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trivialfis · trivialfis · commit 510bc8e187a9 · 2025-10-29T15:20:55.000+08:00
diff --git a/src/gbm/gbtree.cc b/src/gbm/gbtree.cc
@@ -216,6 +216,7 @@ void GBTree::DoBoost(DMatrix* p_fmat, linalg::Matrix<GradientPair>* in_gpair,
     CHECK(tparam_.tree_method == TreeMethod::kHist || tparam_.tree_method == TreeMethod::kAuto)
         << "Only the hist tree method is supported for building multi-target trees with vector "
            "leaf.";
+    CHECK(ctx_->IsCPU()) << "GPU is not yet supported for vector leaf.";
   }
 
   TreesOneIter new_trees;

Original file line number	Diff line number	Diff line change
`@@ -216,6 +216,7 @@ void GBTree::DoBoost(DMatrix* p_fmat, linalg::Matrix<GradientPair>* in_gpair,`
`216`	`216`	`CHECK(tparam_.tree_method == TreeMethod::kHist \|\| tparam_.tree_method == TreeMethod::kAuto)`
`217`	`217`	`<< "Only the hist tree method is supported for building multi-target trees with vector "`
`218`	`218`	`"leaf.";`
	`219`	`+ CHECK(ctx_->IsCPU()) << "GPU is not yet supported for vector leaf.";`
`219`	`220`	`}`
`220`	`221`
`221`	`222`	`TreesOneIter new_trees;`