; LLVM IR from clibraries/array-algorithms :: test (impl)

; 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: nounwind uwtable
define dso_local ptr @intv_find_if_not(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) #0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store ptr %3, ptr %8, align 8, !tbaa !5
  br label %9

9:                                                ; preds = %20, %4
  %10 = load ptr, ptr %5, align 8, !tbaa !5
  %11 = load ptr, ptr %6, align 8, !tbaa !5
  %12 = icmp ne ptr %10, %11
  br i1 %12, label %13, label %23

13:                                               ; preds = %9
  %14 = load ptr, ptr %7, align 8, !tbaa !5
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = load ptr, ptr %8, align 8, !tbaa !5
  %17 = call i32 %14(ptr noundef %15, ptr noundef %16)
  %18 = icmp ne i32 %17, 0
  br i1 %18, label %20, label %19

19:                                               ; preds = %13
  br label %23

20:                                               ; preds = %13
  %21 = load ptr, ptr %5, align 8, !tbaa !5
  %22 = getelementptr inbounds i32, ptr %21, i32 1
  store ptr %22, ptr %5, align 8, !tbaa !5
  br label %9, !llvm.loop !9

23:                                               ; preds = %19, %9
  %24 = load ptr, ptr %5, align 8, !tbaa !5
  ret ptr %24
}

attributes #0 = { 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" }

!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 = distinct !{!9, !10}
!10 = !{!"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: nounwind uwtable
define dso_local ptr @intv_find_if_not(ptr noundef %0, ptr noundef readnone %1, ptr nocapture noundef readonly %2, ptr noundef %3) local_unnamed_addr #0 {
  %.not8 = icmp eq ptr %0, %1
  br i1 %.not8, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %4, %6
  %.09 = phi ptr [ %7, %6 ], [ %0, %4 ]
  %5 = tail call i32 %2(ptr noundef %.09, ptr noundef %3) #1
  %.not7 = icmp eq i32 %5, 0
  br i1 %.not7, label %._crit_edge, label %6

6:                                                ; preds = %.lr.ph
  %7 = getelementptr inbounds i8, ptr %.09, i64 4
  %.not = icmp eq ptr %7, %1
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !5

._crit_edge:                                      ; preds = %6, %.lr.ph, %4
  %.0.lcssa = phi ptr [ %0, %4 ], [ %.09, %.lr.ph ], [ %7, %6 ]
  ret ptr %.0.lcssa
}

attributes #0 = { 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 }

!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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


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