; LLVM IR from siconos/siconos :: externals/sort/test (stresstest)

; 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: nounwind uwtable
define dso_local i64 @find_next(ptr noundef %0, i64 noundef %1, i64 noundef %2, i32 noundef %3) #1 {
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i32, align 4
  %9 = alloca i64, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i64 %1, ptr %6, align 8, !tbaa !9
  store i64 %2, ptr %7, align 8, !tbaa !9
  store i32 %3, ptr %8, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #2
  %10 = load i64, ptr %6, align 8, !tbaa !9
  store i64 %10, ptr %9, align 8, !tbaa !9
  br label %11

11:                                               ; preds = %25, %4
  %12 = load i64, ptr %9, align 8, !tbaa !9
  %13 = load i64, ptr %7, align 8, !tbaa !9
  %14 = icmp slt i64 %12, %13
  br i1 %14, label %15, label %28

15:                                               ; preds = %11
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = load i64, ptr %9, align 8, !tbaa !9
  %18 = getelementptr inbounds ptr, ptr %16, i64 %17
  %19 = load ptr, ptr %18, align 8, !tbaa !5
  %20 = load i32, ptr %19, align 4, !tbaa !11
  %21 = load i32, ptr %8, align 4, !tbaa !11
  %22 = icmp eq i32 %20, %21
  br i1 %22, label %23, label %24

23:                                               ; preds = %15
  br label %28

24:                                               ; preds = %15
  br label %25

25:                                               ; preds = %24
  %26 = load i64, ptr %9, align 8, !tbaa !9
  %27 = add nsw i64 %26, 1
  store i64 %27, ptr %9, align 8, !tbaa !9
  br label %11, !llvm.loop !13

28:                                               ; preds = %23, %11
  %29 = load i64, ptr %9, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #2
  ret i64 %29
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, 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: nofree norecurse nosync nounwind memory(read, inaccessiblemem: none) uwtable
define dso_local i64 @find_next(ptr nocapture noundef readonly %0, i64 noundef %1, i64 noundef %2, i32 noundef %3) local_unnamed_addr #0 {
  %5 = icmp slt i64 %1, %2
  br i1 %5, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %4, %10
  %.07 = phi i64 [ %11, %10 ], [ %1, %4 ]
  %6 = getelementptr inbounds ptr, ptr %0, i64 %.07
  %7 = load ptr, ptr %6, align 8, !tbaa !5
  %8 = load i32, ptr %7, align 4, !tbaa !9
  %9 = icmp eq i32 %8, %3
  br i1 %9, label %._crit_edge, label %10

10:                                               ; preds = %.lr.ph
  %11 = add i64 %.07, 1
  %exitcond.not = icmp eq i64 %11, %2
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !11

._crit_edge:                                      ; preds = %10, %.lr.ph, %4
  %.0.lcssa = phi i64 [ %1, %4 ], [ %.07, %.lr.ph ], [ %2, %10 ]
  ret i64 %.0.lcssa
}

attributes #0 = { nofree norecurse nosync nounwind memory(read, inaccessiblemem: none) 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


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