; LLVM IR from hbirchtree/coffeecutie :: src/peripheral/platform/private/url.ll (ZNK8platform3url4Path10componentsEv)

; 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.platform::url::Path" = type { %"class.std::__cxx11::basic_string" }
%"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] }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<platform::url::Path, std::allocator<platform::url::Path>>::_Vector_impl" }
%"struct.std::_Vector_base<platform::url::Path, std::allocator<platform::url::Path>>::_Vector_impl" = type { %"struct.std::_Vector_base<platform::url::Path, std::allocator<platform::url::Path>>::_Vector_impl_data" }
%"struct.std::_Vector_base<platform::url::Path, std::allocator<platform::url::Path>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str.4 = external hidden unnamed_addr constant [2 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK8platform3url4Path7dirnameEv(ptr dead_on_unwind noalias writable sret(%"struct.platform::url::Path") align 8, ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN8platform3url4PathC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK8platform3url4Path10componentsEv(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i1, align 1
  %6 = alloca %"struct.platform::url::Path", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"struct.platform::url::Path", align 8
  %10 = alloca %"struct.platform::url::Path", align 8
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  %11 = load ptr, ptr %4, align 8
  store i1 false, ptr %5, align 1
  call void @_ZNSt6vectorIN8platform3url4PathESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %6) #6
  invoke void @_ZN8platform3url4PathC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %11)
          to label %12 unwind label %21

12:                                               ; preds = %2
  br label %13

13:                                               ; preds = %19, %12
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #6
  invoke void @_ZN8platform3url4PathC2EPKc(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str.4)
          to label %14 unwind label %25

14:                                               ; preds = %13
  %15 = invoke noundef zeroext i1 @_ZNK8platform3url4PathneERKS1_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %16 unwind label %29

16:                                               ; preds = %14
  call void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #6
  br i1 %15, label %17, label %42

17:                                               ; preds = %16
  invoke void @_ZNSt6vectorIN8platform3url4PathESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(32) %6)
          to label %18 unwind label %34

18:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 32, ptr %10) #6
  invoke void @_ZNK8platform3url4Path7dirnameEv(ptr dead_on_unwind writable sret(%"struct.platform::url::Path") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) %6)
          to label %19 unwind label %38

19:                                               ; preds = %18
  %20 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZN8platform3url4PathaSEOS1_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %10) #6
  call void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #6
  br label %13, !llvm.loop !9

21:                                               ; preds = %2
  %22 = landingpad { ptr, i32 }
          cleanup
  %23 = extractvalue { ptr, i32 } %22, 0
  store ptr %23, ptr %7, align 8
  %24 = extractvalue { ptr, i32 } %22, 1
  store i32 %24, ptr %8, align 4
  br label %45

25:                                               ; preds = %13
  %26 = landingpad { ptr, i32 }
          cleanup
  %27 = extractvalue { ptr, i32 } %26, 0
  store ptr %27, ptr %7, align 8
  %28 = extractvalue { ptr, i32 } %26, 1
  store i32 %28, ptr %8, align 4
  br label %33

29:                                               ; preds = %14
  %30 = landingpad { ptr, i32 }
          cleanup
  %31 = extractvalue { ptr, i32 } %30, 0
  store ptr %31, ptr %7, align 8
  %32 = extractvalue { ptr, i32 } %30, 1
  store i32 %32, ptr %8, align 4
  call void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  br label %33

33:                                               ; preds = %29, %25
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #6
  br label %44

34:                                               ; preds = %17
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %7, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %8, align 4
  br label %44

38:                                               ; preds = %18
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %7, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #6
  br label %44

42:                                               ; preds = %16
  store i1 true, ptr %5, align 1
  call void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #6
  %43 = load i1, ptr %5, align 1
  br i1 %43, label %47, label %46

44:                                               ; preds = %38, %34, %33
  call void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  br label %45

45:                                               ; preds = %44, %21
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #6
  call void @_ZNSt6vectorIN8platform3url4PathESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  br label %48

46:                                               ; preds = %42
  call void @_ZNSt6vectorIN8platform3url4PathESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  br label %47

47:                                               ; preds = %46, %42
  ret void

48:                                               ; preds = %45
  %49 = load ptr, ptr %7, align 8
  %50 = load i32, ptr %8, align 4
  %51 = insertvalue { ptr, i32 } poison, ptr %49, 0
  %52 = insertvalue { ptr, i32 } %51, i32 %50, 1
  resume { ptr, i32 } %52
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN8platform3url4PathESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: alwaysinline mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK8platform3url4PathneERKS1_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #5 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8platform3url4PathC2EPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN8platform3url4PathESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZN8platform3url4PathaSEOS1_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN8platform3url4PathESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #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 = { 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 #5 = { alwaysinline 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 #6 = { 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++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; 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.platform::url::Path" = type { %"class.std::__cxx11::basic_string" }
%"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] }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<platform::url::Path, std::allocator<platform::url::Path>>::_Vector_impl" }
%"struct.std::_Vector_base<platform::url::Path, std::allocator<platform::url::Path>>::_Vector_impl" = type { %"struct.std::_Vector_base<platform::url::Path, std::allocator<platform::url::Path>>::_Vector_impl_data" }
%"struct.std::_Vector_base<platform::url::Path, std::allocator<platform::url::Path>>::_Vector_impl_data" = type { ptr, ptr, ptr }

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

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK8platform3url4Path7dirnameEv(ptr dead_on_unwind noalias writable sret(%"struct.platform::url::Path") align 8, ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN8platform3url4PathC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK8platform3url4Path10componentsEv(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"struct.platform::url::Path", align 8
  %4 = alloca %"struct.platform::url::Path", align 8
  %5 = alloca %"struct.platform::url::Path", align 8
  tail call void @_ZNSt6vectorIN8platform3url4PathESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #6
  invoke void @_ZN8platform3url4PathC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %.preheader unwind label %12

.preheader:                                       ; preds = %2, %10
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #6
  invoke void @_ZN8platform3url4PathC2EPKc(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull @.str.4)
          to label %6 unwind label %14

6:                                                ; preds = %.preheader
  %7 = call noundef zeroext i1 @_ZNK8platform3url4PathneERKS1_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull align 8 dereferenceable(32) %4)
  call void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  br i1 %7, label %8, label %20

8:                                                ; preds = %6
  invoke void @_ZNSt6vectorIN8platform3url4PathESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %9 unwind label %16

9:                                                ; preds = %8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #6
  invoke void @_ZNK8platform3url4Path7dirnameEv(ptr dead_on_unwind nonnull writable sret(%"struct.platform::url::Path") align 8 %5, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %10 unwind label %18

10:                                               ; preds = %9
  %11 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZN8platform3url4PathaSEOS1_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %.preheader, !llvm.loop !5

12:                                               ; preds = %2
  %13 = landingpad { ptr, i32 }
          cleanup
  br label %22

14:                                               ; preds = %.preheader
  %15 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  br label %21

16:                                               ; preds = %8
  %17 = landingpad { ptr, i32 }
          cleanup
  br label %21

18:                                               ; preds = %9
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %21

20:                                               ; preds = %6
  call void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  ret void

21:                                               ; preds = %18, %16, %14
  %.pn = phi { ptr, i32 } [ %19, %18 ], [ %17, %16 ], [ %15, %14 ]
  call void @_ZN8platform3url4PathD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  br label %22

22:                                               ; preds = %21, %12
  %.pn.pn = phi { ptr, i32 } [ %.pn, %21 ], [ %13, %12 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  call void @_ZNSt6vectorIN8platform3url4PathESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #6
  resume { ptr, i32 } %.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN8platform3url4PathESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: alwaysinline mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK8platform3url4PathneERKS1_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8platform3url4PathC2EPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN8platform3url4PathESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZN8platform3url4PathaSEOS1_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN8platform3url4PathESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #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 = { 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 #5 = { alwaysinline 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 #6 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


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