[committed] libstdc++: Regenerate Makefile.in

[Jonathan Wakely]

This target in include/Makefile.am was supposed to ensure that nobody
building gcc would need autogen to regenerate the bits/version.h header,
but it didn't make it in to include/Makefile.in.

Tested x86_64-linux, pushed to trunk.

-- >8 --

libstdc++-v3/ChangeLog:

	* include/Makefile.in: Regenerate.
---
 libstdc++-v3/include/Makefile.in | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libstdc++-v3/include/Makefile.in b/libstdc++-v3/include/Makefile.in
index f5b04d3fe8a..d2c95ee0b95 100644
--- a/libstdc++-v3/include/Makefile.in
+++ b/libstdc++-v3/include/Makefile.in
@@ -1940,9 +1940,9 @@ ${pch3_output}: ${pch3_source} ${pch2_output}
 	$(CXX) $(PCHFLAGS) $(AM_CPPFLAGS) -O2 -g ${pch3_source} -o $@
 
 # AutoGen <bits/version.h>.
-${bits_srcdir}/version.h: ${bits_srcdir}/version.def \
-				${bits_srcdir}/version.tpl
-	cd $(@D) && \
+.PHONY: update-version
+update-version:
+	cd ${bits_srcdir} && \
 	autogen version.def
 
 # The real deal.
-- 
2.41.0