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

; 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.keep_rules::proguard_parser::Stats" = type { i64, i64, i64, i64 }
%"class.std::function" = type { %"class.std::_Function_base", ptr }
%"class.std::_Function_base" = type { %"union.std::_Any_data", ptr }
%"union.std::_Any_data" = type { %"union.std::_Nocopy_types" }
%"union.std::_Nocopy_types" = type { { i64, i64 } }
%class.anon = type { ptr, ptr, ptr }

declare i32 @__gxx_personality_v0(...)

; 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 uwtable
define dso_local void @_ZN10keep_rules15proguard_parser10parse_fileERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS_21ProguardConfigurationE(ptr dead_on_unwind noalias writable sret(%"struct.keep_rules::proguard_parser::Stats") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef %2) #1 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.std::function", align 8
  %7 = alloca %class.anon, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %1, ptr %4, align 8, !tbaa !5
  store ptr %2, ptr %5, align 8, !tbaa !5
  %10 = getelementptr inbounds %"struct.keep_rules::proguard_parser::Stats", ptr %0, i32 0, i32 0
  store i64 0, ptr %10, align 8, !tbaa !9
  %11 = getelementptr inbounds %"struct.keep_rules::proguard_parser::Stats", ptr %0, i32 0, i32 1
  store i64 0, ptr %11, align 8, !tbaa !12
  %12 = getelementptr inbounds %"struct.keep_rules::proguard_parser::Stats", ptr %0, i32 0, i32 2
  store i64 0, ptr %12, align 8, !tbaa !13
  %13 = getelementptr inbounds %"struct.keep_rules::proguard_parser::Stats", ptr %0, i32 0, i32 3
  store i64 0, ptr %13, align 8, !tbaa !14
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #4
  %15 = getelementptr inbounds %class.anon, ptr %7, i32 0, i32 0
  store ptr %0, ptr %15, align 8, !tbaa !5
  %16 = getelementptr inbounds %class.anon, ptr %7, i32 0, i32 1
  store ptr %5, ptr %16, align 8, !tbaa !5
  %17 = getelementptr inbounds %class.anon, ptr %7, i32 0, i32 2
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  store ptr %18, ptr %17, align 8, !tbaa !5
  call void @"_ZNSt8functionIFvPKcmEEC2IZN10keep_rules15proguard_parser10parse_fileERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS5_21ProguardConfigurationEE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(24) %7)
  invoke void @_ZN5redex23read_file_with_contentsERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt8functionIFvPKcmEEm(ptr noundef nonnull align 8 dereferenceable(32) %14, ptr noundef nonnull align 8 dereferenceable(32) %6, i64 noundef 65536)
          to label %19 unwind label %20

19:                                               ; preds = %3
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #4
  ret void

20:                                               ; preds = %3
  %21 = landingpad { ptr, i32 }
          cleanup
  %22 = extractvalue { ptr, i32 } %21, 0
  store ptr %22, ptr %8, align 8
  %23 = extractvalue { ptr, i32 } %21, 1
  store i32 %23, ptr %9, align 4
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #4
  br label %24

24:                                               ; preds = %20
  %25 = load ptr, ptr %8, align 8
  %26 = load i32, ptr %9, align 4
  %27 = insertvalue { ptr, i32 } poison, ptr %25, 0
  %28 = insertvalue { ptr, i32 } %27, i32 %26, 1
  resume { ptr, i32 } %28
}

declare void @_ZN5redex23read_file_with_contentsERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt8functionIFvPKcmEEm(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2

; Function Attrs: mustprogress uwtable
declare hidden void @"_ZNSt8functionIFvPKcmEEC2IZN10keep_rules15proguard_parser10parse_fileERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS5_21ProguardConfigurationEE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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 = !{!10, !11, i64 0}
!10 = !{!"_ZTSN10keep_rules15proguard_parser5StatsE", !11, i64 0, !11, i64 8, !11, i64 16, !11, i64 24}
!11 = !{!"long", !7, i64 0}
!12 = !{!10, !11, i64 8}
!13 = !{!10, !11, i64 16}
!14 = !{!10, !11, i64 24}


; 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.keep_rules::proguard_parser::Stats" = type { i64, i64, i64, i64 }
%"class.std::function" = type { %"class.std::_Function_base", ptr }
%"class.std::_Function_base" = type { %"union.std::_Any_data", ptr }
%"union.std::_Any_data" = type { %"union.std::_Nocopy_types" }
%"union.std::_Nocopy_types" = type { { i64, i64 } }
%class.anon = type { ptr, ptr, ptr }

declare i32 @__gxx_personality_v0(...)

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

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

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN10keep_rules15proguard_parser10parse_fileERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS_21ProguardConfigurationE(ptr dead_on_unwind noalias writable sret(%"struct.keep_rules::proguard_parser::Stats") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef %2) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::function", align 8
  %6 = alloca %class.anon, align 8
  store ptr %2, ptr %4, align 8, !tbaa !5
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %0, i8 0, i64 32, i1 false)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #5
  store ptr %0, ptr %6, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %6, i64 8
  store ptr %4, ptr %7, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %6, i64 16
  store ptr %1, ptr %8, align 8, !tbaa !5
  call void @"_ZNSt8functionIFvPKcmEEC2IZN10keep_rules15proguard_parser10parse_fileERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS5_21ProguardConfigurationEE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(24) %6)
  invoke void @_ZN5redex23read_file_with_contentsERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt8functionIFvPKcmEEm(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %5, i64 noundef 65536)
          to label %9 unwind label %10

9:                                                ; preds = %3
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #5
  ret void

10:                                               ; preds = %3
  %11 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #5
  resume { ptr, i32 } %11
}

declare void @_ZN5redex23read_file_with_contentsERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKSt8functionIFvPKcmEEm(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare hidden void @"_ZNSt8functionIFvPKcmEEC2IZN10keep_rules15proguard_parser10parse_fileERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS5_21ProguardConfigurationEE3$_0vEEOT_"(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt14_Function_baseD2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { 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"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,SROAPass,SimplifyCFGPass,TailCallElimPass