [ %.036, %.preheader ]
  %23 = load ptr, ptr %17, align 8, !tbaa !16
  %24 = getelementptr inbounds i8, ptr %.038, i64 8
  %25 = load ptr, ptr %24, align 8, !tbaa !23
  %26 = load ptr, ptr %12, align 8
  tail call void %23(ptr %26, ptr noundef %25) #3
  store ptr null, ptr %24, align 8, !tbaa !23
  %.0.in = getelementptr inbounds i8, ptr %.038, i64 72
  %.0 = load ptr, ptr %.0.in, align 8, !tbaa !18
  %.not33 = icmp eq ptr %.0, %.02439
  br i1 %.not33, label %._crit_edge, label %.lr.ph, !llvm.loop !24

._crit_edge:                                      ; preds = %.lr.ph, %.preheader
  %27 = load ptr, ptr %17, align 8, !tbaa !16
  %28 = getelementptr inbounds i8, ptr %.02439, i64 8
  %29 = load ptr, ptr %28, align 8, !tbaa !23
  %30 = load ptr, ptr %12, align 8
  tail call void %27(ptr %30, ptr noundef %29) #3
  store ptr null, ptr %28, align 8, !tbaa !23
  %31 = load ptr, ptr %.02439, align 8, !tbaa !26
  %.not32 = icmp eq ptr %31, null
  br i1 %.not32, label %.loopexit, label %.preheader, !llvm.loop !27

.loopexit:                                        ; preds = %._crit_edge, %20
  ret void
}

attributes #0 = { noreturn 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 #1 = { 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 #2 = { noreturn nounwind }
attributes #3 = { 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 48}
!6 = !{!"nk_font_atlas", !7, i64 0, !10, i64 8, !10, i64 12, !11, i64 16, !11, i64 40, !12, i64 64, !8, i64 72, !10, i64 352, !7, i64 360, !7, i64 368, !7, i64 376, !7, i64 384, !10, i64 392}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"nk_allocator", !8, i64 0, !7, i64 8, !7, i64 16}
!12 = !{!"nk_recti", !13, i64 0, !13, i64 2, !13, i64 4, !13, i64 6}
!13 = !{!"short", !8, i64 0}
!14 = !{!6, !7, i64 56}
!15 = !{!6, !7, i64 24}
!16 = !{!6, !7, i64 32}
!17 = !{!6, !7, i64 384}
!18 = !{!19, !7, i64 72}
!19 = !{!"nk_font_config", !7, i64 0, !7, i64 8, !20, i64 16, !8, i64 24, !8, i64 25, !8, i64 26, !8, i64 27, !8, i64 28, !8, i64 29, !21, i64 32, !10, i64 36, !22, i64 40, !7, i64 48, !7, i64 56, !10, i64 64, !7, i64 72, !7, i64 80}
!20 = !{!"long", !8, i64 0}
!21 = !{!"float", !8, i64 0}
!22 = !{!"nk_vec2", !21, i64 0, !21, i64 4}
!23 = !{!19, !7, i64 8}
!24 = distinct !{!24, !25}
!25 = !{!"llvm.loop.mustprogress"}
!26 = !{!19, !7, i64 0}
!27 = distinct !{!27, !25}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass