link -lgcc for Mac OS X to avoid crash with Phonon

kid3/CMakeLists.txt

@@ -344,6 +344,9 @@ else (WITH_KDE)
 ### Check for Phonon
 if (QT_USE_PHONON AND QT_PHONON_FOUND)
   set(HAVE_PHONON 1)
+  if (APPLE)
+    set(BASIC_LIBRARIES ${BASIC_LIBRARIES} -lgcc)
+  endif (APPLE)
 endif (QT_USE_PHONON AND QT_PHONON_FOUND)
 
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -D_REENTRANT")