; LLVM IR from ihucos/plash :: tests/C (pl_parse_subid)

; 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 }

@.str.8 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [22 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @pl_fatal(ptr noundef, ...) #0

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

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

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

; Function Attrs: nounwind
declare i32 @vfprintf(ptr noundef, ptr noundef, ptr noundef) #3

; Function Attrs: nounwind willreturn memory(none)
declare ptr @__errno_location() #4

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

; Function Attrs: nounwind uwtable
define dso_local i32 @pl_printf_to_file(ptr noundef %0, ptr noundef %1, ...) #0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca [1 x %struct.__va_list_tag], align 16
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = call noalias ptr @fopen(ptr noundef %9, ptr noundef @.str.8)
  store ptr %10, ptr %6, align 8, !tbaa !5
  %11 = icmp ne ptr %10, null
  br i1 %11, label %13, label %12

12:                                               ; preds = %2
  store i32 0, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %37

13:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #6
  %14 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %8, i64 0, i64 0
  call void @llvm.va_start.p0(ptr %14)
  %15 = load ptr, ptr %6, align 8, !tbaa !5
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %8, i64 0, i64 0
  %18 = call i32 @vfprintf(ptr noundef %15, ptr noundef %16, ptr noundef %17) #6
  %19 = icmp sge i32 %18, 0
  br i1 %19, label %24, label %20

20:                                               ; preds = %13
  %21 = load ptr, ptr %4, align 8, !tbaa !5
  %22 = call i32 (ptr, ...) @pl_fatal(ptr noundef @.str.9, ptr noundef %21)
  %23 = icmp ne i32 %22, 0
  br label %24

24:                                               ; preds = %20, %13
  %25 = phi i1 [ true, %13 ], [ %23, %20 ]
  %26 = zext i1 %25 to i32
  %27 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %8, i64 0, i64 0
  call void @llvm.va_end.p0(ptr %27)
  %28 = call ptr @__errno_location() #7
  %29 = load i32, ptr %28, align 4, !tbaa !9
  %30 = icmp ne i32 %29, 0
  br i1 %30, label %31, label %34

31:                                               ; preds = %24
  %32 = load ptr, ptr %4, align 8, !tbaa !5
  %33 = call i32 (ptr, ...) @pl_fatal(ptr noundef @.str.10, ptr noundef %32)
  br label %34

34:                                               ; preds = %31, %24
  %35 = load ptr, ptr %6, align 8, !tbaa !5
  %36 = call i32 @fclose(ptr noundef %35)
  store i32 1, ptr %3, align 4
  store i32 1, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #6
  br label %37

37:                                               ; preds = %34, %12
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  %38 = load i32, ptr %3, align 4
  ret i32 %38
}

declare noalias ptr @fopen(ptr noundef, ptr noundef) #5

declare i32 @fclose(ptr noundef) #5

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 = { nocallback nofree nosync nounwind willreturn }
attributes #3 = { 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" }
attributes #4 = { nounwind willreturn memory(none) "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 #5 = { "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 #6 = { nounwind }
attributes #7 = { nounwind willreturn memory(none) }

!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}


; 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 }

@.str.8 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.10 = external hidden unnamed_addr constant [22 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @pl_fatal(ptr noundef, ...) local_unnamed_addr #0

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

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

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

; Function Attrs: nofree nounwind
declare noundef i32 @vfprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nofree nosync nounwind willreturn memory(none)
declare ptr @__errno_location() local_unnamed_addr #4

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

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 2) i32 @pl_printf_to_file(ptr noundef %0, ptr nocapture noundef readonly %1, ...) local_unnamed_addr #0 {
  %3 = alloca [1 x %struct.__va_list_tag], align 16
  %4 = tail call noalias ptr @fopen(ptr noundef %0, ptr noundef nonnull @.str.8)
  %.not = icmp eq ptr %4, null
  br i1 %.not, label %17, label %5

5:                                                ; preds = %2
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  call void @llvm.va_start.p0(ptr nonnull %3)
  %6 = call i32 @vfprintf(ptr noundef nonnull %4, ptr noundef %1, ptr noundef nonnull %3) #5
  %7 = icmp sgt i32 %6, -1
  br i1 %7, label %10, label %8

8:                                                ; preds = %5
  %9 = call i32 (ptr, ...) @pl_fatal(ptr noundef nonnull @.str.9, ptr noundef %0)
  br label %10

10:                                               ; preds = %8, %5
  call void @llvm.va_end.p0(ptr nonnull %3)
  %11 = tail call ptr @__errno_location() #6
  %12 = load i32, ptr %11, align 4, !tbaa !5
  %.not7 = icmp eq i32 %12, 0
  br i1 %.not7, label %15, label %13

13:                                               ; preds = %10
  %14 = call i32 (ptr, ...) @pl_fatal(ptr noundef nonnull @.str.10, ptr noundef %0)
  br label %15

15:                                               ; preds = %13, %10
  %16 = call i32 @fclose(ptr noundef nonnull %4)
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  br label %17

17:                                               ; preds = %2, %15
  %.0 = phi i32 [ 1, %15 ], [ 0, %2 ]
  ret i32 %.0
}

; Function Attrs: nofree nounwind
declare noalias noundef ptr @fopen(ptr nocapture noundef readonly, ptr nocapture noundef readonly) local_unnamed_addr #3

; Function Attrs: nofree nounwind
declare noundef i32 @fclose(ptr nocapture noundef) local_unnamed_addr #3

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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nocallback nofree nosync nounwind willreturn }
attributes #3 = { 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" }
attributes #4 = { mustprogress nofree nosync nounwind willreturn memory(none) "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 #5 = { nounwind }
attributes #6 = { nounwind willreturn memory(none) }

!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"}


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