; LLVM IR from clangen/musikcube :: src/3rdparty/win32_src/pdcurses (pad)

; 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"

; 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

declare i32 @doupdate() #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @PDC_pnoutrefresh_with_stored_params(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @pechochar(ptr noundef %0, i64 noundef %1) #2 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i32, align 4
  %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 4, ptr %6) #3
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = load i64, ptr %5, align 8, !tbaa !9
  %10 = call i32 @waddch(ptr noundef %8, i64 noundef %9)
  %11 = icmp eq i32 %10, -1
  br i1 %11, label %12, label %13

12:                                               ; preds = %2
  store i32 -1, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %22

13:                                               ; preds = %2
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = call i32 @PDC_pnoutrefresh_with_stored_params(ptr noundef %14)
  store i32 %15, ptr %6, align 4, !tbaa !11
  %16 = load i32, ptr %6, align 4, !tbaa !11
  %17 = icmp eq i32 %16, 0
  br i1 %17, label %18, label %20

18:                                               ; preds = %13
  %19 = call i32 @doupdate()
  br label %20

20:                                               ; preds = %18, %13
  %21 = load i32, ptr %6, align 4, !tbaa !11
  store i32 %21, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %22

22:                                               ; preds = %20, %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  %23 = load i32, ptr %3, align 4
  ret i32 %23
}

declare i32 @waddch(ptr noundef, i64 noundef) #1

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #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 #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" }
attributes #3 = { 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 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"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"

declare i32 @doupdate() local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @PDC_pnoutrefresh_with_stored_params(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local i32 @pechochar(ptr noundef %0, i64 noundef %1) local_unnamed_addr #1 {
  %3 = tail call i32 @waddch(ptr noundef %0, i64 noundef %1) #2
  %4 = icmp eq i32 %3, -1
  br i1 %4, label %10, label %5

5:                                                ; preds = %2
  %6 = tail call i32 @PDC_pnoutrefresh_with_stored_params(ptr noundef %0)
  %7 = icmp eq i32 %6, 0
  br i1 %7, label %8, label %10

8:                                                ; preds = %5
  %9 = tail call i32 @doupdate() #2
  br label %10

10:                                               ; preds = %5, %8, %2
  %.0 = phi i32 [ -1, %2 ], [ 0, %8 ], [ %6, %5 ]
  ret i32 %.0
}

declare i32 @waddch(ptr noundef, i64 noundef) local_unnamed_addr #0

attributes #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 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)"}


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