; LLVM IR from siconos/siconos :: externals/SOL/lumod-c (commonlib)

; 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
declare dso_local i32 @QS_sort(ptr noundef, i32 noundef, i32 noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @QS_finish(ptr noundef, i32 noundef, i32 noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
define dso_local zeroext i8 @QS_execute(ptr noundef %0, i32 noundef %1, ptr noundef %2, ptr noundef %3) #1 {
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store ptr %2, ptr %7, align 8, !tbaa !5
  store ptr %3, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #2
  store i32 0, ptr %9, align 4, !tbaa !9
  %10 = load i32, ptr %6, align 4, !tbaa !9
  %11 = icmp sle i32 %10, 1
  br i1 %11, label %12, label %13

12:                                               ; preds = %4
  br label %26

13:                                               ; preds = %4
  %14 = load i32, ptr %6, align 4, !tbaa !9
  %15 = add nsw i32 %14, -1
  store i32 %15, ptr %6, align 4, !tbaa !9
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = load i32, ptr %6, align 4, !tbaa !9
  %18 = load ptr, ptr %7, align 8, !tbaa !5
  %19 = call i32 @QS_sort(ptr noundef %16, i32 noundef 0, i32 noundef %17, ptr noundef %18)
  store i32 %19, ptr %9, align 4, !tbaa !9
  %20 = load ptr, ptr %5, align 8, !tbaa !5
  %21 = load i32, ptr %6, align 4, !tbaa !9
  %22 = load ptr, ptr %7, align 8, !tbaa !5
  %23 = call i32 @QS_finish(ptr noundef %20, i32 noundef 0, i32 noundef %21, ptr noundef %22)
  %24 = load i32, ptr %9, align 4, !tbaa !9
  %25 = add nsw i32 %24, %23
  store i32 %25, ptr %9, align 4, !tbaa !9
  br label %26

26:                                               ; preds = %13, %12
  %27 = load ptr, ptr %8, align 8, !tbaa !5
  %28 = icmp ne ptr %27, null
  br i1 %28, label %29, label %32

29:                                               ; preds = %26
  %30 = load i32, ptr %9, align 4, !tbaa !9
  %31 = load ptr, ptr %8, align 8, !tbaa !5
  store i32 %30, ptr %31, align 4, !tbaa !9
  br label %32

32:                                               ; preds = %29, %26
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #2
  ret i8 1
}

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 = !{!"int", !7, i64 0}


; 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
declare dso_local i32 @QS_sort(ptr noundef, i32 noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @QS_finish(ptr noundef, i32 noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local noundef zeroext i8 @QS_execute(ptr noundef %0, i32 noundef %1, ptr noundef %2, ptr noundef writeonly %3) local_unnamed_addr #0 {
  %5 = icmp slt i32 %1, 2
  br i1 %5, label %11, label %6

6:                                                ; preds = %4
  %7 = add nsw i32 %1, -1
  %8 = tail call i32 @QS_sort(ptr noundef %0, i32 noundef 0, i32 noundef %7, ptr noundef %2)
  %9 = tail call i32 @QS_finish(ptr noundef %0, i32 noundef 0, i32 noundef %7, ptr noundef %2)
  %10 = add nsw i32 %9, %8
  br label %11

11:                                               ; preds = %4, %6
  %.0 = phi i32 [ 0, %4 ], [ %10, %6 ]
  %.not = icmp eq ptr %3, null
  br i1 %.not, label %13, label %12

12:                                               ; preds = %11
  store i32 %.0, ptr %3, align 4, !tbaa !5
  br label %13

13:                                               ; preds = %12, %11
  ret i8 1
}

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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


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