diff -up tbb41_20130314oss/build/Makefile.tbbmalloc\~ tbb41_20130314oss/build/Makefile.tbbmalloc
--- tbb41_20130314oss/build/Makefile.tbbmalloc~	2013-12-03 11:58:27.304411388 +0100
+++ tbb41_20130314oss/build/Makefile.tbbmalloc	2013-12-03 11:59:03.568650698 +0100
@@ -51,7 +51,7 @@ include $(tbb_root)/build/common_rules.i
 MALLOC_CPLUS.OBJ = backend.$(OBJ) large_objects.$(OBJ) backref.$(OBJ)  tbbmalloc.$(OBJ)
 MALLOC.OBJ := $(MALLOC_CPLUS.OBJ) $(MALLOC_ASM.OBJ) itt_notify_malloc.$(OBJ) frontend.$(OBJ)
 PROXY.OBJ := proxy.$(OBJ) tbb_function_replacement.$(OBJ)
-M_CPLUS_FLAGS := $(subst $(WARNING_KEY),,$(M_CPLUS_FLAGS)) $(DEFINE_KEY)__TBBMALLOC_BUILD=1
+M_CPLUS_FLAGS := -fno-strict-aliasing $(M_CPLUS_FLAGS) $(DEFINE_KEY)__TBBMALLOC_BUILD=1
 M_INCLUDES = $(INCLUDES) $(INCLUDE_KEY)$(MALLOC_ROOT) $(INCLUDE_KEY)$(MALLOC_SOURCE_ROOT)
 
 # Suppress superfluous warnings for TBBmalloc compilation

Diff finished.  Tue Dec  3 11:59:07 2013