install the right version of libgcc along with its version map to fix relinking issues with mklibs, attempt to relink only if the version map is actually present

SVN-Revision: 18089

package/base-files/Makefile

@@ -419,7 +419,10 @@ ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
   define Package/libc/install_lib
 	$(CP) $(filter-out %/libdl_pic.a,$(wildcard $(TOOLCHAIN_DIR)/usr/lib/lib*.a)) $(1)/lib/
 	$(if $(wildcard $(TOOLCHAIN_DIR)/usr/lib/libc_so.a),$(CP) $(TOOLCHAIN_DIR)/usr/lib/libc_so.a $(1)/lib/libc_pic.a)
-	$(CP) $(TOOLCHAIN_DIR)/usr/lib/gcc/*/*/libgcc.a $(1)/lib/libgcc_s_pic.a
+	$(if $(wildcard $(TOOLCHAIN_DIR)/usr/lib/gcc/*/*/libgcc.map), \
+		$(CP) $(TOOLCHAIN_DIR)/usr/lib/gcc/*/*/libgcc_pic.a $(1)/lib/libgcc_s_pic.a; \
+		$(CP) $(TOOLCHAIN_DIR)/usr/lib/gcc/*/*/libgcc.map $(1)/lib/libgcc_s_pic.map \
+	)
   endef
 
   define Package/libpthread/install