esp-idf/components/cxx/component.mk
Angus Gratton 9c7477ef34 cxx: Add KConfig option for C++ exceptions, disable by default
Fixes https://github.com/espressif/esp-idf/issues/1072

(Additional 20KB is still used if C++ exception support is enabled in
menuconfig.)
2017-10-17 15:29:25 +08:00

12 lines
405 B
Makefile

# Mark __cxa_guard_dummy as undefined so that implementation of static guards
# is taken from cxx_guards.o instead of libstdc++.a
COMPONENT_ADD_LDFLAGS += -u __cxa_guard_dummy
ifndef CONFIG_CXX_EXCEPTIONS
# If exceptions are disabled, ensure our fatal exception
# hooks are preferentially linked over libstdc++ which
# has full exception support
COMPONENT_ADD_LDFLAGS += -u __cxx_fatal_exception
endif