; 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"

%union.union_u = type { %struct.struct_s }
%struct.struct_s = type { i32, i32, ptr, ptr, [10 x double] }
%struct.list6 = type { ptr, i64, i64, i32, ptr, ptr }

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #1

; Function Attrs: nounwind uwtable
declare dso_local zeroext i1 @l6_empty(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local zeroext i1 @l6_pop_at(ptr noundef %0, i64 noundef %1) #2 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca %union.union_u, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  %7 = load ptr, ptr %4, align 8, !tbaa !5
  %8 = call zeroext i1 @l6_empty(ptr noundef %7)
  br i1 %8, label %9, label %12

9:                                                ; preds = %2
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.list6, ptr %10, i32 0, i32 3
  store i32 2, ptr %11, align 8, !tbaa !11
  store i1 false, ptr %3, align 1
  br label %50

12:                                               ; preds = %2
  %13 = load i64, ptr %5, align 8, !tbaa !9
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.list6, ptr %14, i32 0, i32 2
  %16 = load i64, ptr %15, align 8, !tbaa !14
  %17 = icmp uge i64 %13, %16
  br i1 %17, label %18, label %21

18:                                               ; preds = %12
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.list6, ptr %19, i32 0, i32 3
  store i32 5, ptr %20, align 8, !tbaa !11
  store i1 false, ptr %3, align 1
  br label %50

21:                                               ; preds = %12
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  %23 = getelementptr inbounds %struct.list6, ptr %22, i32 0, i32 0
  %24 = load ptr, ptr %23, align 8, !tbaa !15
  %25 = load i64, ptr %5, align 8, !tbaa !9
  %26 = getelementptr inbounds %union.union_u, ptr %24, i64 %25
  %27 = load ptr, ptr %4, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct.list6, ptr %27, i32 0, i32 0
  %29 = load ptr, ptr %28, align 8, !tbaa !15
  %30 = load i64, ptr %5, align 8, !tbaa !9
  %31 = getelementptr inbounds %union.union_u, ptr %29, i64 %30
  %32 = getelementptr inbounds %union.union_u, ptr %31, i64 1
  %33 = load ptr, ptr %4, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.list6, ptr %33, i32 0, i32 2
  %35 = load i64, ptr %34, align 8, !tbaa !14
  %36 = load i64, ptr %5, align 8, !tbaa !9
  %37 = sub i64 %35, %36
  %38 = sub i64 %37, 1
  %39 = mul i64 %38, 104
  call void @llvm.memmove.p0.p0.i64(ptr align 8 %26, ptr align 8 %32, i64 %39, i1 false)
  %40 = load ptr, ptr %4, align 8, !tbaa !5
  %41 = getelementptr inbounds %struct.list6, ptr %40, i32 0, i32 0
  %42 = load ptr, ptr %41, align 8, !tbaa !15
  %43 = load ptr, ptr %4, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.list6, ptr %43, i32 0, i32 2
  %45 = load i64, ptr %44, align 8, !tbaa !14
  %46 = add i64 %45, -1
  store i64 %46, ptr %44, align 8, !tbaa !14
  %47 = getelementptr inbounds %union.union_u, ptr %42, i64 %46
  call void @llvm.memset.p0.i64(ptr align 8 %6, i8 0, i64 104, i1 false)
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %47, ptr align 8 %6, i64 104, i1 false), !tbaa.struct !16
  %48 = load ptr, ptr %4, align 8, !tbaa !5
  %49 = getelementptr inbounds %struct.list6, ptr %48, i32 0, i32 3
  store i32 0, ptr %49, align 8, !tbaa !11
  store i1 true, ptr %3, align 1
  br label %50

50:                                               ; preds = %21, %18, %9
  %51 = load i1, ptr %3, align 1
  ret i1 %51
}

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !13, i64 24}
!12 = !{!"list6", !6, i64 0, !10, i64 8, !10, i64 16, !13, i64 24, !6, i64 32, !6, i64 40}
!13 = !{!"int", !7, i64 0}
!14 = !{!12, !10, i64 16}
!15 = !{!12, !6, i64 0}
!16 = !{i64 0, i64 104, !17}
!17 = !{!7, !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"

%union.union_u = type { %struct.struct_s }
%struct.struct_s = type { i32, i32, ptr, ptr, [10 x double] }

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #0

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg) #1

; Function Attrs: nounwind uwtable
declare dso_local zeroext i1 @l6_empty(ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local noundef zeroext i1 @l6_pop_at(ptr noundef %0, i64 noundef %1) local_unnamed_addr #2 {
  %3 = tail call zeroext i1 @l6_empty(ptr noundef %0)
  br i1 %3, label %18, label %4

4:                                                ; preds = %2
  %5 = getelementptr inbounds i8, ptr %0, i64 16
  %6 = load i64, ptr %5, align 8, !tbaa !5
  %.not = icmp ugt i64 %6, %1
  br i1 %.not, label %7, label %18

7:                                                ; preds = %4
  %8 = load ptr, ptr %0, align 8, !tbaa !12
  %9 = getelementptr inbounds %union.union_u, ptr %8, i64 %1
  %10 = getelementptr inbounds i8, ptr %9, i64 104
  %11 = xor i64 %1, -1
  %12 = add i64 %6, %11
  %13 = mul i64 %12, 104
  tail call void @llvm.memmove.p0.p0.i64(ptr align 8 %9, ptr nonnull align 8 %10, i64 %13, i1 false)
  %14 = load ptr, ptr %0, align 8, !tbaa !12
  %15 = load i64, ptr %5, align 8, !tbaa !5
  %16 = add i64 %15, -1
  store i64 %16, ptr %5, align 8, !tbaa !5
  %17 = getelementptr inbounds %union.union_u, ptr %14, i64 %16
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(104) %17, i8 0, i64 104, i1 false)
  br label %18

18:                                               ; preds = %4, %2, %7
  %.sink = phi i32 [ 0, %7 ], [ 2, %2 ], [ 5, %4 ]
  %.0 = phi i1 [ true, %7 ], [ false, %2 ], [ false, %4 ]
  %19 = getelementptr inbounds i8, ptr %0, i64 24
  store i32 %.sink, ptr %19, align 8, !tbaa !13
  ret i1 %.0
}

attributes #0 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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, !10, i64 16}
!6 = !{!"list6", !7, i64 0, !10, 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 = !{!6, !7, i64 0}
!13 = !{!6, !11, i64 24}


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