; LLVM IR from AdaptiveCpp/AdaptiveCpp :: tests/pcuda (pcuda_test_suite)

; 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"

; 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
declare dso_local void @_ZN5boost9unit_test10test_suite3addEPNS0_9test_unitEmj(ptr noundef nonnull align 8 dereferenceable(384), ptr noundef, i64 noundef, i32 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5boost9unit_test10test_suite3addERKNS0_19test_unit_generatorEj(ptr noundef nonnull align 8 dereferenceable(384) %0, ptr noundef nonnull align 8 dereferenceable(8) %1, i32 noundef %2) #1 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  %8 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #2
  br label %9

9:                                                ; preds = %16, %3
  %10 = load ptr, ptr %5, align 8, !tbaa !5
  %11 = load ptr, ptr %10, align 8, !tbaa !11
  %12 = getelementptr inbounds ptr, ptr %11, i64 0
  %13 = load ptr, ptr %12, align 8
  %14 = call noundef ptr %13(ptr noundef nonnull align 8 dereferenceable(8) %10)
  store ptr %14, ptr %7, align 8, !tbaa !5
  %15 = icmp ne ptr %14, null
  br i1 %15, label %16, label %19

16:                                               ; preds = %9
  %17 = load ptr, ptr %7, align 8, !tbaa !5
  %18 = load i32, ptr %6, align 4, !tbaa !9
  call void @_ZN5boost9unit_test10test_suite3addEPNS0_9test_unitEmj(ptr noundef nonnull align 8 dereferenceable(384) %8, ptr noundef %17, i64 noundef 0, i32 noundef %18)
  br label %9, !llvm.loop !13

19:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #2
  ret void
}

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, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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
declare dso_local void @_ZN5boost9unit_test10test_suite3addEPNS0_9test_unitEmj(ptr noundef nonnull align 8 dereferenceable(384), ptr noundef, i64 noundef, i32 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5boost9unit_test10test_suite3addERKNS0_19test_unit_generatorEj(ptr noundef nonnull align 8 dereferenceable(384) %0, ptr noundef nonnull align 8 dereferenceable(8) %1, i32 noundef %2) local_unnamed_addr #0 align 2 {
  %4 = load ptr, ptr %1, align 8, !tbaa !5
  %5 = load ptr, ptr %4, align 8
  %6 = tail call noundef ptr %5(ptr noundef nonnull align 8 dereferenceable(8) %1)
  %.not3 = icmp eq ptr %6, null
  br i1 %.not3, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %3, %.lr.ph
  %7 = phi ptr [ %10, %.lr.ph ], [ %6, %3 ]
  tail call void @_ZN5boost9unit_test10test_suite3addEPNS0_9test_unitEmj(ptr noundef nonnull align 8 dereferenceable(384) %0, ptr noundef nonnull %7, i64 noundef 0, i32 noundef %2)
  %8 = load ptr, ptr %1, align 8, !tbaa !5
  %9 = load ptr, ptr %8, align 8
  %10 = tail call noundef ptr %9(ptr noundef nonnull align 8 dereferenceable(8) %1)
  %.not = icmp eq ptr %10, null
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !8

._crit_edge:                                      ; preds = %.lr.ph, %3
  ret void
}

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, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass