Do not copy shared C++ lib, unless one is built

toolchain/gcc/gcc-uclibc-3.x.mk

@@ -337,9 +337,11 @@ ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
 	-strip --strip-unneeded $(TARGET_DIR)/lib/libgcc_s*
 endif
 ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
+ifeq ($(BR2_GCC_SHARED_LIBGCC),y)
 	cp -dpf $(STAGING_DIR)/lib/libstdc++.so* $(TARGET_DIR)/usr/lib/
 	-strip --strip-unneeded $(TARGET_DIR)/usr/lib/libstdc++.so*
 endif
+endif
 ifeq ($(BR2_INSTALL_LIBGCJ),y)
 	cp -dpf $(STAGING_DIR)/lib/libgcj.so* $(TARGET_DIR)/usr/lib/
 	cp -dpf $(STAGING_DIR)/lib/lib-org-w3c-dom.so* $(TARGET_DIR)/usr/lib/