; LLVM IR from bimalka98/Embedded-Systems-Engineering :: Assignment 3 Code Compression (SIM)

; 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.Compressor = type <{ %"class.std::__cxx11::basic_string", %"class.std::basic_fstream", %"class.std::__cxx11::basic_string", %"class.std::basic_fstream", %"class.std::vector", %"class.std::map", %"class.std::vector.7", %"class.std::__cxx11::basic_string", i8, [7 x i8], %"class.std::bitset", %"class.std::__cxx11::basic_string", i8, [7 x i8] }>
%"class.std::basic_fstream" = type { %"class.std::basic_iostream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.0 }
%union.anon.0 = type { i32 }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<Compressor::DictionaryWord, std::allocator<Compressor::DictionaryWord>>::_Vector_impl" }
%"struct.std::_Vector_base<Compressor::DictionaryWord, std::allocator<Compressor::DictionaryWord>>::_Vector_impl" = type { %"struct.std::_Vector_base<Compressor::DictionaryWord, std::allocator<Compressor::DictionaryWord>>::_Vector_impl_data" }
%"struct.std::_Vector_base<Compressor::DictionaryWord, std::allocator<Compressor::DictionaryWord>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::bitset<32>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::bitset<32>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::bitset<32>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::bitset<32>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector.7" = type { %"struct.std::_Vector_base.8" }
%"struct.std::_Vector_base.8" = type { %"struct.std::_Vector_base<void (Compressor::*)(), std::allocator<void (Compressor::*)()>>::_Vector_impl" }
%"struct.std::_Vector_base<void (Compressor::*)(), std::allocator<void (Compressor::*)()>>::_Vector_impl" = type { %"struct.std::_Vector_base<void (Compressor::*)(), std::allocator<void (Compressor::*)()>>::_Vector_impl_data" }
%"struct.std::_Vector_base<void (Compressor::*)(), std::allocator<void (Compressor::*)()>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::bitset" = type { %"struct.std::_Base_bitset" }
%"struct.std::_Base_bitset" = type { i64 }
%"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::allocator" = type { i8 }
%class.Decompressor = type <{ %"class.std::__cxx11::basic_string", %"class.std::basic_fstream", %"class.std::__cxx11::basic_string", %"class.std::basic_fstream", %"class.std::map.12", %"class.std::map.17", i32, [4 x i8], %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", i32, [4 x i8] }>
%"class.std::map.12" = type { %"class.std::_Rb_tree.13" }
%"class.std::_Rb_tree.13" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"class.std::map.17" = type { %"class.std::_Rb_tree.18" }
%"class.std::_Rb_tree.18" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::pair<int, int>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::pair<int, int>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::pair<int, int>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::pair<int, int>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }

@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [15 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca %class.Compressor, align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca %class.Decompressor, align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca %"class.std::allocator", align 1
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  %14 = load i32, ptr %4, align 4, !tbaa !5
  %15 = icmp eq i32 %14, 2
  br i1 %15, label %16, label %59

16:                                               ; preds = %2
  %17 = load ptr, ptr %5, align 8, !tbaa !9
  %18 = getelementptr inbounds ptr, ptr %17, i64 1
  %19 = load ptr, ptr %18, align 8, !tbaa !9
  %20 = getelementptr inbounds i8, ptr %19, i64 0
  %21 = load i8, ptr %20, align 1, !tbaa !11
  %22 = sext i8 %21 to i32
  %23 = icmp eq i32 %22, 49
  br i1 %23, label %24, label %36

24:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 1304, ptr %6) #4
  call void @_ZN10CompressorC2Ev(ptr noundef nonnull align 8 dereferenceable(1297) %6)
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef @.str, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %25 unwind label %27

25:                                               ; preds = %24
  invoke void @_ZN10Compressor8CompressENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(1297) %6, ptr noundef %7)
          to label %26 unwind label %31

26:                                               ; preds = %25
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  call void @_ZN10CompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1297) %6) #4
  call void @llvm.lifetime.end.p0(i64 1304, ptr %6) #4
  br label %58

27:                                               ; preds = %24
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %9, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %10, align 4
  br label %35

31:                                               ; preds = %25
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %9, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %10, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #4
  br label %35

35:                                               ; preds = %31, %27
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  call void @_ZN10CompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1297) %6) #4
  call void @llvm.lifetime.end.p0(i64 1304, ptr %6) #4
  br label %62

36:                                               ; preds = %16
  %37 = load ptr, ptr %5, align 8, !tbaa !9
  %38 = getelementptr inbounds ptr, ptr %37, i64 1
  %39 = load ptr, ptr %38, align 8, !tbaa !9
  %40 = getelementptr inbounds i8, ptr %39, i64 0
  %41 = load i8, ptr %40, align 1, !tbaa !11
  %42 = sext i8 %41 to i32
  %43 = icmp eq i32 %42, 50
  br i1 %43, label %44, label %56

44:                                               ; preds = %36
  call void @llvm.lifetime.start.p0(i64 1296, ptr %11) #4
  call void @_ZN12DecompressorC2Ev(ptr noundef nonnull align 8 dereferenceable(1292) %11)
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef @.str.1, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %45 unwind label %47

45:                                               ; preds = %44
  invoke void @_ZN12Decompressor10DecompressENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(1292) %11, ptr noundef %12)
          to label %46 unwind label %51

46:                                               ; preds = %45
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #4
  call void @_ZN12DecompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1292) %11) #4
  call void @llvm.lifetime.end.p0(i64 1296, ptr %11) #4
  br label %57

47:                                               ; preds = %44
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %9, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %10, align 4
  br label %55

51:                                               ; preds = %45
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %9, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %10, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #4
  br label %55

55:                                               ; preds = %51, %47
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #4
  call void @_ZN12DecompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1292) %11) #4
  call void @llvm.lifetime.end.p0(i64 1296, ptr %11) #4
  br label %62

56:                                               ; preds = %36
  store i32 1, ptr %3, align 4
  br label %60

57:                                               ; preds = %46
  br label %58

58:                                               ; preds = %57, %26
  br label %60

59:                                               ; preds = %2
  store i32 1, ptr %3, align 4
  br label %60

60:                                               ; preds = %59, %58, %56
  %61 = load i32, ptr %3, align 4
  ret i32 %61

62:                                               ; preds = %55, %35
  %63 = load ptr, ptr %9, align 8
  %64 = load i32, ptr %10, align 4
  %65 = insertvalue { ptr, i32 } poison, ptr %63, 0
  %66 = insertvalue { ptr, i32 } %65, i32 %64, 1
  resume { ptr, i32 } %66
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10CompressorC2Ev(ptr noundef nonnull align 8 dereferenceable(1297)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10Compressor8CompressENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(1297), ptr noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10CompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1297)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN12DecompressorC2Ev(ptr noundef nonnull align 8 dereferenceable(1292)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN12Decompressor10DecompressENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(1292), ptr noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN12DecompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1292)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!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"

%class.Compressor = type <{ %"class.std::__cxx11::basic_string", %"class.std::basic_fstream", %"class.std::__cxx11::basic_string", %"class.std::basic_fstream", %"class.std::vector", %"class.std::map", %"class.std::vector.7", %"class.std::__cxx11::basic_string", i8, [7 x i8], %"class.std::bitset", %"class.std::__cxx11::basic_string", i8, [7 x i8] }>
%"class.std::basic_fstream" = type { %"class.std::basic_iostream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.0 }
%union.anon.0 = type { i32 }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<Compressor::DictionaryWord, std::allocator<Compressor::DictionaryWord>>::_Vector_impl" }
%"struct.std::_Vector_base<Compressor::DictionaryWord, std::allocator<Compressor::DictionaryWord>>::_Vector_impl" = type { %"struct.std::_Vector_base<Compressor::DictionaryWord, std::allocator<Compressor::DictionaryWord>>::_Vector_impl_data" }
%"struct.std::_Vector_base<Compressor::DictionaryWord, std::allocator<Compressor::DictionaryWord>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::bitset<32>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::bitset<32>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::bitset<32>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::bitset<32>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector.7" = type { %"struct.std::_Vector_base.8" }
%"struct.std::_Vector_base.8" = type { %"struct.std::_Vector_base<void (Compressor::*)(), std::allocator<void (Compressor::*)()>>::_Vector_impl" }
%"struct.std::_Vector_base<void (Compressor::*)(), std::allocator<void (Compressor::*)()>>::_Vector_impl" = type { %"struct.std::_Vector_base<void (Compressor::*)(), std::allocator<void (Compressor::*)()>>::_Vector_impl_data" }
%"struct.std::_Vector_base<void (Compressor::*)(), std::allocator<void (Compressor::*)()>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::bitset" = type { %"struct.std::_Base_bitset" }
%"struct.std::_Base_bitset" = type { i64 }
%"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::allocator" = type { i8 }
%class.Decompressor = type <{ %"class.std::__cxx11::basic_string", %"class.std::basic_fstream", %"class.std::__cxx11::basic_string", %"class.std::basic_fstream", %"class.std::map.12", %"class.std::map.17", i32, [4 x i8], %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", i32, [4 x i8] }>
%"class.std::map.12" = type { %"class.std::_Rb_tree.13" }
%"class.std::_Rb_tree.13" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"class.std::map.17" = type { %"class.std::_Rb_tree.18" }
%"class.std::_Rb_tree.18" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::pair<int, int>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::pair<int, int>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, std::pair<int, int>>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, std::pair<int, int>>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }

@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [15 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef range(i32 0, 2) i32 @main(i32 noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %class.Compressor, align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca %class.Decompressor, align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::allocator", align 1
  %9 = icmp eq i32 %0, 2
  br i1 %9, label %10, label %30

10:                                               ; preds = %2
  %11 = getelementptr inbounds i8, ptr %1, i64 8
  %12 = load ptr, ptr %11, align 8, !tbaa !5
  %13 = load i8, ptr %12, align 1, !tbaa !9
  switch i8 %13, label %30 [
    i8 49, label %14
    i8 50, label %22
  ]

14:                                               ; preds = %10
  call void @llvm.lifetime.start.p0(i64 1304, ptr nonnull %3) #4
  call void @_ZN10CompressorC2Ev(ptr noundef nonnull align 8 dereferenceable(1297) %3)
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull @.str, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %15 unwind label %17

15:                                               ; preds = %14
  invoke void @_ZN10Compressor8CompressENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(1297) %3, ptr noundef nonnull %4)
          to label %16 unwind label %19

16:                                               ; preds = %15
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  call void @_ZN10CompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1297) %3) #4
  call void @llvm.lifetime.end.p0(i64 1304, ptr nonnull %3) #4
  br label %30

17:                                               ; preds = %14
  %18 = landingpad { ptr, i32 }
          cleanup
  br label %21

19:                                               ; preds = %15
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #4
  br label %21

21:                                               ; preds = %19, %17
  %.pn11 = phi { ptr, i32 } [ %20, %19 ], [ %18, %17 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  call void @_ZN10CompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1297) %3) #4
  call void @llvm.lifetime.end.p0(i64 1304, ptr nonnull %3) #4
  br label %31

22:                                               ; preds = %10
  call void @llvm.lifetime.start.p0(i64 1296, ptr nonnull %6) #4
  call void @_ZN12DecompressorC2Ev(ptr noundef nonnull align 8 dereferenceable(1292) %6)
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull @.str.1, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %23 unwind label %25

23:                                               ; preds = %22
  invoke void @_ZN12Decompressor10DecompressENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(1292) %6, ptr noundef nonnull %7)
          to label %24 unwind label %27

24:                                               ; preds = %23
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #4
  call void @_ZN12DecompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1292) %6) #4
  call void @llvm.lifetime.end.p0(i64 1296, ptr nonnull %6) #4
  br label %30

25:                                               ; preds = %22
  %26 = landingpad { ptr, i32 }
          cleanup
  br label %29

27:                                               ; preds = %23
  %28 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #4
  br label %29

29:                                               ; preds = %27, %25
  %.pn = phi { ptr, i32 } [ %28, %27 ], [ %26, %25 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #4
  call void @_ZN12DecompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1292) %6) #4
  call void @llvm.lifetime.end.p0(i64 1296, ptr nonnull %6) #4
  br label %31

30:                                               ; preds = %2, %10, %16, %24
  %.08 = phi i32 [ 0, %16 ], [ 0, %24 ], [ 1, %10 ], [ 1, %2 ]
  ret i32 %.08

31:                                               ; preds = %29, %21
  %.pn11.pn = phi { ptr, i32 } [ %.pn11, %21 ], [ %.pn, %29 ]
  resume { ptr, i32 } %.pn11.pn
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10CompressorC2Ev(ptr noundef nonnull align 8 dereferenceable(1297)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10Compressor8CompressENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(1297), ptr noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10CompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1297)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN12DecompressorC2Ev(ptr noundef nonnull align 8 dereferenceable(1292)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN12Decompressor10DecompressENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(1292), ptr noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN12DecompressorD2Ev(ptr noundef nonnull align 8 dereferenceable(1292)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass