; LLVM IR from oxfordcontrol/Clarabel.cpp :: examples/c (example_callback)

; 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.ClarabelDefaultInfo_f64 = type { double, double, double, i32, double, double, double, double, double, double, double, double, double, double, i32, %struct.ClarabelLinearSolverInfo }
%struct.ClarabelLinearSolverInfo = type { i32, i32, i8, i32, i32, i32 }

@.str = external hidden unnamed_addr constant [34 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [7 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @custom_callback(ptr noundef %0) #0 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds %struct.ClarabelDefaultInfo_f64, ptr %4, i32 0, i32 3
  %6 = load i32, ptr %5, align 8, !tbaa !9
  %7 = call i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %6)
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = getelementptr inbounds %struct.ClarabelDefaultInfo_f64, ptr %8, i32 0, i32 3
  %10 = load i32, ptr %9, align 8, !tbaa !9
  %11 = icmp ult i32 %10, 3
  br i1 %11, label %12, label %14

12:                                               ; preds = %1
  %13 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  store i32 0, ptr %2, align 4
  br label %16

14:                                               ; preds = %1
  %15 = call i32 (ptr, ...) @printf(ptr noundef @.str.2)
  store i32 1, ptr %2, align 4
  br label %16

16:                                               ; preds = %14, %12
  %17 = load i32, ptr %2, align 4
  ret i32 %17
}

declare i32 @printf(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 = { "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, !12, i64 24}
!10 = !{!"ClarabelDefaultInfo_f64", !11, i64 0, !11, i64 8, !11, i64 16, !12, i64 24, !11, i64 32, !11, i64 40, !11, i64 48, !11, i64 56, !11, i64 64, !11, i64 72, !11, i64 80, !11, i64 88, !11, i64 96, !11, i64 104, !12, i64 112, !13, i64 116}
!11 = !{!"double", !7, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!"ClarabelLinearSolverInfo", !12, i64 0, !12, i64 4, !14, i64 8, !12, i64 12, !12, i64 16, !12, i64 20}
!14 = !{!"_Bool", !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"

@.str = external hidden unnamed_addr constant [34 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [7 x i8], align 1

; Function Attrs: nofree nounwind uwtable
define dso_local range(i32 0, 2) i32 @custom_callback(ptr nocapture noundef readonly %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 24
  %3 = load i32, ptr %2, align 8, !tbaa !5
  %4 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %3)
  %5 = load i32, ptr %2, align 8, !tbaa !5
  %6 = icmp ugt i32 %5, 2
  %.str.1..str.2 = select i1 %6, ptr @.str.2, ptr @.str.1
  %. = zext i1 %6 to i32
  %7 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) %.str.1..str.2)
  ret i32 %.
}

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

attributes #0 = { nofree 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 = { nofree 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" }

!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 = !{!"ClarabelDefaultInfo_f64", !7, i64 0, !7, i64 8, !7, i64 16, !10, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !7, i64 64, !7, i64 72, !7, i64 80, !7, i64 88, !7, i64 96, !7, i64 104, !10, i64 112, !11, i64 116}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"ClarabelLinearSolverInfo", !10, i64 0, !10, i64 4, !12, i64 8, !10, i64 12, !10, i64 16, !10, i64 20}
!12 = !{!"_Bool", !8, i64 0}


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