gcc: fix up displayed version after r37179

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37180

toolchain/gcc/minimal/Makefile

@@ -21,6 +21,8 @@ define Host/Prepare
 	ln -snf $(GCC_DIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
 	$(CP) $(SCRIPT_DIR)/config.{guess,sub} $(HOST_BUILD_DIR)/
 	$(SED) 's,^MULTILIB_OSDIRNAMES,# MULTILIB_OSDIRNAMES,' $(HOST_BUILD_DIR)/gcc/config/*/t-*
+	$(SED) 'd' $(HOST_BUILD_DIR)/gcc/DEV-PHASE
+	$(SED) 's, DATESTAMP,,' $(HOST_BUILD_DIR)/gcc/version.c
 	#(cd $(HOST_BUILD_DIR)/libstdc++-v3; autoconf;);
 	$(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(HOST_BUILD_DIR)/libstdc++-v3/configure
 	mkdir -p $(GCC_BUILD_DIR)