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-rw-r--r--gcc/cp/class.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/cp/class.c b/gcc/cp/class.c
index fe49e26..6188f5e 100644
--- a/gcc/cp/class.c
+++ b/gcc/cp/class.c
@@ -213,7 +213,7 @@ static tree get_vcall_index (tree, tree);
/* Macros for dfs walking during vtt construction. See
dfs_ctor_vtable_bases_queue_p, dfs_build_secondary_vptr_vtt_inits
and dfs_fixup_binfo_vtbls. */
-#define VTT_TOP_LEVEL_P(NODE) TREE_UNSIGNED (NODE)
+#define VTT_TOP_LEVEL_P(NODE) (TREE_LIST_CHECK (NODE)->common.unsigned_flag)
#define VTT_MARKED_BINFO_P(NODE) TREE_USED (NODE)
/* Variables shared between class.c and call.c. */