make sure timestamps are updated so that targets arent constantly remade

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

@@ -252,6 +252,7 @@ ifeq ($(BR2_INSTALL_LIBGCJ),y)
 	-cp -a $(STAGING_DIR)/usr/lib/security/libgcj.security $(TARGET_DIR)/usr/lib/security/
 	-cp -a $(STAGING_DIR)/usr/lib/security/classpath.security $(TARGET_DIR)/usr/lib/security/
 endif
+	touch -c $(TARGET_DIR)/lib/libgcc_s.so.1
 
 gcc: uclibc-configured binutils gcc_initial $(LIBFLOAT_TARGET) uclibc \
 	$(TARGET_DIR)/lib/libgcc_s.so.1 $(GCC_BUILD_DIR2)/.installed $(GCC_TARGETS)