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diff --git a/xpcom/threads/nsTimerImpl.cpp b/xpcom/threads/nsTimerImpl.cpp
--- a/xpcom/threads/nsTimerImpl.cpp
+++ b/xpcom/threads/nsTimerImpl.cpp
@@ -9,16 +9,19 @@
#include "nsAutoPtr.h"
#include "nsThreadManager.h"
#include "nsThreadUtils.h"
#include "plarena.h"
#include "pratom.h"
#include "GeckoProfiler.h"
#include "mozilla/Atomics.h"
+#include <cxxabi.h>
+#include <dlfcn.h>
+
using mozilla::Atomic;
using mozilla::TimeDuration;
using mozilla::TimeStamp;
static Atomic<int32_t> gGenerator;
static TimerThread* gThread = nullptr;
#ifdef DEBUG_TIMERS
@@ -491,16 +494,29 @@ NS_IMETHODIMP nsTimerImpl::SetTarget(nsI
if (aTarget)
mEventTarget = aTarget;
else
mEventTarget = static_cast<nsIEventTarget*>(NS_GetCurrentThread());
return NS_OK;
}
+void printFunctionName(void *function)
+{
+ int status;
+ Dl_info info;
+ status = dladdr(function, &info);
+
+ if (status && info.dli_sname) {
+ char *realname = abi::__cxa_demangle(info.dli_sname, 0, 0, &status);
+ printf("%s\n", realname);
+ } else {
+ printf("Couldn't retrieve the name of the function\n");
+ }
+}
void nsTimerImpl::Fire()
{
if (mCanceled)
return;
PROFILER_LABEL("Timer", "Fire");
@@ -543,16 +559,17 @@ void nsTimerImpl::Fire()
if (callbackType == CALLBACK_TYPE_INTERFACE)
NS_ADDREF(callback.i);
else if (callbackType == CALLBACK_TYPE_OBSERVER)
NS_ADDREF(callback.o);
ReleaseCallback();
switch (callbackType) {
case CALLBACK_TYPE_FUNC:
+ printFunctionName((void *)callback.c);
callback.c(this, mClosure);
break;
case CALLBACK_TYPE_INTERFACE:
callback.i->Notify(this);
break;
case CALLBACK_TYPE_OBSERVER:
callback.o->Observe(static_cast<nsITimer*>(this),
NS_TIMER_CALLBACK_TOPIC,
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