; LLVM IR from LeoVen/C-Macro-Collections :: tests (types)

; 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.linkedlist0 = type { ptr, ptr, i64, i32, ptr, ptr }
%struct.linkedlist0_fval = type { ptr, ptr, ptr, ptr, ptr, ptr }
%struct.linkedlist0_node = type { ptr, ptr, ptr }

; 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 zeroext i1 @ll0_contains(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i8, align 1
  %6 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %7 = load ptr, ptr %3, align 8, !tbaa !5
  %8 = getelementptr inbounds %struct.linkedlist0, ptr %7, i32 0, i32 3
  store i32 0, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #2
  store i8 0, ptr %5, align 1, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.linkedlist0, ptr %9, i32 0, i32 0
  %11 = load ptr, ptr %10, align 8, !tbaa !15
  store ptr %11, ptr %6, align 8, !tbaa !5
  br label %12

12:                                               ; preds = %28, %2
  %13 = load ptr, ptr %6, align 8, !tbaa !5
  %14 = icmp ne ptr %13, null
  br i1 %14, label %15, label %32

15:                                               ; preds = %12
  %16 = load ptr, ptr %3, align 8, !tbaa !5
  %17 = getelementptr inbounds %struct.linkedlist0, ptr %16, i32 0, i32 4
  %18 = load ptr, ptr %17, align 8, !tbaa !16
  %19 = getelementptr inbounds %struct.linkedlist0_fval, ptr %18, i32 0, i32 0
  %20 = load ptr, ptr %19, align 8, !tbaa !17
  %21 = load ptr, ptr %6, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.linkedlist0_node, ptr %21, i32 0, i32 0
  %23 = load ptr, ptr %22, align 8, !tbaa !19
  %24 = load ptr, ptr %4, align 8, !tbaa !5
  %25 = call i32 %20(ptr noundef %23, ptr noundef %24)
  %26 = icmp eq i32 %25, 0
  br i1 %26, label %27, label %28

27:                                               ; preds = %15
  store i8 1, ptr %5, align 1, !tbaa !13
  br label %32

28:                                               ; preds = %15
  %29 = load ptr, ptr %6, align 8, !tbaa !5
  %30 = getelementptr inbounds %struct.linkedlist0_node, ptr %29, i32 0, i32 1
  %31 = load ptr, ptr %30, align 8, !tbaa !21
  store ptr %31, ptr %6, align 8, !tbaa !5
  br label %12, !llvm.loop !22

32:                                               ; preds = %27, %12
  %33 = load i8, ptr %5, align 1, !tbaa !13, !range !24, !noundef !25
  %34 = trunc i8 %33 to i1
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #2
  ret i1 %34
}

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, !12, i64 24}
!10 = !{!"linkedlist0", !6, i64 0, !6, i64 8, !11, i64 16, !12, i64 24, !6, i64 32, !6, i64 40}
!11 = !{!"long", !7, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"_Bool", !7, i64 0}
!15 = !{!10, !6, i64 0}
!16 = !{!10, !6, i64 32}
!17 = !{!18, !6, i64 0}
!18 = !{!"linkedlist0_fval", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!19 = !{!20, !6, i64 0}
!20 = !{!"linkedlist0_node", !6, i64 0, !6, i64 8, !6, i64 16}
!21 = !{!20, !6, i64 8}
!22 = distinct !{!22, !23}
!23 = !{!"llvm.loop.mustprogress"}
!24 = !{i8 0, i8 2}
!25 = !{}


; 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 noundef zeroext i1 @ll0_contains(ptr nocapture noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 24
  store i32 0, ptr %3, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 32
  %.08 = load ptr, ptr %0, align 8, !tbaa !12
  %.not9.not = icmp eq ptr %.08, null
  br i1 %.not9.not, label %._crit_edge, label %.lr.ph

5:                                                ; preds = %.lr.ph
  %6 = getelementptr inbounds i8, ptr %.010, i64 8
  %.0 = load ptr, ptr %6, align 8, !tbaa !12
  %.not.not = icmp eq ptr %.0, null
  br i1 %.not.not, label %._crit_edge, label %.lr.ph, !llvm.loop !13

.lr.ph:                                           ; preds = %2, %5
  %.010 = phi ptr [ %.0, %5 ], [ %.08, %2 ]
  %7 = load ptr, ptr %4, align 8, !tbaa !15
  %8 = load ptr, ptr %7, align 8, !tbaa !16
  %9 = load ptr, ptr %.010, align 8, !tbaa !18
  %10 = tail call i32 %8(ptr noundef %9, ptr noundef %1) #1
  %11 = icmp eq i32 %10, 0
  br i1 %11, label %._crit_edge, label %5

._crit_edge:                                      ; preds = %5, %.lr.ph, %2
  %.not.lcssa = phi i1 [ false, %2 ], [ %11, %.lr.ph ], [ %11, %5 ]
  ret i1 %.not.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 = !{!6, !11, i64 24}
!6 = !{!"linkedlist0", !7, i64 0, !7, i64 8, !10, i64 16, !11, i64 24, !7, i64 32, !7, i64 40}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!"int", !8, i64 0}
!12 = !{!7, !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = !{!6, !7, i64 32}
!16 = !{!17, !7, i64 0}
!17 = !{!"linkedlist0_fval", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40}
!18 = !{!19, !7, i64 0}
!19 = !{!"linkedlist0_node", !7, i64 0, !7, i64 8, !7, i64 16}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass