STDCXX_INCLUDE_DIR := $(call select_from_repositories,include/stdcxx) INC_DIR += $(STDCXX_INCLUDE_DIR) \ $(STDCXX_INCLUDE_DIR)/std \ $(STDCXX_INCLUDE_DIR)/c_global STDCXX_PORT_INCLUDE_DIR := $(call select_from_ports,stdcxx)/include/stdcxx INC_DIR += $(STDCXX_PORT_INCLUDE_DIR) \ $(STDCXX_PORT_INCLUDE_DIR)/std \ $(STDCXX_PORT_INCLUDE_DIR)/c_global # stdcxx headers include libc headers include $(call select_from_repositories,lib/import/import-libc.mk) # prevent gcc headers from defining mbstate CC_OPT += -D_GLIBCXX_HAVE_MBSTATE_T # use compiler-builtin atomic operations CC_OPT += -D_GLIBCXX_ATOMIC_BUILTINS_4 # No isinf isnan CC_OPT += -D_GLIBCXX_NO_OBSOLETE_ISINF_ISNAN_DYNAMIC