; LLVM IR from pupnp/pupnp :: ixml/src (ixmlmembuf)

; 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.ixml_membuf = type { ptr, i64, i64, i64 }

@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [67 x i8], align 1
@__PRETTY_FUNCTION__.ixml_membuf_insert = external hidden unnamed_addr constant [68 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 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: nounwind uwtable
declare hidden i32 @ixml_membuf_set_size(ptr noundef, i64 noundef) #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; 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
define dso_local i32 @ixml_membuf_insert(ptr noundef %0, ptr noundef %1, i64 noundef %2, i64 noundef %3) #2 {
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store i64 %2, ptr %8, align 8, !tbaa !9
  store i64 %3, ptr %9, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  store i32 0, ptr %10, align 4, !tbaa !11
  %12 = load ptr, ptr %6, align 8, !tbaa !5
  %13 = icmp ne ptr %12, null
  br i1 %13, label %14, label %15

14:                                               ; preds = %4
  br label %16

15:                                               ; preds = %4
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 187, ptr noundef @__PRETTY_FUNCTION__.ixml_membuf_insert) #5
  unreachable

16:                                               ; preds = %14
  %17 = load i64, ptr %9, align 8, !tbaa !9
  %18 = load ptr, ptr %6, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.ixml_membuf, ptr %18, i32 0, i32 1
  %20 = load i64, ptr %19, align 8, !tbaa !13
  %21 = icmp ugt i64 %17, %20
  br i1 %21, label %22, label %23

22:                                               ; preds = %16
  store i32 1, ptr %5, align 4
  store i32 1, ptr %11, align 4
  br label %79

23:                                               ; preds = %16
  %24 = load ptr, ptr %7, align 8, !tbaa !5
  %25 = icmp eq ptr %24, null
  br i1 %25, label %29, label %26

26:                                               ; preds = %23
  %27 = load i64, ptr %8, align 8, !tbaa !9
  %28 = icmp eq i64 %27, 0
  br i1 %28, label %29, label %30

29:                                               ; preds = %26, %23
  store i32 0, ptr %5, align 4
  store i32 1, ptr %11, align 4
  br label %79

30:                                               ; preds = %26
  %31 = load ptr, ptr %6, align 8, !tbaa !5
  %32 = load ptr, ptr %6, align 8, !tbaa !5
  %33 = getelementptr inbounds %struct.ixml_membuf, ptr %32, i32 0, i32 1
  %34 = load i64, ptr %33, align 8, !tbaa !13
  %35 = load i64, ptr %8, align 8, !tbaa !9
  %36 = add i64 %34, %35
  %37 = call i32 @ixml_membuf_set_size(ptr noundef %31, i64 noundef %36)
  store i32 %37, ptr %10, align 4, !tbaa !11
  %38 = load i32, ptr %10, align 4, !tbaa !11
  %39 = icmp ne i32 %38, 0
  br i1 %39, label %40, label %42

40:                                               ; preds = %30
  %41 = load i32, ptr %10, align 4, !tbaa !11
  store i32 %41, ptr %5, align 4
  store i32 1, ptr %11, align 4
  br label %79

42:                                               ; preds = %30
  %43 = load ptr, ptr %6, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.ixml_membuf, ptr %43, i32 0, i32 0
  %45 = load ptr, ptr %44, align 8, !tbaa !15
  %46 = load i64, ptr %9, align 8, !tbaa !9
  %47 = getelementptr inbounds i8, ptr %45, i64 %46
  %48 = load i64, ptr %8, align 8, !tbaa !9
  %49 = getelementptr inbounds i8, ptr %47, i64 %48
  %50 = load ptr, ptr %6, align 8, !tbaa !5
  %51 = getelementptr inbounds %struct.ixml_membuf, ptr %50, i32 0, i32 0
  %52 = load ptr, ptr %51, align 8, !tbaa !15
  %53 = load i64, ptr %9, align 8, !tbaa !9
  %54 = getelementptr inbounds i8, ptr %52, i64 %53
  %55 = load ptr, ptr %6, align 8, !tbaa !5
  %56 = getelementptr inbounds %struct.ixml_membuf, ptr %55, i32 0, i32 1
  %57 = load i64, ptr %56, align 8, !tbaa !13
  %58 = load i64, ptr %9, align 8, !tbaa !9
  %59 = sub i64 %57, %58
  call void @llvm.memmove.p0.p0.i64(ptr align 1 %49, ptr align 1 %54, i64 %59, i1 false)
  %60 = load ptr, ptr %6, align 8, !tbaa !5
  %61 = getelementptr inbounds %struct.ixml_membuf, ptr %60, i32 0, i32 0
  %62 = load ptr, ptr %61, align 8, !tbaa !15
  %63 = load i64, ptr %9, align 8, !tbaa !9
  %64 = getelementptr inbounds i8, ptr %62, i64 %63
  %65 = load ptr, ptr %7, align 8, !tbaa !5
  %66 = load i64, ptr %8, align 8, !tbaa !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %64, ptr align 1 %65, i64 %66, i1 false)
  %67 = load i64, ptr %8, align 8, !tbaa !9
  %68 = load ptr, ptr %6, align 8, !tbaa !5
  %69 = getelementptr inbounds %struct.ixml_membuf, ptr %68, i32 0, i32 1
  %70 = load i64, ptr %69, align 8, !tbaa !13
  %71 = add i64 %70, %67
  store i64 %71, ptr %69, align 8, !tbaa !13
  %72 = load ptr, ptr %6, align 8, !tbaa !5
  %73 = getelementptr inbounds %struct.ixml_membuf, ptr %72, i32 0, i32 0
  %74 = load ptr, ptr %73, align 8, !tbaa !15
  %75 = load ptr, ptr %6, align 8, !tbaa !5
  %76 = getelementptr inbounds %struct.ixml_membuf, ptr %75, i32 0, i32 1
  %77 = load i64, ptr %76, align 8, !tbaa !13
  %78 = getelementptr inbounds i8, ptr %74, i64 %77
  store i8 0, ptr %78, align 1, !tbaa !16
  store i32 0, ptr %5, align 4
  store i32 1, ptr %11, align 4
  br label %79

79:                                               ; preds = %42, %40, %29, %22
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  %80 = load i32, ptr %5, align 4
  ret i32 %80
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #3

attributes #0 = { noreturn 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { nounwind }
attributes #5 = { noreturn 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 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !10, i64 8}
!14 = !{!"", !6, i64 0, !10, i64 8, !10, i64 16, !10, i64 24}
!15 = !{!14, !6, i64 0}
!16 = !{!7, !7, i64 0}


; 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"

@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [67 x i8], align 1
@__PRETTY_FUNCTION__.ixml_membuf_insert = external hidden unnamed_addr constant [68 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare hidden i32 @ixml_membuf_set_size(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @ixml_membuf_insert(ptr noundef %0, ptr noundef readonly %1, i64 noundef %2, i64 noundef %3) local_unnamed_addr #1 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %5, label %6

5:                                                ; preds = %4
  tail call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 187, ptr noundef nonnull @__PRETTY_FUNCTION__.ixml_membuf_insert) #3
  unreachable

6:                                                ; preds = %4
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  %8 = load i64, ptr %7, align 8, !tbaa !5
  %9 = icmp ult i64 %8, %3
  br i1 %9, label %28, label %10

10:                                               ; preds = %6
  %11 = icmp eq ptr %1, null
  %12 = icmp eq i64 %2, 0
  %or.cond = or i1 %11, %12
  br i1 %or.cond, label %28, label %13

13:                                               ; preds = %10
  %14 = add i64 %8, %2
  %15 = tail call i32 @ixml_membuf_set_size(ptr noundef nonnull %0, i64 noundef %14)
  %.not32 = icmp eq i32 %15, 0
  br i1 %.not32, label %16, label %28

16:                                               ; preds = %13
  %17 = load ptr, ptr %0, align 8, !tbaa !11
  %18 = getelementptr inbounds i8, ptr %17, i64 %3
  %19 = getelementptr inbounds i8, ptr %18, i64 %2
  %20 = load i64, ptr %7, align 8, !tbaa !5
  %21 = sub i64 %20, %3
  tail call void @llvm.memmove.p0.p0.i64(ptr align 1 %19, ptr align 1 %18, i64 %21, i1 false)
  %22 = load ptr, ptr %0, align 8, !tbaa !11
  %23 = getelementptr inbounds i8, ptr %22, i64 %3
  tail call void @llvm.memcpy.p0.p0.i64(ptr align 1 %23, ptr nonnull align 1 %1, i64 %2, i1 false)
  %24 = load i64, ptr %7, align 8, !tbaa !5
  %25 = add i64 %24, %2
  store i64 %25, ptr %7, align 8, !tbaa !5
  %26 = load ptr, ptr %0, align 8, !tbaa !11
  %27 = getelementptr inbounds i8, ptr %26, i64 %25
  store i8 0, ptr %27, align 1, !tbaa !12
  br label %28

28:                                               ; preds = %13, %10, %6, %16
  %.0 = phi i32 [ 0, %16 ], [ 1, %6 ], [ 0, %10 ], [ %15, %13 ]
  ret i32 %.0
}

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #2

attributes #0 = { noreturn 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 #1 = { 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 #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { noreturn 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, !10, i64 8}
!6 = !{!"", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!6, !7, i64 0}
!12 = !{!8, !8, i64 0}


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