; LLVM IR from clibs/clib :: deps/debug (debug)

; 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"

@.str = external hidden unnamed_addr constant [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @debug_is_enabled(ptr noundef %0) #0 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  store ptr null, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  store ptr null, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  store ptr null, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !9
  %9 = call ptr @getenv(ptr noundef @.str) #4
  store ptr %9, ptr %4, align 8, !tbaa !5
  %10 = icmp ne ptr %9, null
  br i1 %10, label %12, label %11

11:                                               ; preds = %1
  store i32 0, ptr %2, align 4
  store i32 1, ptr %8, align 4
  br label %34

12:                                               ; preds = %1
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  %14 = call noalias ptr @strdup(ptr noundef %13) #4
  store ptr %14, ptr %5, align 8, !tbaa !5
  %15 = icmp ne ptr %14, null
  br i1 %15, label %17, label %16

16:                                               ; preds = %12
  store i32 0, ptr %2, align 4
  store i32 1, ptr %8, align 4
  br label %34

17:                                               ; preds = %12
  %18 = load ptr, ptr %5, align 8, !tbaa !5
  %19 = call ptr @strtok(ptr noundef %18, ptr noundef @.str.1) #4
  store ptr %19, ptr %6, align 8, !tbaa !5
  br label %20

20:                                               ; preds = %29, %17
  %21 = load ptr, ptr %6, align 8, !tbaa !5
  %22 = icmp ne ptr %21, null
  br i1 %22, label %23, label %31

23:                                               ; preds = %20
  %24 = load ptr, ptr %6, align 8, !tbaa !5
  %25 = load ptr, ptr %3, align 8, !tbaa !5
  %26 = call i32 @wildcardcmp(ptr noundef %24, ptr noundef %25)
  %27 = icmp eq i32 1, %26
  br i1 %27, label %28, label %29

28:                                               ; preds = %23
  store i32 1, ptr %7, align 4, !tbaa !9
  br label %31

29:                                               ; preds = %23
  %30 = call ptr @strtok(ptr noundef null, ptr noundef @.str.1) #4
  store ptr %30, ptr %6, align 8, !tbaa !5
  br label %20, !llvm.loop !11

31:                                               ; preds = %28, %20
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  call void @free(ptr noundef %32) #4
  %33 = load i32, ptr %7, align 4, !tbaa !9
  store i32 %33, ptr %2, align 4
  store i32 1, ptr %8, align 4
  br label %34

34:                                               ; preds = %31, %16, %11
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  %35 = load i32, ptr %2, align 4
  ret i32 %35
}

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

; Function Attrs: nounwind
declare ptr @getenv(ptr noundef) #2

; Function Attrs: nounwind
declare noalias ptr @strdup(ptr noundef) #2

; Function Attrs: nounwind
declare ptr @strtok(ptr noundef, ptr noundef) #2

declare i32 @wildcardcmp(ptr noundef, ptr noundef) #3

; Function Attrs: nounwind
declare void @free(ptr noundef) #2

; 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 "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 = { "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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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"

@.str = external hidden unnamed_addr constant [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 2) i32 @debug_is_enabled(ptr noundef %0) local_unnamed_addr #0 {
  %2 = tail call ptr @getenv(ptr noundef nonnull @.str) #6
  %.not = icmp eq ptr %2, null
  br i1 %.not, label %11, label %3

3:                                                ; preds = %1
  %4 = tail call noalias ptr @strdup(ptr noundef nonnull %2) #6
  %.not11 = icmp eq ptr %4, null
  br i1 %.not11, label %11, label %5

5:                                                ; preds = %3
  %6 = tail call ptr @strtok(ptr noundef nonnull %4, ptr noundef nonnull @.str.1) #6
  %.not1213 = icmp eq ptr %6, null
  br i1 %.not1213, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %5, %9
  %.0714 = phi ptr [ %10, %9 ], [ %6, %5 ]
  %7 = tail call i32 @wildcardcmp(ptr noundef nonnull %.0714, ptr noundef %0) #6
  %8 = icmp eq i32 %7, 1
  br i1 %8, label %._crit_edge, label %9

9:                                                ; preds = %.lr.ph
  %10 = tail call ptr @strtok(ptr noundef null, ptr noundef nonnull @.str.1) #6
  %.not12 = icmp eq ptr %10, null
  br i1 %.not12, label %._crit_edge, label %.lr.ph, !llvm.loop !5

._crit_edge:                                      ; preds = %9, %.lr.ph, %5
  %.0 = phi i32 [ 0, %5 ], [ 1, %.lr.ph ], [ 0, %9 ]
  tail call void @free(ptr noundef %4) #6
  br label %11

11:                                               ; preds = %3, %1, %._crit_edge
  %.08 = phi i32 [ %.0, %._crit_edge ], [ 0, %1 ], [ 0, %3 ]
  ret i32 %.08
}

; Function Attrs: nofree nounwind memory(read)
declare noundef ptr @getenv(ptr nocapture noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: readwrite, inaccessiblemem: readwrite)
declare noalias ptr @strdup(ptr nocapture noundef readonly) local_unnamed_addr #2

; Function Attrs: mustprogress nofree nounwind willreturn
declare ptr @strtok(ptr noundef, ptr nocapture noundef readonly) local_unnamed_addr #3

declare i32 @wildcardcmp(ptr noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #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 = { nofree nounwind memory(read) "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 memory(argmem: readwrite, 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 nofree nounwind willreturn "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 = { "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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, 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 #6 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass