; LLVM IR from hoodoer/ENNEoS :: enneosEncoder (main)

; 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_ostream" = type { ptr, %"class.std::basic_ios" }
%"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::locale" = type { ptr }
%struct.timespec = type { i64, i64 }

@THREAD_READY = external dso_local global i8, align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.44 = external hidden unnamed_addr constant [70 x i8], align 1
@_ZZ4mainE9sleepTime = external hidden global %struct.timespec, align 8
@.str.45 = external hidden unnamed_addr constant [34 x i8], align 1
@.str.46 = external hidden unnamed_addr constant [59 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14chunkShellCodev() #0

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

; 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) #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #2

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

declare i32 @nanosleep(ptr noundef, ptr noundef) #3

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_Z17runThunkingThreadPv(ptr noundef) #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z15runPuppetMasterv() #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14parseArgumentsiPPc(i32 noundef, ptr noundef) #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z13signalHandleri(i32 noundef) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z20calcInputOutputCountv() #4

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) #5 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca [5 x i64], align 16
  %7 = alloca i32, align 4
  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
  %8 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.44)
  %9 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %10 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i64 0, ptr @_ZZ4mainE9sleepTime, align 8, !tbaa !11
  store i64 100, ptr getelementptr inbounds (%struct.timespec, ptr @_ZZ4mainE9sleepTime, i32 0, i32 1), align 8, !tbaa !14
  %11 = load i32, ptr %4, align 4, !tbaa !5
  %12 = load ptr, ptr %5, align 8, !tbaa !9
  call void @_Z14parseArgumentsiPPc(i32 noundef %11, ptr noundef %12)
  call void @_Z14chunkShellCodev()
  call void @_Z20calcInputOutputCountv()
  %13 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef @.str.45)
  %15 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @_Z18initPosixSemaphorev()
  %16 = call ptr @signal(i32 noundef 2, ptr noundef @_Z13signalHandleri) #7
  call void @llvm.lifetime.start.p0(i64 40, ptr %6) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %17

17:                                               ; preds = %33, %2
  %18 = load i32, ptr %7, align 4, !tbaa !5
  %19 = icmp slt i32 %18, 5
  br i1 %19, label %21, label %20

20:                                               ; preds = %17
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %36

21:                                               ; preds = %17
  store i8 0, ptr @THREAD_READY, align 1, !tbaa !15
  %22 = load i32, ptr %7, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [5 x i64], ptr %6, i64 0, i64 %23
  %25 = call i32 @pthread_create(ptr noundef %24, ptr noundef null, ptr noundef @_Z17runThunkingThreadPv, ptr noundef %7) #7
  br label %26

26:                                               ; preds = %30, %21
  %27 = load i8, ptr @THREAD_READY, align 1, !tbaa !15, !range !17, !noundef !18
  %28 = trunc i8 %27 to i1
  %29 = xor i1 %28, true
  br i1 %29, label %30, label %32

30:                                               ; preds = %26
  %31 = call i32 @nanosleep(ptr noundef @_ZZ4mainE9sleepTime, ptr noundef null)
  br label %26, !llvm.loop !19

32:                                               ; preds = %26
  br label %33

33:                                               ; preds = %32
  %34 = load i32, ptr %7, align 4, !tbaa !5
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %7, align 4, !tbaa !5
  br label %17, !llvm.loop !21

36:                                               ; preds = %20
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.46)
  %38 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %37, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @_Z15runPuppetMasterv()
  call void @_Z14closeSemaphorev()
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #7
  ret i32 0
}

declare void @_Z18initPosixSemaphorev() #3

; Function Attrs: nounwind
declare ptr @signal(i32 noundef, ptr noundef) #6

; Function Attrs: nounwind
declare i32 @pthread_create(ptr noundef, ptr noundef, ptr noundef, ptr noundef) #6

declare void @_Z14closeSemaphorev() #3

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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" }
attributes #3 = { "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 = { 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 #5 = { 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 #6 = { nounwind "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 #7 = { 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 = !{!12, !13, i64 0}
!12 = !{!"_ZTS8timespec", !13, i64 0, !13, i64 8}
!13 = !{!"long", !7, i64 0}
!14 = !{!12, !13, i64 8}
!15 = !{!16, !16, i64 0}
!16 = !{!"bool", !7, i64 0}
!17 = !{i8 0, i8 2}
!18 = !{}
!19 = distinct !{!19, !20}
!20 = !{!"llvm.loop.mustprogress"}
!21 = distinct !{!21, !20}


; 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_ostream" = type { ptr, %"class.std::basic_ios" }
%"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::locale" = type { ptr }
%struct.timespec = type { i64, i64 }

@THREAD_READY = external dso_local local_unnamed_addr global i8, align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.44 = external hidden unnamed_addr constant [70 x i8], align 1
@_ZZ4mainE9sleepTime = external hidden global %struct.timespec, align 8
@.str.45 = external hidden unnamed_addr constant [34 x i8], align 1
@.str.46 = external hidden unnamed_addr constant [59 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14chunkShellCodev() local_unnamed_addr #0

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

; 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 #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #2

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

declare i32 @nanosleep(ptr noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_Z17runThunkingThreadPv(ptr noundef) #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z15runPuppetMasterv() local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14parseArgumentsiPPc(i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z13signalHandleri(i32 noundef) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z20calcInputOutputCountv() local_unnamed_addr #4

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) local_unnamed_addr #5 {
  %3 = alloca [5 x i64], align 16
  %4 = alloca i32, align 4
  %5 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.44)
  %6 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %7 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i64 0, ptr @_ZZ4mainE9sleepTime, align 8, !tbaa !5
  store i64 100, ptr getelementptr inbounds (i8, ptr @_ZZ4mainE9sleepTime, i64 8), align 8, !tbaa !10
  tail call void @_Z14parseArgumentsiPPc(i32 noundef %0, ptr noundef %1)
  tail call void @_Z14chunkShellCodev()
  tail call void @_Z20calcInputOutputCountv()
  %8 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %9 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull @.str.45)
  %10 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  tail call void @_Z18initPosixSemaphorev()
  %11 = tail call ptr @signal(i32 noundef 2, ptr noundef nonnull @_Z13signalHandleri) #7
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #7
  store i32 0, ptr %4, align 4, !tbaa !11
  br label %15

12:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  %13 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.46)
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  call void @_Z15runPuppetMasterv()
  call void @_Z14closeSemaphorev()
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #7
  ret i32 0

15:                                               ; preds = %2, %._crit_edge
  %storemerge1 = phi i32 [ 0, %2 ], [ %25, %._crit_edge ]
  store i8 0, ptr @THREAD_READY, align 1, !tbaa !13
  %16 = sext i32 %storemerge1 to i64
  %17 = getelementptr inbounds [5 x i64], ptr %3, i64 0, i64 %16
  %18 = call i32 @pthread_create(ptr noundef nonnull %17, ptr noundef null, ptr noundef nonnull @_Z17runThunkingThreadPv, ptr noundef nonnull %4) #7
  %19 = load i8, ptr @THREAD_READY, align 1, !tbaa !13, !range !15, !noundef !16
  %20 = trunc nuw i8 %19 to i1
  br i1 %20, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %15, %.lr.ph
  %21 = call i32 @nanosleep(ptr noundef nonnull @_ZZ4mainE9sleepTime, ptr noundef null)
  %22 = load i8, ptr @THREAD_READY, align 1, !tbaa !13, !range !15, !noundef !16
  %23 = trunc nuw i8 %22 to i1
  br i1 %23, label %._crit_edge, label %.lr.ph, !llvm.loop !17

._crit_edge:                                      ; preds = %.lr.ph, %15
  %24 = load i32, ptr %4, align 4, !tbaa !11
  %25 = add nsw i32 %24, 1
  store i32 %25, ptr %4, align 4, !tbaa !11
  %26 = icmp slt i32 %24, 4
  br i1 %26, label %15, label %12, !llvm.loop !19
}

declare void @_Z18initPosixSemaphorev() local_unnamed_addr #3

; Function Attrs: nounwind
declare ptr @signal(i32 noundef, ptr noundef) local_unnamed_addr #6

; Function Attrs: nounwind
declare i32 @pthread_create(ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #6

declare void @_Z14closeSemaphorev() local_unnamed_addr #3

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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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" }
attributes #3 = { "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 = { 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 #5 = { 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 #6 = { nounwind "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 #7 = { 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, !7, i64 0}
!6 = !{!"_ZTS8timespec", !7, i64 0, !7, i64 8}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !7, i64 8}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !8, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"bool", !8, i64 0}
!15 = !{i8 0, i8 2}
!16 = !{}
!17 = distinct !{!17, !18}
!18 = !{!"llvm.loop.mustprogress"}
!19 = distinct !{!19, !18}


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