; LLVM IR from MtSaka/library :: test/aoj/CGL/CGL_1_A.test.ll (ZN8geometry9intersectENS_7segmentES0_)

; 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.geometry::point" = type { x86_fp80, x86_fp80 }
%"struct.geometry::segment" = type { %"struct.geometry::point", %"struct.geometry::point" }

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef byval(%"struct.geometry::point") align 16, ptr noundef byval(%"struct.geometry::point") align 16, ptr noundef byval(%"struct.geometry::point") align 16) #0

; 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) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN8geometry9intersectENS_7segmentES0_(ptr noundef byval(%"struct.geometry::segment") align 16 %0, ptr noundef byval(%"struct.geometry::segment") align 16 %1) #0 {
  %3 = alloca %"struct.geometry::point", align 16
  %4 = alloca %"struct.geometry::point", align 16
  %5 = alloca %"struct.geometry::point", align 16
  %6 = alloca %"struct.geometry::point", align 16
  %7 = alloca %"struct.geometry::point", align 16
  %8 = alloca %"struct.geometry::point", align 16
  %9 = alloca %"struct.geometry::point", align 16
  %10 = alloca %"struct.geometry::point", align 16
  %11 = alloca %"struct.geometry::point", align 16
  %12 = alloca %"struct.geometry::point", align 16
  %13 = alloca %"struct.geometry::point", align 16
  %14 = alloca %"struct.geometry::point", align 16
  %15 = getelementptr inbounds %"struct.geometry::segment", ptr %0, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %3, ptr align 16 %15, i64 32, i1 false), !tbaa.struct !5
  %16 = getelementptr inbounds %"struct.geometry::segment", ptr %0, i32 0, i32 1
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %4, ptr align 16 %16, i64 32, i1 false), !tbaa.struct !5
  %17 = getelementptr inbounds %"struct.geometry::segment", ptr %1, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %5, ptr align 16 %17, i64 32, i1 false), !tbaa.struct !5
  %18 = call noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef byval(%"struct.geometry::point") align 16 %3, ptr noundef byval(%"struct.geometry::point") align 16 %4, ptr noundef byval(%"struct.geometry::point") align 16 %5)
  %19 = getelementptr inbounds %"struct.geometry::segment", ptr %0, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %6, ptr align 16 %19, i64 32, i1 false), !tbaa.struct !5
  %20 = getelementptr inbounds %"struct.geometry::segment", ptr %0, i32 0, i32 1
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %7, ptr align 16 %20, i64 32, i1 false), !tbaa.struct !5
  %21 = getelementptr inbounds %"struct.geometry::segment", ptr %1, i32 0, i32 1
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %8, ptr align 16 %21, i64 32, i1 false), !tbaa.struct !5
  %22 = call noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef byval(%"struct.geometry::point") align 16 %6, ptr noundef byval(%"struct.geometry::point") align 16 %7, ptr noundef byval(%"struct.geometry::point") align 16 %8)
  %23 = mul nsw i32 %18, %22
  %24 = icmp sle i32 %23, 0
  br i1 %24, label %25, label %36

25:                                               ; preds = %2
  %26 = getelementptr inbounds %"struct.geometry::segment", ptr %1, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %9, ptr align 16 %26, i64 32, i1 false), !tbaa.struct !5
  %27 = getelementptr inbounds %"struct.geometry::segment", ptr %1, i32 0, i32 1
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %10, ptr align 16 %27, i64 32, i1 false), !tbaa.struct !5
  %28 = getelementptr inbounds %"struct.geometry::segment", ptr %0, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %11, ptr align 16 %28, i64 32, i1 false), !tbaa.struct !5
  %29 = call noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef byval(%"struct.geometry::point") align 16 %9, ptr noundef byval(%"struct.geometry::point") align 16 %10, ptr noundef byval(%"struct.geometry::point") align 16 %11)
  %30 = getelementptr inbounds %"struct.geometry::segment", ptr %1, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %12, ptr align 16 %30, i64 32, i1 false), !tbaa.struct !5
  %31 = getelementptr inbounds %"struct.geometry::segment", ptr %1, i32 0, i32 1
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %13, ptr align 16 %31, i64 32, i1 false), !tbaa.struct !5
  %32 = getelementptr inbounds %"struct.geometry::segment", ptr %0, i32 0, i32 1
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %14, ptr align 16 %32, i64 32, i1 false), !tbaa.struct !5
  %33 = call noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef byval(%"struct.geometry::point") align 16 %12, ptr noundef byval(%"struct.geometry::point") align 16 %13, ptr noundef byval(%"struct.geometry::point") align 16 %14)
  %34 = mul nsw i32 %29, %33
  %35 = icmp sle i32 %34, 0
  br label %36

36:                                               ; preds = %25, %2
  %37 = phi i1 [ false, %2 ], [ %35, %25 ]
  ret i1 %37
}

attributes #0 = { 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 #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }

!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 = !{i64 0, i64 16, !6, i64 16, i64 16, !6}
!6 = !{!7, !7, i64 0}
!7 = !{!"long double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}


; 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.geometry::point" = type { x86_fp80, x86_fp80 }
%"struct.geometry::segment" = type { %"struct.geometry::point", %"struct.geometry::point" }

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef byval(%"struct.geometry::point") align 16, ptr noundef byval(%"struct.geometry::point") align 16, ptr noundef byval(%"struct.geometry::point") align 16) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN8geometry9intersectENS_7segmentES0_(ptr nocapture noundef readonly byval(%"struct.geometry::segment") align 16 %0, ptr nocapture noundef readonly byval(%"struct.geometry::segment") align 16 %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 32
  %4 = tail call noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef nonnull byval(%"struct.geometry::point") align 16 %0, ptr noundef nonnull byval(%"struct.geometry::point") align 16 %3, ptr noundef nonnull byval(%"struct.geometry::point") align 16 %1)
  %5 = getelementptr inbounds i8, ptr %1, i64 32
  %6 = tail call noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef nonnull byval(%"struct.geometry::point") align 16 %0, ptr noundef nonnull byval(%"struct.geometry::point") align 16 %3, ptr noundef nonnull byval(%"struct.geometry::point") align 16 %5)
  %7 = mul nsw i32 %6, %4
  %8 = icmp slt i32 %7, 1
  br i1 %8, label %9, label %14

9:                                                ; preds = %2
  %10 = tail call noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef nonnull byval(%"struct.geometry::point") align 16 %1, ptr noundef nonnull byval(%"struct.geometry::point") align 16 %5, ptr noundef nonnull byval(%"struct.geometry::point") align 16 %0)
  %11 = tail call noundef i32 @_ZN8geometry3ccwENS_5pointES0_S0_(ptr noundef nonnull byval(%"struct.geometry::point") align 16 %1, ptr noundef nonnull byval(%"struct.geometry::point") align 16 %5, ptr noundef nonnull byval(%"struct.geometry::point") align 16 %3)
  %12 = mul nsw i32 %11, %10
  %13 = icmp slt i32 %12, 1
  br label %14

14:                                               ; preds = %9, %2
  %15 = phi i1 [ false, %2 ], [ %13, %9 ]
  ret i1 %15
}

attributes #0 = { 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" }

!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)"}


; Effective O3 passes: DSEPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,ReassociatePass,TailCallElimPass