; LLVM IR from adventure-db/adventure :: lib/sds (sds)

; 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.sdshdr = type { i32, i32, [0 x i8] }

; Function Attrs: nounwind uwtable
define dso_local ptr @sdsnewlen(ptr noundef %0, i64 noundef %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = icmp ne ptr %8, null
  br i1 %9, label %10, label %15

10:                                               ; preds = %2
  %11 = load i64, ptr %5, align 8, !tbaa !9
  %12 = add i64 8, %11
  %13 = add i64 %12, 1
  %14 = call noalias ptr @malloc(i64 noundef %13) #6
  store ptr %14, ptr %6, align 8, !tbaa !5
  br label %20

15:                                               ; preds = %2
  %16 = load i64, ptr %5, align 8, !tbaa !9
  %17 = add i64 8, %16
  %18 = add i64 %17, 1
  %19 = call noalias ptr @calloc(i64 noundef %18, i64 noundef 1) #7
  store ptr %19, ptr %6, align 8, !tbaa !5
  br label %20

20:                                               ; preds = %15, %10
  %21 = load ptr, ptr %6, align 8, !tbaa !5
  %22 = icmp eq ptr %21, null
  br i1 %22, label %23, label %24

23:                                               ; preds = %20
  store ptr null, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %50

24:                                               ; preds = %20
  %25 = load i64, ptr %5, align 8, !tbaa !9
  %26 = trunc i64 %25 to i32
  %27 = load ptr, ptr %6, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct.sdshdr, ptr %27, i32 0, i32 0
  store i32 %26, ptr %28, align 4, !tbaa !11
  %29 = load ptr, ptr %6, align 8, !tbaa !5
  %30 = getelementptr inbounds %struct.sdshdr, ptr %29, i32 0, i32 1
  store i32 0, ptr %30, align 4, !tbaa !11
  %31 = load i64, ptr %5, align 8, !tbaa !9
  %32 = icmp ne i64 %31, 0
  br i1 %32, label %33, label %42

33:                                               ; preds = %24
  %34 = load ptr, ptr %4, align 8, !tbaa !5
  %35 = icmp ne ptr %34, null
  br i1 %35, label %36, label %42

36:                                               ; preds = %33
  %37 = load ptr, ptr %6, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.sdshdr, ptr %37, i32 0, i32 2
  %39 = getelementptr inbounds [0 x i8], ptr %38, i64 0, i64 0
  %40 = load ptr, ptr %4, align 8, !tbaa !5
  %41 = load i64, ptr %5, align 8, !tbaa !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %39, ptr align 1 %40, i64 %41, i1 false)
  br label %42

42:                                               ; preds = %36, %33, %24
  %43 = load ptr, ptr %6, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.sdshdr, ptr %43, i32 0, i32 2
  %45 = load i64, ptr %5, align 8, !tbaa !9
  %46 = getelementptr inbounds [0 x i8], ptr %44, i64 0, i64 %45
  store i8 0, ptr %46, align 1, !tbaa !13
  %47 = load ptr, ptr %6, align 8, !tbaa !5
  %48 = getelementptr inbounds %struct.sdshdr, ptr %47, i32 0, i32 2
  %49 = getelementptr inbounds [0 x i8], ptr %48, i64 0, i64 0
  store ptr %49, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %50

50:                                               ; preds = %42, %23
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  %51 = load ptr, ptr %3, align 8
  ret ptr %51
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #2

; Function Attrs: nounwind allocsize(0,1)
declare noalias ptr @calloc(i64 noundef, i64 noundef) #3

; 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) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind allocsize(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 #3 = { nounwind allocsize(0,1) "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" }
attributes #4 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { nounwind }
attributes #6 = { nounwind allocsize(0) }
attributes #7 = { nounwind allocsize(0,1) }

!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, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!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"

; Function Attrs: mustprogress nofree nounwind willreturn uwtable
define dso_local ptr @sdsnewlen(ptr noundef readonly %0, i64 noundef %1) local_unnamed_addr #0 {
  %3 = icmp ne ptr %0, null
  %4 = add i64 %1, 9
  br i1 %3, label %5, label %7

5:                                                ; preds = %2
  %6 = tail call noalias ptr @malloc(i64 noundef %4) #4
  br label %9

7:                                                ; preds = %2
  %8 = tail call noalias ptr @calloc(i64 noundef %4, i64 noundef 1) #5
  br label %9

9:                                                ; preds = %7, %5
  %.0 = phi ptr [ %6, %5 ], [ %8, %7 ]
  %10 = icmp eq ptr %.0, null
  br i1 %10, label %20, label %11

11:                                               ; preds = %9
  %12 = trunc i64 %1 to i32
  store i32 %12, ptr %.0, align 4, !tbaa !5
  %13 = getelementptr inbounds i8, ptr %.0, i64 4
  store i32 0, ptr %13, align 4, !tbaa !5
  %14 = icmp ne i64 %1, 0
  %or.cond = and i1 %3, %14
  br i1 %or.cond, label %15, label %17

15:                                               ; preds = %11
  %16 = getelementptr inbounds i8, ptr %.0, i64 8
  tail call void @llvm.memcpy.p0.p0.i64(ptr nonnull align 4 %16, ptr nonnull align 1 %0, i64 %1, i1 false)
  br label %17

17:                                               ; preds = %15, %11
  %18 = getelementptr inbounds i8, ptr %.0, i64 8
  %19 = getelementptr inbounds [0 x i8], ptr %18, i64 0, i64 %1
  store i8 0, ptr %19, align 1, !tbaa !9
  br label %20

20:                                               ; preds = %9, %17
  %.016 = phi ptr [ %18, %17 ], [ null, %9 ]
  ret ptr %.016
}

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @calloc(i64 noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress 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) #3

attributes #0 = { mustprogress nofree 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 nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(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 = { mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(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 #3 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { nounwind allocsize(0) }
attributes #5 = { nounwind allocsize(0,1) }

!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"}
!9 = !{!7, !7, i64 0}


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