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

; 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._sparseVector = type { i32, i32, i32, ptr, ptr }

; Function Attrs: nounwind uwtable
define dso_local void @freeVector(ptr noundef %0) #0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = icmp ne ptr %3, null
  br i1 %4, label %5, label %33

5:                                                ; preds = %1
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct._sparseVector, ptr %6, i32 0, i32 4
  %8 = load ptr, ptr %7, align 8, !tbaa !9
  %9 = icmp ne ptr %8, null
  br i1 %9, label %10, label %16

10:                                               ; preds = %5
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct._sparseVector, ptr %11, i32 0, i32 4
  %13 = load ptr, ptr %12, align 8, !tbaa !9
  call void @free(ptr noundef %13) #2
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct._sparseVector, ptr %14, i32 0, i32 4
  store ptr null, ptr %15, align 8, !tbaa !9
  br label %16

16:                                               ; preds = %10, %5
  %17 = load ptr, ptr %2, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct._sparseVector, ptr %17, i32 0, i32 3
  %19 = load ptr, ptr %18, align 8, !tbaa !12
  %20 = icmp ne ptr %19, null
  br i1 %20, label %21, label %27

21:                                               ; preds = %16
  %22 = load ptr, ptr %2, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct._sparseVector, ptr %22, i32 0, i32 3
  %24 = load ptr, ptr %23, align 8, !tbaa !12
  call void @free(ptr noundef %24) #2
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct._sparseVector, ptr %25, i32 0, i32 3
  store ptr null, ptr %26, align 8, !tbaa !12
  br label %27

27:                                               ; preds = %21, %16
  %28 = load ptr, ptr %2, align 8, !tbaa !5
  %29 = icmp ne ptr %28, null
  br i1 %29, label %30, label %32

30:                                               ; preds = %27
  %31 = load ptr, ptr %2, align 8, !tbaa !5
  call void @free(ptr noundef %31) #2
  store ptr null, ptr %2, align 8, !tbaa !5
  br label %32

32:                                               ; preds = %30, %27
  br label %33

33:                                               ; preds = %32, %1
  ret void
}

; Function Attrs: nounwind
declare void @free(ptr noundef) #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" }
attributes #1 = { nounwind "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, !6, i64 24}
!10 = !{!"_sparseVector", !11, i64 0, !11, i64 4, !11, i64 8, !6, i64 16, !6, i64 24}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !6, i64 16}


; 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 nounwind willreturn uwtable
define dso_local void @freeVector(ptr noundef %0) local_unnamed_addr #0 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %11, label %2

2:                                                ; preds = %1
  %3 = getelementptr inbounds i8, ptr %0, i64 24
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %.not11 = icmp eq ptr %4, null
  br i1 %.not11, label %6, label %5

5:                                                ; preds = %2
  tail call void @free(ptr noundef nonnull %4) #2
  store ptr null, ptr %3, align 8, !tbaa !5
  br label %6

6:                                                ; preds = %5, %2
  %7 = getelementptr inbounds i8, ptr %0, i64 16
  %8 = load ptr, ptr %7, align 8, !tbaa !11
  %.not12 = icmp eq ptr %8, null
  br i1 %.not12, label %10, label %9

9:                                                ; preds = %6
  tail call void @free(ptr noundef nonnull %8) #2
  br label %10

10:                                               ; preds = %6, %9
  tail call void @free(ptr noundef nonnull %0) #2
  br label %11

11:                                               ; preds = %10, %1
  ret void
}

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #1

attributes #0 = { mustprogress nounwind willreturn 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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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, !10, i64 24}
!6 = !{!"_sparseVector", !7, i64 0, !7, i64 4, !7, i64 8, !10, i64 16, !10, i64 24}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !10, i64 16}


; Effective O3 passes: CorrelatedValuePropagationPass,DSEPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass