unset CXXFLAGS ; \
unset SDKROOT ; \
unset UNIVERSAL_SDK_PATH ; \
+ configure_opts= ; \
+ if test "$(ENABLE_LIBCPP)" -ne 0 ; then \
+ configure_opts="$$configure_opts --enable-libcpp"; \
+ fi; \
$(PROJ_SRC_DIR)/configure --build=$(BUILD_TRIPLE) \
--host=$(BUILD_TRIPLE) --target=$(BUILD_TRIPLE) \
- --disable-polly ; \
+ --disable-polly $$configure_opts; \
cd .. ; \
fi; \
($(MAKE) -C BuildTools \