; LLVM IR from mncoppola/rpef :: utilities_src/squashfs2.1/lzma/C/7zip/Archive/7z_C (7zItem)

; 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._CArchiveDatabase = type { i32, ptr, ptr, ptr, i32, ptr, i32, ptr }
%struct._CFolder = type { i32, ptr, i32, ptr, i32, ptr, ptr, i32, i32, i32 }
%struct._CFileItem = type { i32, i32, ptr, i8, i8, i8, i8 }

; Function Attrs: nounwind uwtable
declare dso_local void @SzFolderFree(ptr noundef, ptr noundef) #0

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

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

; Function Attrs: nounwind uwtable
declare dso_local void @SzFileFree(ptr noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
declare dso_local void @SzArchiveDatabaseInit(ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local void @SzArchiveDatabaseFree(ptr noundef %0, ptr noundef %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  store i32 0, ptr %5, align 4, !tbaa !9
  br label %6

6:                                                ; preds = %20, %2
  %7 = load i32, ptr %5, align 4, !tbaa !9
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct._CArchiveDatabase, ptr %8, i32 0, i32 4
  %10 = load i32, ptr %9, align 8, !tbaa !11
  %11 = icmp ult i32 %7, %10
  br i1 %11, label %12, label %23

12:                                               ; preds = %6
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct._CArchiveDatabase, ptr %13, i32 0, i32 5
  %15 = load ptr, ptr %14, align 8, !tbaa !13
  %16 = load i32, ptr %5, align 4, !tbaa !9
  %17 = zext i32 %16 to i64
  %18 = getelementptr inbounds %struct._CFolder, ptr %15, i64 %17
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  call void @SzFolderFree(ptr noundef %18, ptr noundef %19)
  br label %20

20:                                               ; preds = %12
  %21 = load i32, ptr %5, align 4, !tbaa !9
  %22 = add i32 %21, 1
  store i32 %22, ptr %5, align 4, !tbaa !9
  br label %6, !llvm.loop !14

23:                                               ; preds = %6
  store i32 0, ptr %5, align 4, !tbaa !9
  br label %24

24:                                               ; preds = %38, %23
  %25 = load i32, ptr %5, align 4, !tbaa !9
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct._CArchiveDatabase, ptr %26, i32 0, i32 6
  %28 = load i32, ptr %27, align 8, !tbaa !16
  %29 = icmp ult i32 %25, %28
  br i1 %29, label %30, label %41

30:                                               ; preds = %24
  %31 = load ptr, ptr %3, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct._CArchiveDatabase, ptr %31, i32 0, i32 7
  %33 = load ptr, ptr %32, align 8, !tbaa !17
  %34 = load i32, ptr %5, align 4, !tbaa !9
  %35 = zext i32 %34 to i64
  %36 = getelementptr inbounds %struct._CFileItem, ptr %33, i64 %35
  %37 = load ptr, ptr %4, align 8, !tbaa !5
  call void @SzFileFree(ptr noundef %36, ptr noundef %37)
  br label %38

38:                                               ; preds = %30
  %39 = load i32, ptr %5, align 4, !tbaa !9
  %40 = add i32 %39, 1
  store i32 %40, ptr %5, align 4, !tbaa !9
  br label %24, !llvm.loop !18

41:                                               ; preds = %24
  %42 = load ptr, ptr %4, align 8, !tbaa !5
  %43 = load ptr, ptr %3, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct._CArchiveDatabase, ptr %43, i32 0, i32 1
  %45 = load ptr, ptr %44, align 8, !tbaa !19
  call void %42(ptr noundef %45)
  %46 = load ptr, ptr %4, align 8, !tbaa !5
  %47 = load ptr, ptr %3, align 8, !tbaa !5
  %48 = getelementptr inbounds %struct._CArchiveDatabase, ptr %47, i32 0, i32 2
  %49 = load ptr, ptr %48, align 8, !tbaa !20
  call void %46(ptr noundef %49)
  %50 = load ptr, ptr %4, align 8, !tbaa !5
  %51 = load ptr, ptr %3, align 8, !tbaa !5
  %52 = getelementptr inbounds %struct._CArchiveDatabase, ptr %51, i32 0, i32 3
  %53 = load ptr, ptr %52, align 8, !tbaa !21
  call void %50(ptr noundef %53)
  %54 = load ptr, ptr %4, align 8, !tbaa !5
  %55 = load ptr, ptr %3, align 8, !tbaa !5
  %56 = getelementptr inbounds %struct._CArchiveDatabase, ptr %55, i32 0, i32 5
  %57 = load ptr, ptr %56, align 8, !tbaa !13
  call void %54(ptr noundef %57)
  %58 = load ptr, ptr %4, align 8, !tbaa !5
  %59 = load ptr, ptr %3, align 8, !tbaa !5
  %60 = getelementptr inbounds %struct._CArchiveDatabase, ptr %59, i32 0, i32 7
  %61 = load ptr, ptr %60, align 8, !tbaa !17
  call void %58(ptr noundef %61)
  %62 = load ptr, ptr %3, align 8, !tbaa !5
  call void @SzArchiveDatabaseInit(ptr noundef %62)
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  ret void
}

attributes #0 = { 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 nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 32}
!12 = !{!"_CArchiveDatabase", !10, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !10, i64 32, !6, i64 40, !10, i64 48, !6, i64 56}
!13 = !{!12, !6, i64 40}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = !{!12, !10, i64 48}
!17 = !{!12, !6, i64 56}
!18 = distinct !{!18, !15}
!19 = !{!12, !6, i64 8}
!20 = !{!12, !6, i64 16}
!21 = !{!12, !6, 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._CFolder = type { i32, ptr, i32, ptr, i32, ptr, ptr, i32, i32, i32 }
%struct._CFileItem = type { i32, i32, ptr, i8, i8, i8, i8 }

; Function Attrs: nounwind uwtable
declare dso_local void @SzFolderFree(ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local void @SzFileFree(ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local void @SzArchiveDatabaseInit(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @SzArchiveDatabaseFree(ptr noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 32
  %4 = load i32, ptr %3, align 8, !tbaa !5
  %.not = icmp eq i32 %4, 0
  br i1 %.not, label %.preheader, label %.lr.ph

.lr.ph:                                           ; preds = %2
  %5 = getelementptr inbounds i8, ptr %0, i64 40
  br label %9

.preheader:                                       ; preds = %9, %2
  %6 = getelementptr inbounds i8, ptr %0, i64 48
  %7 = load i32, ptr %6, align 8, !tbaa !11
  %.not25 = icmp eq i32 %7, 0
  br i1 %.not25, label %._crit_edge, label %.lr.ph24

.lr.ph24:                                         ; preds = %.preheader
  %8 = getelementptr inbounds i8, ptr %0, i64 56
  br label %15

9:                                                ; preds = %.lr.ph, %9
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %9 ]
  %10 = load ptr, ptr %5, align 8, !tbaa !12
  %11 = getelementptr inbounds %struct._CFolder, ptr %10, i64 %indvars.iv
  tail call void @SzFolderFree(ptr noundef %11, ptr noundef %1)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %12 = load i32, ptr %3, align 8, !tbaa !5
  %13 = zext i32 %12 to i64
  %14 = icmp ult i64 %indvars.iv.next, %13
  br i1 %14, label %9, label %.preheader, !llvm.loop !13

15:                                               ; preds = %.lr.ph24, %15
  %indvars.iv27 = phi i64 [ 0, %.lr.ph24 ], [ %indvars.iv.next28, %15 ]
  %16 = load ptr, ptr %8, align 8, !tbaa !15
  %17 = getelementptr inbounds %struct._CFileItem, ptr %16, i64 %indvars.iv27
  tail call void @SzFileFree(ptr noundef %17, ptr noundef %1)
  %indvars.iv.next28 = add nuw nsw i64 %indvars.iv27, 1
  %18 = load i32, ptr %6, align 8, !tbaa !11
  %19 = zext i32 %18 to i64
  %20 = icmp ult i64 %indvars.iv.next28, %19
  br i1 %20, label %15, label %._crit_edge, !llvm.loop !16

._crit_edge:                                      ; preds = %15, %.preheader
  %21 = getelementptr inbounds i8, ptr %0, i64 8
  %22 = load ptr, ptr %21, align 8, !tbaa !17
  tail call void %1(ptr noundef %22) #1
  %23 = getelementptr inbounds i8, ptr %0, i64 16
  %24 = load ptr, ptr %23, align 8, !tbaa !18
  tail call void %1(ptr noundef %24) #1
  %25 = getelementptr inbounds i8, ptr %0, i64 24
  %26 = load ptr, ptr %25, align 8, !tbaa !19
  tail call void %1(ptr noundef %26) #1
  %27 = getelementptr inbounds i8, ptr %0, i64 40
  %28 = load ptr, ptr %27, align 8, !tbaa !12
  tail call void %1(ptr noundef %28) #1
  %29 = getelementptr inbounds i8, ptr %0, i64 56
  %30 = load ptr, ptr %29, align 8, !tbaa !15
  tail call void %1(ptr noundef %30) #1
  tail call void @SzArchiveDatabaseInit(ptr noundef nonnull %0)
  ret void
}

attributes #0 = { 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, !7, i64 32}
!6 = !{!"_CArchiveDatabase", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !7, i64 32, !10, i64 40, !7, i64 48, !10, i64 56}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 48}
!12 = !{!6, !10, i64 40}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = !{!6, !10, i64 56}
!16 = distinct !{!16, !14}
!17 = !{!6, !10, i64 8}
!18 = !{!6, !10, i64 16}
!19 = !{!6, !10, i64 24}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass