Removed the explicit -fomit-frame-pointer flag from release mode builds.

src/Makefile

@@ -562,18 +562,16 @@ ifeq ($(KEEP_INLINE),1)
 RT_CXXFLAGS+=-fkeep-inline-functions
 endif
 
-else
+else  # ifeq ($(DEBUG),1)
 # use -fno-strict-aliasing to not break things
 # march=native used to break the serializer
 RT_CXXFLAGS+=-O3 -DNDEBUG -fno-strict-aliasing # -march=native
 # TODO: remove this once memcached is added back in the release (disables memcached from showing up in the admin CLI help or tab-completion)
 RT_CXXFLAGS+=-DNO_MEMCACHE
 ifeq ($(NO_OMIT_FRAME_POINTER),1)
 RT_CXXFLAGS+=-fno-omit-frame-pointer
-else
-RT_CXXFLAGS+=-fomit-frame-pointer
-endif
 endif
+endif  # ifeq ($(DEBUG),1)
 
 ifeq ($(DISABLE_BREAKPOINTS),1)
 RT_CXXFLAGS+=-DDISABLE_BREAKPOINTS