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-rw-r--r--internal.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/internal.h b/internal.h
index 1dbb3d3862..832428bd03 100644
--- a/internal.h
+++ b/internal.h
@@ -823,6 +823,10 @@ enum ruby_rhash_flags {
RHASH_AR_TABLE_BOUND_MASK = (FL_USER8|FL_USER9|FL_USER10|FL_USER11), /* FL 8..11 */
RHASH_AR_TABLE_BOUND_SHIFT = (FL_USHIFT+8),
+ // we can not put it in "enum" because it can exceed "int" range.
+#define RHASH_LEV_MASK (FL_USER13 | FL_USER14 | FL_USER15 | /* FL 13..19 */ \
+ FL_USER16 | FL_USER17 | FL_USER18 | FL_USER19)
+
#if USE_TRANSIENT_HEAP
RHASH_TRANSIENT_FLAG = FL_USER12, /* FL 12 */
#endif