; LLVM IR from wichue/nethello :: src/base (Logger)

; 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.chw::LogContext" = type { %"class.std::__cxx11::basic_ostringstream.base", i8, i32, i32, i32, %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string", %struct.timeval, i8, %"class.std::__cxx11::basic_string", %"class.std::basic_ios" }
%"class.std::__cxx11::basic_ostringstream.base" = type { %"class.std::basic_ostream.base", %"class.std::__cxx11::basic_stringbuf" }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%struct.timeval = type { i64, 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::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 }

@_ZN3chwL15LOG_CONST_TABLEE = external hidden global [5 x [3 x ptr]], align 16
@.str.10 = external hidden unnamed_addr constant [5 x i8], align 1
@stdout = external global ptr, align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZN3chw10LogContext3strB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(344)) #1 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 uwtable
define dso_local void @_ZN3chw10LogChannel6formatERKNS_6LoggerERSoRKSt10shared_ptrINS_10LogContextEEbb(ptr noundef nonnull align 8 dereferenceable(44) %0, ptr noundef nonnull align 8 dereferenceable(144) %1, ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(16) %3, i1 noundef zeroext %4, i1 noundef zeroext %5) unnamed_addr #1 align 2 {
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i8, align 1
  %12 = alloca i8, align 1
  store ptr %0, ptr %7, align 8, !tbaa !5
  store ptr %1, ptr %8, align 8, !tbaa !5
  store ptr %2, ptr %9, align 8, !tbaa !5
  store ptr %3, ptr %10, align 8, !tbaa !5
  %13 = zext i1 %4 to i8
  store i8 %13, ptr %11, align 1, !tbaa !9
  %14 = zext i1 %5 to i8
  store i8 %14, ptr %12, align 1, !tbaa !9
  %15 = load ptr, ptr %7, align 8
  %16 = load i8, ptr %12, align 1, !tbaa !9, !range !11, !noundef !12
  %17 = trunc i8 %16 to i1
  br i1 %17, label %24, label %18

18:                                               ; preds = %6
  %19 = load ptr, ptr %10, align 8, !tbaa !5
  %20 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %19) #4
  %21 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZN3chw10LogContext3strB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(344) %20)
  %22 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %21) #4
  br i1 %22, label %23, label %24

23:                                               ; preds = %18
  br label %68

24:                                               ; preds = %18, %6
  store i8 0, ptr %11, align 1, !tbaa !9
  %25 = load i8, ptr %11, align 1, !tbaa !9, !range !11, !noundef !12
  %26 = trunc i8 %25 to i1
  br i1 %26, label %27, label %38

27:                                               ; preds = %24
  %28 = load ptr, ptr %9, align 8, !tbaa !5
  %29 = load ptr, ptr %10, align 8, !tbaa !5
  %30 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %29) #4
  %31 = getelementptr inbounds %"class.chw::LogContext", ptr %30, i32 0, i32 2
  %32 = load i32, ptr %31, align 4, !tbaa !13
  %33 = zext i32 %32 to i64
  %34 = getelementptr inbounds [5 x [3 x ptr]], ptr @_ZN3chwL15LOG_CONST_TABLEE, i64 0, i64 %33
  %35 = getelementptr inbounds [3 x ptr], ptr %34, i64 0, i64 1
  %36 = load ptr, ptr %35, align 8, !tbaa !5
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %28, ptr noundef %36)
  br label %38

38:                                               ; preds = %27, %24
  %39 = load ptr, ptr %9, align 8, !tbaa !5
  %40 = load ptr, ptr %10, align 8, !tbaa !5
  %41 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %40) #4
  %42 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZN3chw10LogContext3strB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(344) %41)
  %43 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %39, ptr noundef nonnull align 8 dereferenceable(32) %42)
  %44 = load i8, ptr %11, align 1, !tbaa !9, !range !11, !noundef !12
  %45 = trunc i8 %44 to i1
  br i1 %45, label %46, label %49

46:                                               ; preds = %38
  %47 = load ptr, ptr %9, 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.10)
  br label %49

49:                                               ; preds = %46, %38
  %50 = load ptr, ptr %10, align 8, !tbaa !5
  %51 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %50) #4
  %52 = getelementptr inbounds %"class.chw::LogContext", ptr %51, i32 0, i32 4
  %53 = load i32, ptr %52, align 4, !tbaa !27
  %54 = icmp sgt i32 %53, 1
  br i1 %54, label %55, label %56

55:                                               ; preds = %49
  br label %56

56:                                               ; preds = %55, %49
  %57 = load ptr, ptr %10, align 8, !tbaa !5
  %58 = call noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %57) #4
  %59 = getelementptr inbounds %"class.chw::LogContext", ptr %58, i32 0, i32 1
  %60 = load i8, ptr %59, align 8, !tbaa !28, !range !11, !noundef !12
  %61 = trunc i8 %60 to i1
  br i1 %61, label %62, label %65

62:                                               ; preds = %56
  %63 = load ptr, ptr %9, align 8, !tbaa !5
  %64 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %63, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %68

65:                                               ; preds = %56
  %66 = load ptr, ptr @stdout, align 8, !tbaa !5
  %67 = call i32 @fflush(ptr noundef %66)
  br label %68

68:                                               ; preds = %65, %62, %23
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; 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: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #1 align 2

declare i32 @fflush(ptr noundef) #3

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 = { 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 = { 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 = { 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, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = !{!14, !24, i64 116}
!14 = !{!"_ZTSN3chw10LogContextE", !15, i64 0, !10, i64 112, !24, i64 116, !25, i64 120, !25, i64 124, !21, i64 128, !21, i64 160, !21, i64 192, !21, i64 224, !21, i64 256, !26, i64 288, !10, i64 304, !21, i64 312}
!15 = !{!"_ZTSNSt7__cxx1119basic_ostringstreamIcSt11char_traitsIcESaIcEEE", !16, i64 0, !17, i64 8}
!16 = !{!"_ZTSSo"}
!17 = !{!"_ZTSNSt7__cxx1115basic_stringbufIcSt11char_traitsIcESaIcEEE", !18, i64 0, !20, i64 64, !21, i64 72}
!18 = !{!"_ZTSSt15basic_streambufIcSt11char_traitsIcEE", !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !19, i64 56}
!19 = !{!"_ZTSSt6locale", !6, i64 0}
!20 = !{!"_ZTSSt13_Ios_Openmode", !7, i64 0}
!21 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !22, i64 0, !23, i64 8, !7, i64 16}
!22 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!23 = !{!"long", !7, i64 0}
!24 = !{!"_ZTSN3chw8LogLevelE", !7, i64 0}
!25 = !{!"int", !7, i64 0}
!26 = !{!"_ZTS7timeval", !23, i64 0, !23, i64 8}
!27 = !{!14, !25, i64 124}
!28 = !{!14, !10, i64 112}


; 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"

@stdout = external local_unnamed_addr global ptr, align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZN3chw10LogContext3strB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(344)) local_unnamed_addr #1 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 uwtable
define dso_local void @_ZN3chw10LogChannel6formatERKNS_6LoggerERSoRKSt10shared_ptrINS_10LogContextEEbb(ptr nocapture noundef nonnull readnone align 8 dereferenceable(44) %0, ptr nocapture noundef nonnull readnone align 8 dereferenceable(144) %1, ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(16) %3, i1 noundef zeroext %4, i1 noundef zeroext %5) unnamed_addr #1 align 2 {
  br i1 %5, label %11, label %7

7:                                                ; preds = %6
  %8 = tail call noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %3) #4
  %9 = tail call noundef nonnull align 8 dereferenceable(32) ptr @_ZN3chw10LogContext3strB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(344) %8)
  %10 = tail call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #4
  br i1 %10, label %25, label %11

11:                                               ; preds = %6, %7
  %12 = tail call noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %3) #4
  %13 = tail call noundef nonnull align 8 dereferenceable(32) ptr @_ZN3chw10LogContext3strB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(344) %12)
  %14 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(32) %13)
  %15 = tail call noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %3) #4
  %16 = tail call noundef ptr @_ZNKSt19__shared_ptr_accessIN3chw10LogContextELN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %3) #4
  %17 = getelementptr inbounds i8, ptr %16, i64 112
  %18 = load i8, ptr %17, align 8, !tbaa !5, !range !23, !noundef !24
  %19 = trunc nuw i8 %18 to i1
  br i1 %19, label %20, label %22

20:                                               ; preds = %11
  %21 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %25

22:                                               ; preds = %11
  %23 = load ptr, ptr @stdout, align 8, !tbaa !25
  %24 = tail call i32 @fflush(ptr noundef %23)
  br label %25

25:                                               ; preds = %7, %22, %20
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) 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 #1 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @fflush(ptr nocapture noundef) local_unnamed_addr #3

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 = { 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 = { 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 = { nofree 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 #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, !19, i64 112}
!6 = !{!"_ZTSN3chw10LogContextE", !7, i64 0, !19, i64 112, !20, i64 116, !21, i64 120, !21, i64 124, !16, i64 128, !16, i64 160, !16, i64 192, !16, i64 224, !16, i64 256, !22, i64 288, !19, i64 304, !16, i64 312}
!7 = !{!"_ZTSNSt7__cxx1119basic_ostringstreamIcSt11char_traitsIcESaIcEEE", !8, i64 0, !9, i64 8}
!8 = !{!"_ZTSSo"}
!9 = !{!"_ZTSNSt7__cxx1115basic_stringbufIcSt11char_traitsIcESaIcEEE", !10, i64 0, !15, i64 64, !16, i64 72}
!10 = !{!"_ZTSSt15basic_streambufIcSt11char_traitsIcEE", !11, i64 8, !11, i64 16, !11, i64 24, !11, i64 32, !11, i64 40, !11, i64 48, !14, i64 56}
!11 = !{!"any pointer", !12, i64 0}
!12 = !{!"omnipotent char", !13, i64 0}
!13 = !{!"Simple C++ TBAA"}
!14 = !{!"_ZTSSt6locale", !11, i64 0}
!15 = !{!"_ZTSSt13_Ios_Openmode", !12, i64 0}
!16 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !17, i64 0, !18, i64 8, !12, i64 16}
!17 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !11, i64 0}
!18 = !{!"long", !12, i64 0}
!19 = !{!"bool", !12, i64 0}
!20 = !{!"_ZTSN3chw8LogLevelE", !12, i64 0}
!21 = !{!"int", !12, i64 0}
!22 = !{!"_ZTS7timeval", !18, i64 0, !18, i64 8}
!23 = !{i8 0, i8 2}
!24 = !{}
!25 = !{!11, !11, i64 0}


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