; LLVM IR from optframe/optframe :: include/OptFrame/Scanner++/legacy/Scanner.ll (ZN9scannerpp7ScannerD2Ev)

; 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.scannerpp::Scanner" = type { ptr, ptr, ptr, %"class.std::__cxx11::basic_string", i8, %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string" }
%"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] }

@_ZTVN9scannerpp7ScannerE = external dso_local unnamed_addr constant { [5 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN9scannerpp7ScannerD2Ev(ptr noundef nonnull align 8 dereferenceable(128) %0) unnamed_addr #0 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 24) ({ [5 x ptr] }, ptr @_ZTVN9scannerpp7ScannerE, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 2
  %5 = load ptr, ptr %4, align 8, !tbaa !11
  %6 = icmp ne ptr %5, null
  br i1 %6, label %7, label %18

7:                                                ; preds = %1
  %8 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 2
  %9 = load ptr, ptr %8, align 8, !tbaa !11
  %10 = icmp eq ptr %9, null
  br i1 %10, label %15, label %11

11:                                               ; preds = %7
  %12 = load ptr, ptr %9, align 8, !tbaa !9
  %13 = getelementptr inbounds ptr, ptr %12, i64 1
  %14 = load ptr, ptr %13, align 8
  call void %14(ptr noundef nonnull align 8 dereferenceable(48) %9) #1
  br label %15

15:                                               ; preds = %11, %7
  %16 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 2
  store ptr null, ptr %16, align 8, !tbaa !11
  %17 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 1
  store ptr null, ptr %17, align 8, !tbaa !17
  br label %18

18:                                               ; preds = %15, %1
  %19 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 1
  %20 = load ptr, ptr %19, align 8, !tbaa !17
  %21 = icmp ne ptr %20, null
  br i1 %21, label %22, label %35

22:                                               ; preds = %18
  %23 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 4
  %24 = load i8, ptr %23, align 8, !tbaa !18, !range !19, !noundef !20
  %25 = trunc i8 %24 to i1
  br i1 %25, label %26, label %35

26:                                               ; preds = %22
  %27 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 1
  %28 = load ptr, ptr %27, align 8, !tbaa !17
  %29 = icmp eq ptr %28, null
  br i1 %29, label %34, label %30

30:                                               ; preds = %26
  %31 = load ptr, ptr %28, align 8, !tbaa !9
  %32 = getelementptr inbounds ptr, ptr %31, i64 1
  %33 = load ptr, ptr %32, align 8
  call void %33(ptr noundef nonnull align 8 dereferenceable(16) %28) #1
  br label %34

34:                                               ; preds = %30, %26
  br label %35

35:                                               ; preds = %34, %22, %18
  %36 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %36) #1
  %37 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %37) #1
  %38 = getelementptr inbounds %"class.scannerpp::Scanner", ptr %3, i32 0, i32 3
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %38) #1
  ret void
}

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 = { 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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !6, i64 16}
!12 = !{!"_ZTSN9scannerpp7ScannerE", !6, i64 8, !6, i64 16, !13, i64 24, !16, i64 56, !13, i64 64, !13, i64 96}
!13 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !14, i64 0, !15, i64 8, !7, i64 16}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!15 = !{!"long", !7, i64 0}
!16 = !{!"bool", !7, i64 0}
!17 = !{!12, !6, i64 8}
!18 = !{!12, !16, i64 56}
!19 = !{i8 0, i8 2}
!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"

@_ZTVN9scannerpp7ScannerE = external dso_local unnamed_addr constant { [5 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN9scannerpp7ScannerD2Ev(ptr noundef nonnull align 8 dereferenceable(128) %0) unnamed_addr #0 align 2 {
  store ptr getelementptr inbounds inrange(-16, 24) (i8, ptr @_ZTVN9scannerpp7ScannerE, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 16
  %3 = load ptr, ptr %2, align 8, !tbaa !8
  %.not = icmp eq ptr %3, null
  br i1 %.not, label %8, label %.thread

.thread:                                          ; preds = %1
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %4, i64 8
  %6 = load ptr, ptr %5, align 8
  tail call void %6(ptr noundef nonnull align 8 dereferenceable(48) %3) #2
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %7, i8 0, i64 16, i1 false)
  br label %17

8:                                                ; preds = %1
  %.phi.trans.insert = getelementptr inbounds i8, ptr %0, i64 8
  %.pre = load ptr, ptr %.phi.trans.insert, align 8, !tbaa !16
  %.not2 = icmp eq ptr %.pre, null
  br i1 %.not2, label %17, label %9

9:                                                ; preds = %8
  %10 = getelementptr inbounds i8, ptr %0, i64 56
  %11 = load i8, ptr %10, align 8, !tbaa !17, !range !18, !noundef !19
  %12 = trunc nuw i8 %11 to i1
  br i1 %12, label %13, label %17

13:                                               ; preds = %9
  %14 = load ptr, ptr %.pre, align 8, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %14, i64 8
  %16 = load ptr, ptr %15, align 8
  tail call void %16(ptr noundef nonnull align 8 dereferenceable(16) %.pre) #2
  br label %17

17:                                               ; preds = %.thread, %13, %9, %8
  %18 = getelementptr inbounds i8, ptr %0, i64 96
  tail call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #2
  %19 = getelementptr inbounds i8, ptr %0, i64 64
  tail call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #2
  %20 = getelementptr inbounds i8, ptr %0, i64 24
  tail call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #2
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !10, i64 16}
!9 = !{!"_ZTSN9scannerpp7ScannerE", !10, i64 8, !10, i64 16, !12, i64 24, !15, i64 56, !12, i64 64, !12, i64 96}
!10 = !{!"any pointer", !11, i64 0}
!11 = !{!"omnipotent char", !7, i64 0}
!12 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !13, i64 0, !14, i64 8, !11, i64 16}
!13 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !10, i64 0}
!14 = !{!"long", !11, i64 0}
!15 = !{!"bool", !11, i64 0}
!16 = !{!9, !10, i64 8}
!17 = !{!9, !15, i64 56}
!18 = !{i8 0, i8 2}
!19 = !{}


; Effective O3 passes: BDCEPass,EarlyCSEPass,GVNPass,IPSCCPPass,InstCombinePass,JumpThreadingPass,MemCpyOptPass,SROAPass,SimplifyCFGPass,TailCallElimPass