; LLVM IR from niessner/Matterport :: code/gaps/apps/mpview/mp.ll (ZN8MPPortalC2Ev)

; 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.R3Point = type { [3 x double] }
%struct.MPPortal = type { ptr, i32, [2 x ptr], [2 x i32], %class.R3Span, ptr }
%class.R3Span = type { %class.R3Ray, %class.R3Point, double }
%class.R3Ray = type { %class.R3Line }
%class.R3Line = type { %class.R3Point, %class.R3Vector }
%class.R3Vector = type { [3 x double] }

declare void @_ZN7R3PointC1Eddd(ptr noundef nonnull align 8 dereferenceable(24), double noundef, double noundef, double noundef) unnamed_addr #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

declare void @_ZN6R3SpanC1ERK7R3PointS2_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8MPPortalC2Ev(ptr noundef nonnull align 8 dereferenceable(128) %0) unnamed_addr #2 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca %class.R3Point, align 8
  %4 = alloca %class.R3Point, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %5 = load ptr, ptr %2, align 8
  %6 = getelementptr inbounds %struct.MPPortal, ptr %5, i32 0, i32 0
  store ptr null, ptr %6, align 8, !tbaa !9
  %7 = getelementptr inbounds %struct.MPPortal, ptr %5, i32 0, i32 1
  store i32 -1, ptr %7, align 8, !tbaa !18
  %8 = getelementptr inbounds %struct.MPPortal, ptr %5, i32 0, i32 4
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #3
  call void @_ZN7R3PointC1Eddd(ptr noundef nonnull align 8 dereferenceable(24) %3, double noundef 0.000000e+00, double noundef 0.000000e+00, double noundef 0.000000e+00)
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #3
  call void @_ZN7R3PointC1Eddd(ptr noundef nonnull align 8 dereferenceable(24) %4, double noundef 0.000000e+00, double noundef 0.000000e+00, double noundef 0.000000e+00)
  call void @_ZN6R3SpanC1ERK7R3PointS2_(ptr noundef nonnull align 8 dereferenceable(80) %8, ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(24) %4)
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #3
  %9 = getelementptr inbounds %struct.MPPortal, ptr %5, i32 0, i32 5
  store ptr null, ptr %9, align 8, !tbaa !19
  %10 = getelementptr inbounds %struct.MPPortal, ptr %5, i32 0, i32 2
  %11 = getelementptr inbounds [2 x ptr], ptr %10, i64 0, i64 1
  store ptr null, ptr %11, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.MPPortal, ptr %5, i32 0, i32 2
  %13 = getelementptr inbounds [2 x ptr], ptr %12, i64 0, i64 0
  store ptr null, ptr %13, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.MPPortal, ptr %5, i32 0, i32 3
  %15 = getelementptr inbounds [2 x i32], ptr %14, i64 0, i64 1
  store i32 -1, ptr %15, align 4, !tbaa !20
  %16 = getelementptr inbounds %struct.MPPortal, ptr %5, i32 0, i32 3
  %17 = getelementptr inbounds [2 x i32], ptr %16, i64 0, i64 0
  store i32 -1, ptr %17, align 8, !tbaa !20
  ret void
}

attributes #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 = { 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 #3 = { 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 0}
!10 = !{!"_ZTS8MPPortal", !6, i64 0, !11, i64 8, !7, i64 16, !7, i64 32, !12, i64 40, !6, i64 120}
!11 = !{!"int", !7, i64 0}
!12 = !{!"_ZTS6R3Span", !13, i64 0, !15, i64 48, !17, i64 72}
!13 = !{!"_ZTS5R3Ray", !14, i64 0}
!14 = !{!"_ZTS6R3Line", !15, i64 0, !16, i64 24}
!15 = !{!"_ZTS7R3Point", !7, i64 0}
!16 = !{!"_ZTS8R3Vector", !7, i64 0}
!17 = !{!"double", !7, i64 0}
!18 = !{!10, !11, i64 8}
!19 = !{!10, !6, i64 120}
!20 = !{!11, !11, 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"

%class.R3Point = type { [3 x double] }

declare void @_ZN7R3PointC1Eddd(ptr noundef nonnull align 8 dereferenceable(24), double noundef, double noundef, double noundef) unnamed_addr #0

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

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

declare void @_ZN6R3SpanC1ERK7R3PointS2_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8MPPortalC2Ev(ptr noundef nonnull align 8 dereferenceable(128) %0) unnamed_addr #2 align 2 {
  %2 = alloca %class.R3Point, align 8
  %3 = alloca %class.R3Point, align 8
  store ptr null, ptr %0, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  store i32 -1, ptr %4, align 8, !tbaa !17
  %5 = getelementptr inbounds i8, ptr %0, i64 40
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #4
  call void @_ZN7R3PointC1Eddd(ptr noundef nonnull align 8 dereferenceable(24) %2, double noundef 0.000000e+00, double noundef 0.000000e+00, double noundef 0.000000e+00)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #4
  call void @_ZN7R3PointC1Eddd(ptr noundef nonnull align 8 dereferenceable(24) %3, double noundef 0.000000e+00, double noundef 0.000000e+00, double noundef 0.000000e+00)
  call void @_ZN6R3SpanC1ERK7R3PointS2_(ptr noundef nonnull align 8 dereferenceable(80) %5, ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 8 dereferenceable(24) %3)
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #4
  %6 = getelementptr inbounds i8, ptr %0, i64 120
  store ptr null, ptr %6, align 8, !tbaa !18
  %7 = getelementptr inbounds i8, ptr %0, i64 16
  %8 = getelementptr inbounds i8, ptr %0, i64 32
  %9 = getelementptr inbounds i8, ptr %0, i64 36
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %7, i8 0, i64 16, i1 false)
  store i32 -1, ptr %9, align 4, !tbaa !19
  store i32 -1, ptr %8, align 8, !tbaa !19
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

attributes #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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { 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 0}
!6 = !{!"_ZTS8MPPortal", !7, i64 0, !10, i64 8, !8, i64 16, !8, i64 32, !11, i64 40, !7, i64 120}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"_ZTS6R3Span", !12, i64 0, !14, i64 48, !16, i64 72}
!12 = !{!"_ZTS5R3Ray", !13, i64 0}
!13 = !{!"_ZTS6R3Line", !14, i64 0, !15, i64 24}
!14 = !{!"_ZTS7R3Point", !8, i64 0}
!15 = !{!"_ZTS8R3Vector", !8, i64 0}
!16 = !{!"double", !8, i64 0}
!17 = !{!6, !10, i64 8}
!18 = !{!6, !7, i64 120}
!19 = !{!10, !10, i64 0}


; Effective O3 passes: EarlyCSEPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,SROAPass