; LLVM IR from niessner/Matterport :: code/gaps/pkgs/R3Graphics/R3Light.ll (ZN7R3LightD2Ev)

; 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.R3Light = type <{ ptr, ptr, i32, [4 x i8], ptr, i32, [4 x i8], double, %class.RNRgb, i32, [4 x i8] }>
%class.RNRgb = type { [3 x double] }

@_ZTV7R3Light = external dso_local unnamed_addr constant { [20 x ptr] }, align 8
@stderr = external global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [47 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN7R3LightD2Ev(ptr noundef nonnull align 8 dereferenceable(76) %0) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 144) ({ [20 x ptr] }, ptr @_ZTV7R3Light, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %class.R3Light, ptr %3, i32 0, i32 9
  %5 = load i32, ptr %4, align 8, !tbaa !11
  %6 = icmp sgt i32 %5, 0
  br i1 %6, label %7, label %10

7:                                                ; preds = %1
  %8 = load ptr, ptr @stderr, align 8, !tbaa !5
  %9 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %8, ptr noundef @.str.2) #4
  br label %10

10:                                               ; preds = %7, %1
  %11 = getelementptr inbounds %class.R3Light, ptr %3, i32 0, i32 1
  %12 = load ptr, ptr %11, align 8, !tbaa !16
  %13 = icmp ne ptr %12, null
  br i1 %13, label %14, label %18

14:                                               ; preds = %10
  %15 = getelementptr inbounds %class.R3Light, ptr %3, i32 0, i32 1
  %16 = load ptr, ptr %15, align 8, !tbaa !16
  invoke void @_ZN7R3Scene11RemoveLightEP7R3Light(ptr noundef nonnull align 8 dereferenceable(352) %16, ptr noundef %3)
          to label %17 unwind label %26

17:                                               ; preds = %14
  br label %18

18:                                               ; preds = %17, %10
  %19 = getelementptr inbounds %class.R3Light, ptr %3, i32 0, i32 4
  %20 = load ptr, ptr %19, align 8, !tbaa !17
  %21 = icmp ne ptr %20, null
  br i1 %21, label %22, label %25

22:                                               ; preds = %18
  %23 = getelementptr inbounds %class.R3Light, ptr %3, i32 0, i32 4
  %24 = load ptr, ptr %23, align 8, !tbaa !17
  call void @free(ptr noundef %24) #4
  br label %25

25:                                               ; preds = %22, %18
  ret void

26:                                               ; preds = %14
  %27 = landingpad { ptr, i32 }
          catch ptr null
  %28 = extractvalue { ptr, i32 } %27, 0
  call void @__clang_call_terminate(ptr %28) #5
  unreachable
}

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #1

declare void @_ZN7R3Scene11RemoveLightEP7R3Light(ptr noundef nonnull align 8 dereferenceable(352), ptr noundef) #2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) #3

; Function Attrs: nounwind
declare void @free(ptr noundef) #1

attributes #0 = { 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 #1 = { 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 #2 = { "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 = { noinline noreturn nounwind uwtable "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 #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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !13, i64 72}
!12 = !{!"_ZTS7R3Light", !6, i64 8, !13, i64 16, !6, i64 24, !13, i64 32, !14, i64 40, !15, i64 48, !13, i64 72}
!13 = !{!"int", !7, i64 0}
!14 = !{!"double", !7, i64 0}
!15 = !{!"_ZTS5RNRgb", !7, i64 0}
!16 = !{!12, !6, i64 8}
!17 = !{!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"

@_ZTV7R3Light = external dso_local unnamed_addr constant { [20 x ptr] }, align 8
@stderr = external local_unnamed_addr global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [47 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN7R3LightD2Ev(ptr noundef nonnull align 8 dereferenceable(76) %0) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  store ptr getelementptr inbounds inrange(-16, 144) (i8, ptr @_ZTV7R3Light, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 72
  %3 = load i32, ptr %2, align 8, !tbaa !8
  %4 = icmp sgt i32 %3, 0
  br i1 %4, label %5, label %8

5:                                                ; preds = %1
  %6 = load ptr, ptr @stderr, align 8, !tbaa !15
  %7 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %6, ptr noundef nonnull @.str.2) #5
  br label %8

8:                                                ; preds = %5, %1
  %9 = getelementptr inbounds i8, ptr %0, i64 8
  %10 = load ptr, ptr %9, align 8, !tbaa !16
  %.not = icmp eq ptr %10, null
  br i1 %.not, label %12, label %11

11:                                               ; preds = %8
  invoke void @_ZN7R3Scene11RemoveLightEP7R3Light(ptr noundef nonnull align 8 dereferenceable(352) %10, ptr noundef nonnull %0)
          to label %12 unwind label %17

12:                                               ; preds = %11, %8
  %13 = getelementptr inbounds i8, ptr %0, i64 24
  %14 = load ptr, ptr %13, align 8, !tbaa !17
  %.not2 = icmp eq ptr %14, null
  br i1 %.not2, label %16, label %15

15:                                               ; preds = %12
  tail call void @free(ptr noundef nonnull %14) #6
  br label %16

16:                                               ; preds = %15, %12
  ret void

17:                                               ; preds = %11
  %18 = landingpad { ptr, i32 }
          catch ptr null
  %19 = extractvalue { ptr, i32 } %18, 0
  tail call void @__clang_call_terminate(ptr %19) #7
  unreachable
}

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #1

declare void @_ZN7R3Scene11RemoveLightEP7R3Light(ptr noundef nonnull align 8 dereferenceable(352), ptr noundef) local_unnamed_addr #2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #4

attributes #0 = { 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 #1 = { nofree 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 #2 = { "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 = { noinline noreturn nounwind uwtable "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 #4 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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 #5 = { cold nounwind }
attributes #6 = { nounwind }
attributes #7 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !12, i64 72}
!9 = !{!"_ZTS7R3Light", !10, i64 8, !12, i64 16, !10, i64 24, !12, i64 32, !13, i64 40, !14, i64 48, !12, i64 72}
!10 = !{!"any pointer", !11, i64 0}
!11 = !{!"omnipotent char", !7, i64 0}
!12 = !{!"int", !11, i64 0}
!13 = !{!"double", !11, i64 0}
!14 = !{!"_ZTS5RNRgb", !11, i64 0}
!15 = !{!10, !10, i64 0}
!16 = !{!9, !10, i64 8}
!17 = !{!9, !10, i64 24}


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