; LLVM IR from facebook/redex :: libredex/TypeInference.ll (ZlsRSoRK6IRType)

; 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"

@.str.8 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.17 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.20 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.21 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.22 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.23 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZlsRSoRK6IRType(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 4 dereferenceable(4) %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %5 = load ptr, ptr %4, align 8, !tbaa !5
  %6 = load i32, ptr %5, align 4, !tbaa !9
  switch i32 %6, label %55 [
    i32 0, label %7
    i32 1, label %10
    i32 2, label %13
    i32 3, label %16
    i32 4, label %19
    i32 5, label %22
    i32 6, label %25
    i32 7, label %28
    i32 8, label %31
    i32 9, label %34
    i32 10, label %37
    i32 11, label %40
    i32 12, label %43
    i32 13, label %46
    i32 14, label %49
    i32 15, label %52
  ]

7:                                                ; preds = %2
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef @.str.8)
  br label %55

10:                                               ; preds = %2
  %11 = load ptr, ptr %3, align 8, !tbaa !5
  %12 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef @.str.9)
  br label %55

13:                                               ; preds = %2
  %14 = load ptr, ptr %3, align 8, !tbaa !5
  %15 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef @.str.10)
  br label %55

16:                                               ; preds = %2
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef @.str.11)
  br label %55

19:                                               ; preds = %2
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %20, ptr noundef @.str.12)
  br label %55

22:                                               ; preds = %2
  %23 = load ptr, ptr %3, align 8, !tbaa !5
  %24 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef @.str.13)
  br label %55

25:                                               ; preds = %2
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %26, ptr noundef @.str.14)
  br label %55

28:                                               ; preds = %2
  %29 = load ptr, ptr %3, align 8, !tbaa !5
  %30 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %29, ptr noundef @.str.15)
  br label %55

31:                                               ; preds = %2
  %32 = load ptr, ptr %3, align 8, !tbaa !5
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %32, ptr noundef @.str.16)
  br label %55

34:                                               ; preds = %2
  %35 = load ptr, ptr %3, align 8, !tbaa !5
  %36 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %35, ptr noundef @.str.17)
  br label %55

37:                                               ; preds = %2
  %38 = load ptr, ptr %3, align 8, !tbaa !5
  %39 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %38, ptr noundef @.str.18)
  br label %55

40:                                               ; preds = %2
  %41 = load ptr, ptr %3, align 8, !tbaa !5
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %41, ptr noundef @.str.19)
  br label %55

43:                                               ; preds = %2
  %44 = load ptr, ptr %3, align 8, !tbaa !5
  %45 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %44, ptr noundef @.str.20)
  br label %55

46:                                               ; preds = %2
  %47 = load ptr, ptr %3, align 8, !tbaa !5
  %48 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %47, ptr noundef @.str.21)
  br label %55

49:                                               ; preds = %2
  %50 = load ptr, ptr %3, align 8, !tbaa !5
  %51 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %50, ptr noundef @.str.22)
  br label %55

52:                                               ; preds = %2
  %53 = load ptr, ptr %3, align 8, !tbaa !5
  %54 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %53, ptr noundef @.str.23)
  br label %55

55:                                               ; preds = %52, %49, %46, %43, %40, %37, %34, %31, %28, %25, %22, %19, %16, %13, %10, %7, %2
  %56 = load ptr, ptr %3, align 8, !tbaa !5
  ret ptr %56
}

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #1

attributes #0 = { 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 #1 = { 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" }

!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 = !{!10, !10, i64 0}
!10 = !{!"_ZTS6IRType", !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"

@.str.8 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.17 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.20 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.21 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.22 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.23 = external hidden unnamed_addr constant [4 x i8], align 1
@switch.table._ZlsRSoRK6IRType = private unnamed_addr constant [16 x ptr] [ptr @.str.8, ptr @.str.9, ptr @.str.10, ptr @.str.11, ptr @.str.12, ptr @.str.13, ptr @.str.14, ptr @.str.15, ptr @.str.16, ptr @.str.17, ptr @.str.18, ptr @.str.19, ptr @.str.20, ptr @.str.21, ptr @.str.22, ptr @.str.23], align 8

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZlsRSoRK6IRType(ptr noundef nonnull returned align 8 dereferenceable(8) %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(4) %1) local_unnamed_addr #0 {
  %3 = load i32, ptr %1, align 4, !tbaa !5
  %4 = icmp ult i32 %3, 16
  br i1 %4, label %switch.lookup, label %7

switch.lookup:                                    ; preds = %2
  %5 = zext nneg i32 %3 to i64
  %switch.gep = getelementptr inbounds [16 x ptr], ptr @switch.table._ZlsRSoRK6IRType, i64 0, i64 %5
  %switch.load = load ptr, ptr %switch.gep, align 8
  %6 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull %switch.load)
  br label %7

7:                                                ; preds = %2, %switch.lookup
  ret ptr %0
}

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #1

attributes #0 = { 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 #1 = { 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" }

!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 = !{!"_ZTS6IRType", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: GlobalOptPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass