; LLVM IR from Water-Melon/Melon :: src (mln_json)

; 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.__va_list_tag = type { i32, i32, 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 i32 @mln_json_generate(ptr noundef nonnull %0, ptr noundef nonnull %1, ...) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca [1 x %struct.__va_list_tag], align 16
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 0, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #4
  %7 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %6, i64 0, i64 0
  call void @llvm.va_start.p0(ptr %7)
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = load i8, ptr %8, align 1, !tbaa !11
  %10 = sext i8 %9 to i32
  %11 = icmp eq i32 %10, 123
  br i1 %11, label %12, label %15

12:                                               ; preds = %2
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = call i32 @mln_json_obj_generate(ptr noundef %13, ptr noundef %4, ptr noundef %6)
  store i32 %14, ptr %5, align 4, !tbaa !9
  br label %25

15:                                               ; preds = %2
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = load i8, ptr %16, align 1, !tbaa !11
  %18 = sext i8 %17 to i32
  %19 = icmp eq i32 %18, 91
  br i1 %19, label %20, label %23

20:                                               ; preds = %15
  %21 = load ptr, ptr %3, align 8, !tbaa !5
  %22 = call i32 @mln_json_array_generate(ptr noundef %21, ptr noundef %4, ptr noundef %6)
  store i32 %22, ptr %5, align 4, !tbaa !9
  br label %24

23:                                               ; preds = %15
  store i32 -1, ptr %5, align 4, !tbaa !9
  br label %24

24:                                               ; preds = %23, %20
  br label %25

25:                                               ; preds = %24, %12
  %26 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %6, i64 0, i64 0
  call void @llvm.va_end.p0(ptr %26)
  %27 = load i32, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  ret i32 %27
}

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.va_start.p0(ptr) #2

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @mln_json_obj_generate(ptr noundef, ptr noundef, ptr noundef) #3

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @mln_json_array_generate(ptr noundef, ptr noundef, ptr noundef) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.va_end.p0(ptr) #2

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 = { nocallback nofree nosync nounwind willreturn }
attributes #3 = { inlinehint 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 #4 = { 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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!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"

%struct.__va_list_tag = type { i32, i32, ptr, ptr }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress 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 i32 @mln_json_generate(ptr noundef nonnull %0, ptr noundef nonnull %1, ...) local_unnamed_addr #1 {
  %3 = alloca ptr, align 8
  %4 = alloca [1 x %struct.__va_list_tag], align 16
  store ptr %1, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #4
  call void @llvm.va_start.p0(ptr nonnull %4)
  %5 = load i8, ptr %1, align 1, !tbaa !9
  switch i8 %5, label %10 [
    i8 123, label %6
    i8 91, label %8
  ]

6:                                                ; preds = %2
  %7 = call i32 @mln_json_obj_generate(ptr noundef nonnull %0, ptr noundef nonnull %3, ptr noundef nonnull %4)
  br label %10

8:                                                ; preds = %2
  %9 = call i32 @mln_json_array_generate(ptr noundef nonnull %0, ptr noundef nonnull %3, ptr noundef nonnull %4)
  br label %10

10:                                               ; preds = %2, %8, %6
  %.0 = phi i32 [ %7, %6 ], [ %9, %8 ], [ -1, %2 ]
  call void @llvm.va_end.p0(ptr nonnull %4)
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  ret i32 %.0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.va_start.p0(ptr) #2

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @mln_json_obj_generate(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: inlinehint nounwind uwtable
declare hidden i32 @mln_json_array_generate(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.va_end.p0(ptr) #2

attributes #0 = { mustprogress 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 = { mustprogress nocallback nofree nosync nounwind willreturn }
attributes #3 = { inlinehint 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 #4 = { 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 = !{!7, !7, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,SimplifyCFGPass