; LLVM IR from facebook/redex :: libredex/TypeUtil.ll (ZN4type22get_array_element_typeEPK7DexType)

; 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::basic_string_view" = type { i64, ptr }

; 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 nounwind uwtable
declare dso_local noundef ptr @_ZNK7DexType8get_nameEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK9DexString5c_strEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN4type8is_arrayEPK7DexType(ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt17basic_string_viewIcSt11char_traitsIcEEC2EPKc(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_ZN7DexType9make_typeESt17basic_string_viewIcSt11char_traitsIcEE(i64, ptr) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef ptr @_ZN4type22get_array_element_typeEPK7DexType(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::basic_string_view", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  %6 = load ptr, ptr %3, align 8, !tbaa !5
  %7 = call noundef zeroext i1 @_ZN4type8is_arrayEPK7DexType(ptr noundef %6)
  br i1 %7, label %9, label %8

8:                                                ; preds = %1
  store ptr null, ptr %2, align 8
  br label %28

9:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = call noundef ptr @_ZNK7DexType8get_nameEv(ptr noundef nonnull align 8 dereferenceable(16) %10)
  %12 = call noundef ptr @_ZNK9DexString5c_strEv(ptr noundef nonnull align 8 dereferenceable(16) %11)
  store ptr %12, ptr %4, align 8, !tbaa !5
  br label %13

13:                                               ; preds = %18, %9
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = load i8, ptr %14, align 1, !tbaa !9
  %16 = sext i8 %15 to i32
  %17 = icmp eq i32 %16, 91
  br i1 %17, label %18, label %21

18:                                               ; preds = %13
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %19, i32 1
  store ptr %20, ptr %4, align 8, !tbaa !5
  br label %13, !llvm.loop !10

21:                                               ; preds = %13
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZNSt17basic_string_viewIcSt11char_traitsIcEEC2EPKc(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef %22) #3
  %23 = getelementptr inbounds { i64, ptr }, ptr %5, i32 0, i32 0
  %24 = load i64, ptr %23, align 8
  %25 = getelementptr inbounds { i64, ptr }, ptr %5, i32 0, i32 1
  %26 = load ptr, ptr %25, align 8
  %27 = call noundef ptr @_ZN7DexType9make_typeESt17basic_string_viewIcSt11char_traitsIcEE(i64 %24, ptr %26)
  store ptr %27, ptr %2, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  br label %28

28:                                               ; preds = %21, %8
  %29 = load ptr, ptr %2, align 8
  ret ptr %29
}

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

%"class.std::basic_string_view" = type { i64, ptr }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK7DexType8get_nameEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK9DexString5c_strEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN4type8is_arrayEPK7DexType(ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt17basic_string_viewIcSt11char_traitsIcEEC2EPKc(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_ZN7DexType9make_typeESt17basic_string_viewIcSt11char_traitsIcEE(i64, ptr) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef ptr @_ZN4type22get_array_element_typeEPK7DexType(ptr noundef %0) local_unnamed_addr #1 {
  %2 = alloca %"class.std::basic_string_view", align 8
  %3 = tail call noundef zeroext i1 @_ZN4type8is_arrayEPK7DexType(ptr noundef %0)
  br i1 %3, label %4, label %16

4:                                                ; preds = %1
  %5 = tail call noundef ptr @_ZNK7DexType8get_nameEv(ptr noundef nonnull align 8 dereferenceable(16) %0)
  %6 = tail call noundef ptr @_ZNK9DexString5c_strEv(ptr noundef nonnull align 8 dereferenceable(16) %5)
  br label %7

7:                                                ; preds = %7, %4
  %.0 = phi ptr [ %6, %4 ], [ %10, %7 ]
  %8 = load i8, ptr %.0, align 1, !tbaa !5
  %9 = icmp eq i8 %8, 91
  %10 = getelementptr inbounds i8, ptr %.0, i64 1
  br i1 %9, label %7, label %11, !llvm.loop !8

11:                                               ; preds = %7
  call void @_ZNSt17basic_string_viewIcSt11char_traitsIcEEC2EPKc(ptr noundef nonnull align 8 dereferenceable(16) %2, ptr noundef %.0) #2
  %12 = load i64, ptr %2, align 8
  %13 = getelementptr inbounds i8, ptr %2, i64 8
  %14 = load ptr, ptr %13, align 8
  %15 = call noundef ptr @_ZN7DexType9make_typeESt17basic_string_viewIcSt11char_traitsIcEE(i64 %12, ptr %14)
  br label %16

16:                                               ; preds = %1, %11
  %.06 = phi ptr [ %15, %11 ], [ null, %1 ]
  ret ptr %.06
}

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 = { 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 = { 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,LCSSAPass,LoopRotatePass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass