; LLVM IR from facebook/redex :: libredex (DexUtil)

; 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"

; 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 @_ZNKSt17basic_string_viewIcSt11char_traitsIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17basic_string_viewIcSt11char_traitsIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN10java_names13is_identifierERKSt17basic_string_viewIcSt11char_traitsIcEE(ptr noundef nonnull align 8 dereferenceable(16) %0) #2 {
  %2 = alloca i1, align 1
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  store ptr %9, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = call noundef ptr @_ZNKSt17basic_string_viewIcSt11char_traitsIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(16) %10) #4
  store ptr %11, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = call noundef ptr @_ZNKSt17basic_string_viewIcSt11char_traitsIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(16) %12) #4
  store ptr %13, ptr %6, align 8, !tbaa !5
  br label %14

14:                                               ; preds = %33, %1
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = load ptr, ptr %6, align 8, !tbaa !5
  %17 = icmp ne ptr %15, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %14
  store i32 2, ptr %7, align 4
  br label %36

19:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %20 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %20, ptr %8, align 8, !tbaa !5
  %21 = load ptr, ptr %8, align 8, !tbaa !5
  %22 = load i8, ptr %21, align 1, !tbaa !9
  %23 = call noundef zeroext i1 @_ZN10java_names14is_deliminatorEc(i8 noundef signext %22)
  br i1 %23, label %28, label %24

24:                                               ; preds = %19
  %25 = load ptr, ptr %8, align 8, !tbaa !5
  %26 = load i8, ptr %25, align 1, !tbaa !9
  %27 = call noundef zeroext i1 @_ZN10java_names12_GLOBAL__N_127is_not_idenfitier_characterEc(i8 noundef signext %26)
  br i1 %27, label %28, label %29

28:                                               ; preds = %24, %19
  store i1 false, ptr %2, align 1
  store i32 1, ptr %7, align 4
  br label %30

29:                                               ; preds = %24
  store i32 0, ptr %7, align 4
  br label %30

30:                                               ; preds = %29, %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  %31 = load i32, ptr %7, align 4
  switch i32 %31, label %36 [
    i32 0, label %32
  ]

32:                                               ; preds = %30
  br label %33

33:                                               ; preds = %32
  %34 = load ptr, ptr %5, align 8, !tbaa !5
  %35 = getelementptr inbounds i8, ptr %34, i32 1
  store ptr %35, ptr %5, align 8, !tbaa !5
  br label %14

36:                                               ; preds = %30, %18
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  %37 = load i32, ptr %7, align 4
  switch i32 %37, label %41 [
    i32 2, label %38
    i32 1, label %39
  ]

38:                                               ; preds = %36
  store i1 true, ptr %2, align 1
  br label %39

39:                                               ; preds = %38, %36
  %40 = load i1, ptr %2, align 1
  ret i1 %40

41:                                               ; preds = %36
  unreachable
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN10java_names14is_deliminatorEc(i8 noundef signext) #3

; Function Attrs: mustprogress nounwind uwtable
declare hidden noundef zeroext i1 @_ZN10java_names12_GLOBAL__N_127is_not_idenfitier_characterEc(i8 noundef signext) #1

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 = { 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 #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++ TBAA"}
!9 = !{!7, !7, i64 0}


; 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"

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17basic_string_viewIcSt11char_traitsIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17basic_string_viewIcSt11char_traitsIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZN10java_names13is_identifierERKSt17basic_string_viewIcSt11char_traitsIcEE(ptr noundef nonnull align 8 dereferenceable(16) %0) local_unnamed_addr #0 {
  %2 = tail call noundef ptr @_ZNKSt17basic_string_viewIcSt11char_traitsIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(16) %0) #2
  %3 = tail call noundef ptr @_ZNKSt17basic_string_viewIcSt11char_traitsIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(16) %0) #2
  %.not14 = icmp eq ptr %2, %3
  br i1 %.not14, label %.critedge._crit_edge, label %.lr.ph

4:                                                ; preds = %.critedge
  %5 = getelementptr inbounds i8, ptr %.01315, i64 1
  %.not = icmp eq ptr %5, %3
  br i1 %.not, label %.critedge._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %1, %4
  %.01315 = phi ptr [ %5, %4 ], [ %2, %1 ]
  %6 = load i8, ptr %.01315, align 1, !tbaa !5
  %7 = tail call noundef zeroext i1 @_ZN10java_names14is_deliminatorEc(i8 noundef signext %6)
  br i1 %7, label %.critedge._crit_edge, label %.critedge

.critedge:                                        ; preds = %.lr.ph
  %8 = load i8, ptr %.01315, align 1, !tbaa !5
  %9 = tail call noundef zeroext i1 @_ZN10java_names12_GLOBAL__N_127is_not_idenfitier_characterEc(i8 noundef signext %8)
  br i1 %9, label %.critedge._crit_edge, label %4

.critedge._crit_edge:                             ; preds = %4, %.lr.ph, %.critedge, %1
  %.not.lcssa = phi i1 [ true, %1 ], [ false, %.critedge ], [ false, %.lr.ph ], [ true, %4 ]
  ret i1 %.not.lcssa
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN10java_names14is_deliminatorEc(i8 noundef signext) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare hidden noundef zeroext i1 @_ZN10java_names12_GLOBAL__N_127is_not_idenfitier_characterEc(i8 noundef signext) local_unnamed_addr #0

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 = { 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 = { 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"}


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