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

; 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"

@SP = external global ptr, align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [92 x i8], align 1
@__PRETTY_FUNCTION__.def_prog_mode = external hidden unnamed_addr constant [24 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @def_prog_mode() #0 {
  %1 = alloca i32, align 4
  %2 = load ptr, ptr @SP, align 8, !tbaa !5
  %3 = icmp ne ptr %2, null
  br i1 %3, label %4, label %5

4:                                                ; preds = %0
  br label %6

5:                                                ; preds = %0
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 144, ptr noundef @__PRETTY_FUNCTION__.def_prog_mode) #2
  unreachable

6:                                                ; preds = %4
  %7 = load ptr, ptr @SP, align 8, !tbaa !5
  %8 = icmp ne ptr %7, null
  br i1 %8, label %10, label %9

9:                                                ; preds = %6
  store i32 -1, ptr %1, align 4
  br label %11

10:                                               ; preds = %6
  call void @_save_mode(i32 noundef 1)
  store i32 0, ptr %1, align 4
  br label %11

11:                                               ; preds = %10, %9
  %12 = load i32, ptr %1, align 4
  ret i32 %12
}

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
declare hidden void @_save_mode(i32 noundef) #0

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 = { noreturn 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 #2 = { noreturn 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"}


; 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"

@SP = external local_unnamed_addr global ptr, align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [92 x i8], align 1
@__PRETTY_FUNCTION__.def_prog_mode = external hidden unnamed_addr constant [24 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @def_prog_mode() local_unnamed_addr #0 {
  %1 = load ptr, ptr @SP, align 8, !tbaa !5
  %.not = icmp eq ptr %1, null
  br i1 %.not, label %2, label %3

2:                                                ; preds = %0
  tail call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 144, ptr noundef nonnull @__PRETTY_FUNCTION__.def_prog_mode) #2
  unreachable

3:                                                ; preds = %0
  tail call void @_save_mode(i32 noundef 1)
  ret i32 0
}

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden void @_save_mode(i32 noundef) local_unnamed_addr #0

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 = { noreturn 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 #2 = { noreturn 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"}


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