Makefile.in: Use $(LN_S) instead of $(LN) -s and remove file first if it exists.

	* Makefile.in: Use $(LN_S) instead of $(LN) -s and remove file first
	if it exists.

From-SVN: r218334

gcc/ChangeLog

+2014-12-03  Ulrich Drepper  <drepper@gmail.com>
+
+	* Makefile.in: Use $(LN_S) instead of $(LN) -s and remove file first
+	if it exists.
+
 2014-12-03  Jakub Jelinek  <jakub@redhat.com>
 
 	* expmed.c (expand_mult): Use std::swap.

gcc/Makefile.in

@@ -1546,7 +1546,8 @@ MOSTLYCLEANFILES = insn-flags.h insn-config.h insn-codes.h \
 # from within the *build* directory, for use when running the JIT library
 # from there (e.g. when running its testsuite).
 $(FULL_DRIVER_NAME): ./xgcc
-	$(LN) -s $< $@
+	rm -f $@
+	$(LN_S) $< $@
 
 #
 # Language makefile fragments.