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-rw-r--r--erts/emulator/beam/erl_message.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/erts/emulator/beam/erl_message.h b/erts/emulator/beam/erl_message.h
index 740ae46a0f..76387bc34c 100644
--- a/erts/emulator/beam/erl_message.h
+++ b/erts/emulator/beam/erl_message.h
@@ -128,6 +128,13 @@ struct erl_heap_fragment {
#else
#endif
+#ifdef USE_VM_PROBES
+#define have_no_seqtrace(T) ((T) == NIL || (T) == am_have_dt_utag)
+#else
+#define have_no_seqtrace(T) ((T) == NIL)
+#endif
+#define have_seqtrace(T) (!have_no_seqtrace(T))
+
#define ERL_MESSAGE_REF_FIELDS__ \
ErtsMessage *next; /* Next message */ \
union { \