; LLVM IR from Overload-Technologies/Overload :: Dependencies/assimp/code/PostProcessing (FindInvalidDataProcess)

; 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.aiAnimation = type { %struct.aiString, double, double, i32, ptr, i32, ptr, i32, ptr }
%struct.aiString = type { i32, [1024 x i8] }

; 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 uwtable
define dso_local void @_ZN6Assimp22FindInvalidDataProcess16ProcessAnimationEP11aiAnimation(ptr noundef nonnull align 8 dereferenceable(29) %0, ptr noundef %1) #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %6 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  store i32 0, ptr %5, align 4, !tbaa !9
  br label %7

7:                                                ; preds = %22, %2
  %8 = load i32, ptr %5, align 4, !tbaa !9
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.aiAnimation, ptr %9, i32 0, i32 3
  %11 = load i32, ptr %10, align 8, !tbaa !11
  %12 = icmp ult i32 %8, %11
  br i1 %12, label %14, label %13

13:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  br label %25

14:                                               ; preds = %7
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.aiAnimation, ptr %15, i32 0, i32 4
  %17 = load ptr, ptr %16, align 8, !tbaa !15
  %18 = load i32, ptr %5, align 4, !tbaa !9
  %19 = zext i32 %18 to i64
  %20 = getelementptr inbounds ptr, ptr %17, i64 %19
  %21 = load ptr, ptr %20, align 8, !tbaa !5
  call void @_ZN6Assimp22FindInvalidDataProcess23ProcessAnimationChannelEP10aiNodeAnim(ptr noundef nonnull align 8 dereferenceable(29) %6, ptr noundef %21)
  br label %22

22:                                               ; preds = %14
  %23 = load i32, ptr %5, align 4, !tbaa !9
  %24 = add i32 %23, 1
  store i32 %24, ptr %5, align 4, !tbaa !9
  br label %7, !llvm.loop !16

25:                                               ; preds = %13
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6Assimp22FindInvalidDataProcess23ProcessAnimationChannelEP10aiNodeAnim(ptr noundef nonnull align 8 dereferenceable(29), ptr noundef) #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 1048}
!12 = !{!"_ZTS11aiAnimation", !13, i64 0, !14, i64 1032, !14, i64 1040, !10, i64 1048, !6, i64 1056, !10, i64 1064, !6, i64 1072, !10, i64 1080, !6, i64 1088}
!13 = !{!"_ZTS8aiString", !10, i64 0, !7, i64 4}
!14 = !{!"double", !7, i64 0}
!15 = !{!12, !6, i64 1056}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}


; 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 @_ZN6Assimp22FindInvalidDataProcess16ProcessAnimationEP11aiAnimation(ptr noundef nonnull align 8 dereferenceable(29) %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 align 2 {
  %3 = getelementptr inbounds i8, ptr %1, i64 1048
  %4 = load i32, ptr %3, align 8, !tbaa !5
  %.not = icmp eq i32 %4, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2
  %5 = getelementptr inbounds i8, ptr %1, i64 1056
  br label %6

._crit_edge:                                      ; preds = %6, %2
  ret void

6:                                                ; preds = %.lr.ph, %6
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %6 ]
  %7 = load ptr, ptr %5, align 8, !tbaa !13
  %8 = getelementptr inbounds ptr, ptr %7, i64 %indvars.iv
  %9 = load ptr, ptr %8, align 8, !tbaa !14
  tail call void @_ZN6Assimp22FindInvalidDataProcess23ProcessAnimationChannelEP10aiNodeAnim(ptr noundef nonnull align 8 dereferenceable(29) %0, ptr noundef %9)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %10 = load i32, ptr %3, align 8, !tbaa !5
  %11 = zext i32 %10 to i64
  %12 = icmp ult i64 %indvars.iv.next, %11
  br i1 %12, label %6, label %._crit_edge, !llvm.loop !15
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6Assimp22FindInvalidDataProcess23ProcessAnimationChannelEP10aiNodeAnim(ptr noundef nonnull align 8 dereferenceable(29), ptr noundef) local_unnamed_addr #0 align 2

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)"}
!5 = !{!6, !8, i64 1048}
!6 = !{!"_ZTS11aiAnimation", !7, i64 0, !11, i64 1032, !11, i64 1040, !8, i64 1048, !12, i64 1056, !8, i64 1064, !12, i64 1072, !8, i64 1080, !12, i64 1088}
!7 = !{!"_ZTS8aiString", !8, i64 0, !9, i64 4}
!8 = !{!"int", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"double", !9, i64 0}
!12 = !{!"any pointer", !9, i64 0}
!13 = !{!6, !12, i64 1056}
!14 = !{!12, !12, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass