; LLVM IR from PaddlePaddle/Serving :: core/predictor/tools/ocrtools/clipper.ll (ZN10ClipperLib10RemoveEdgeEPNS_5TEdgeE)

; 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.ClipperLib::TEdge" = type { %"struct.ClipperLib::IntPoint", %"struct.ClipperLib::IntPoint", %"struct.ClipperLib::IntPoint", double, i32, i32, i32, i32, i32, i32, ptr, ptr, ptr, ptr, ptr, ptr, ptr }
%"struct.ClipperLib::IntPoint" = type { i64, i64 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef ptr @_ZN10ClipperLib10RemoveEdgeEPNS_5TEdgeE(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8, !tbaa !5
  %5 = getelementptr inbounds %"struct.ClipperLib::TEdge", ptr %4, i32 0, i32 10
  %6 = load ptr, ptr %5, align 8, !tbaa !9
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = getelementptr inbounds %"struct.ClipperLib::TEdge", ptr %7, i32 0, i32 11
  %9 = load ptr, ptr %8, align 8, !tbaa !17
  %10 = getelementptr inbounds %"struct.ClipperLib::TEdge", ptr %9, i32 0, i32 10
  store ptr %6, ptr %10, align 8, !tbaa !9
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %"struct.ClipperLib::TEdge", ptr %11, i32 0, i32 11
  %13 = load ptr, ptr %12, align 8, !tbaa !17
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = getelementptr inbounds %"struct.ClipperLib::TEdge", ptr %14, i32 0, i32 10
  %16 = load ptr, ptr %15, align 8, !tbaa !9
  %17 = getelementptr inbounds %"struct.ClipperLib::TEdge", ptr %16, i32 0, i32 11
  store ptr %13, ptr %17, align 8, !tbaa !17
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #2
  %18 = load ptr, ptr %2, align 8, !tbaa !5
  %19 = getelementptr inbounds %"struct.ClipperLib::TEdge", ptr %18, i32 0, i32 10
  %20 = load ptr, ptr %19, align 8, !tbaa !9
  store ptr %20, ptr %3, align 8, !tbaa !5
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %"struct.ClipperLib::TEdge", ptr %21, i32 0, i32 11
  store ptr null, ptr %22, align 8, !tbaa !17
  %23 = load ptr, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #2
  ret ptr %23
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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++ TBAA"}
!9 = !{!10, !6, i64 80}
!10 = !{!"_ZTSN10ClipperLib5TEdgeE", !11, i64 0, !11, i64 16, !11, i64 32, !13, i64 48, !14, i64 56, !15, i64 60, !16, i64 64, !16, i64 68, !16, i64 72, !16, i64 76, !6, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !6, i64 120, !6, i64 128}
!11 = !{!"_ZTSN10ClipperLib8IntPointE", !12, i64 0, !12, i64 8}
!12 = !{!"long long", !7, i64 0}
!13 = !{!"double", !7, i64 0}
!14 = !{!"_ZTSN10ClipperLib8PolyTypeE", !7, i64 0}
!15 = !{!"_ZTSN10ClipperLib8EdgeSideE", !7, i64 0}
!16 = !{!"int", !7, i64 0}
!17 = !{!10, !6, i64 88}


; 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"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write, argmem: readwrite, inaccessiblemem: none) uwtable
define dso_local noundef ptr @_ZN10ClipperLib10RemoveEdgeEPNS_5TEdgeE(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 80
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 88
  %5 = load ptr, ptr %4, align 8, !tbaa !16
  %6 = getelementptr inbounds i8, ptr %5, i64 80
  store ptr %3, ptr %6, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %3, i64 88
  store ptr %5, ptr %7, align 8, !tbaa !16
  store ptr null, ptr %4, align 8, !tbaa !16
  ret ptr %3
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(write, argmem: readwrite, inaccessiblemem: none) 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" }

!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, !15, i64 80}
!6 = !{!"_ZTSN10ClipperLib5TEdgeE", !7, i64 0, !7, i64 16, !7, i64 32, !11, i64 48, !12, i64 56, !13, i64 60, !14, i64 64, !14, i64 68, !14, i64 72, !14, i64 76, !15, i64 80, !15, i64 88, !15, i64 96, !15, i64 104, !15, i64 112, !15, i64 120, !15, i64 128}
!7 = !{!"_ZTSN10ClipperLib8IntPointE", !8, i64 0, !8, i64 8}
!8 = !{!"long long", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"double", !9, i64 0}
!12 = !{!"_ZTSN10ClipperLib8PolyTypeE", !9, i64 0}
!13 = !{!"_ZTSN10ClipperLib8EdgeSideE", !9, i64 0}
!14 = !{!"int", !9, i64 0}
!15 = !{!"any pointer", !9, i64 0}
!16 = !{!6, !15, i64 88}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass