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-rw-r--r--erts/emulator/beam/dtrace-wrapper.h2
-rw-r--r--erts/emulator/beam/erl_message.c4
2 files changed, 4 insertions, 2 deletions
diff --git a/erts/emulator/beam/dtrace-wrapper.h b/erts/emulator/beam/dtrace-wrapper.h
index 1aeb7f9221..6ec0c91e21 100644
--- a/erts/emulator/beam/dtrace-wrapper.h
+++ b/erts/emulator/beam/dtrace-wrapper.h
@@ -42,6 +42,8 @@
#define DTRACE_CHARBUF(name, size) \
char name##_BUFFER[size], *name = name##_BUFFER
+#define DTRACE_CHARBUF_NAME(name) name##_BUFFER
+
#if defined(USE_DYNAMIC_TRACE) && defined(USE_VM_PROBES)
#include "erlang_dtrace.h"
diff --git a/erts/emulator/beam/erl_message.c b/erts/emulator/beam/erl_message.c
index bd86e3ea9e..cb3db6a564 100644
--- a/erts/emulator/beam/erl_message.c
+++ b/erts/emulator/beam/erl_message.c
@@ -905,8 +905,8 @@ erts_send_message(Process* sender,
#ifdef USE_VM_PROBES
*sender_name = *receiver_name = '\0';
if (DTRACE_ENABLED(message_send)) {
- erts_snprintf(sender_name, sizeof(sender_name), "%T", sender->id);
- erts_snprintf(receiver_name, sizeof(receiver_name), "%T", receiver->id);
+ erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), "%T", sender->id);
+ erts_snprintf(receiver_name, sizeof(DTRACE_CHARBUF_NAME(receiver_name)), "%T", receiver->id);
}
#endif
if (SEQ_TRACE_TOKEN(sender) != NIL && !(flags & ERTS_SND_FLG_NO_SEQ_TRACE)) {