; LLVM IR from niessner/Matterport :: code/gaps/pkgs/RNBasics/RNType.ll (ZN11RNClassTypeC2EiPKc)

; 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.RNClassType = type { i32, ptr }

@.str.1 = external hidden unnamed_addr constant [41 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [88 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN11RNClassTypeC2EiPKc(ptr noundef nonnull align 8 dereferenceable(16) %0, i32 noundef %1, ptr noundef %2) unnamed_addr #0 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  store ptr %2, ptr %6, align 8, !tbaa !5
  %7 = load ptr, ptr %4, align 8
  %8 = load i32, ptr %5, align 4, !tbaa !9
  %9 = getelementptr inbounds %class.RNClassType, ptr %7, i32 0, i32 0
  store i32 %8, ptr %9, align 8, !tbaa !11
  %10 = load ptr, ptr %6, align 8, !tbaa !5
  %11 = icmp ne ptr %10, null
  br i1 %11, label %14, label %12

12:                                               ; preds = %3
  %13 = getelementptr inbounds %class.RNClassType, ptr %7, i32 0, i32 1
  store ptr null, ptr %13, align 8, !tbaa !13
  br label %29

14:                                               ; preds = %3
  %15 = load ptr, ptr %6, align 8, !tbaa !5
  %16 = call i64 @strlen(ptr noundef %15) #5
  %17 = add i64 %16, 1
  %18 = call noalias noundef nonnull ptr @_Znam(i64 noundef %17) #6
  %19 = getelementptr inbounds %class.RNClassType, ptr %7, i32 0, i32 1
  store ptr %18, ptr %19, align 8, !tbaa !13
  %20 = getelementptr inbounds %class.RNClassType, ptr %7, i32 0, i32 1
  %21 = load ptr, ptr %20, align 8, !tbaa !13
  %22 = icmp ne ptr %21, null
  br i1 %22, label %24, label %23

23:                                               ; preds = %14
  call void (ptr, ...) @_Z7RNAbortPKcz(ptr noundef @.str.1, ptr noundef @.str.2, i32 noundef 45, ptr noundef @.str.3)
  br label %24

24:                                               ; preds = %23, %14
  %25 = getelementptr inbounds %class.RNClassType, ptr %7, i32 0, i32 1
  %26 = load ptr, ptr %25, align 8, !tbaa !13
  %27 = load ptr, ptr %6, align 8, !tbaa !5
  %28 = call ptr @strcpy(ptr noundef %26, ptr noundef %27) #7
  br label %29

29:                                               ; preds = %24, %12
  ret void
}

; Function Attrs: nounwind willreturn memory(read)
declare i64 @strlen(ptr noundef) #1

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) #2

declare void @_Z7RNAbortPKcz(ptr noundef, ...) #3

; Function Attrs: nounwind
declare ptr @strcpy(ptr noundef, ptr noundef) #4

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 = { nounwind willreturn memory(read) "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 = { nobuiltin allocsize(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 = { "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 "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 = { nounwind willreturn memory(read) }
attributes #6 = { builtin allocsize(0) }
attributes #7 = { 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 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTS11RNClassType", !10, i64 0, !6, i64 8}
!13 = !{!12, !6, i64 8}


; 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 uwtable
define dso_local void @_ZN11RNClassTypeC2EiPKc(ptr nocapture noundef nonnull writeonly align 8 dereferenceable(16) %0, i32 noundef %1, ptr noundef readonly %2) unnamed_addr #0 align 2 {
  store i32 %1, ptr %0, align 8, !tbaa !5
  %.not = icmp eq ptr %2, null
  br i1 %.not, label %4, label %6

4:                                                ; preds = %3
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  store ptr null, ptr %5, align 8, !tbaa !11
  br label %12

6:                                                ; preds = %3
  %7 = tail call i64 @strlen(ptr noundef nonnull dereferenceable(1) %2) #4
  %8 = add i64 %7, 1
  %9 = tail call noalias noundef nonnull ptr @_Znam(i64 noundef %8) #5
  %10 = getelementptr inbounds i8, ptr %0, i64 8
  store ptr %9, ptr %10, align 8, !tbaa !11
  %11 = tail call ptr @strcpy(ptr noundef nonnull dereferenceable(1) %9, ptr noundef nonnull dereferenceable(1) %2) #6
  br label %12

12:                                               ; preds = %6, %4
  ret void
}

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i64 @strlen(ptr nocapture noundef) local_unnamed_addr #1

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: readwrite)
declare ptr @strcpy(ptr noalias noundef returned writeonly, ptr noalias nocapture noundef readonly) local_unnamed_addr #3

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 = { mustprogress nofree nounwind willreturn memory(argmem: read) "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 = { nobuiltin allocsize(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 = { mustprogress nofree nounwind willreturn memory(argmem: readwrite) "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 willreturn memory(read) }
attributes #5 = { builtin allocsize(0) }
attributes #6 = { 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 = !{!"_ZTS11RNClassType", !7, i64 0, !10, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !10, i64 8}


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