notes.

Author: trivialfis

src/tree/updater_gpu_hist.cuh

@@ -353,7 +353,7 @@ class MultiTargetHistMaker {
       std::copy_if(expand_set.begin(), expand_set.end(), std::back_inserter(valid_candidates),
                    [&](auto const& e) { return driver.IsChildValid(e); });
 
-      // Allocaate children nodes.
+      // Allocate children nodes.
       auto new_candidates = pinned_.GetSpan(valid_candidates.size() * 2, MultiExpandEntry{});
 
       this->PartitionAndBuildHist(p_fmat, expand_set, valid_candidates, p_tree);

tests/python-gpu/test_gpu_multi_target.py

@@ -2,8 +2,10 @@
 
 
 def test_multiclass() -> None:
+    # learning_rate is not yet supported.
     run_multiclass("cuda", 1.0)
 
 
 def test_multilabel() -> None:
+    # learning_rate is not yet supported.
     run_multilabel("cuda", 1.0)