gnulib: update.

[bison.git] / gnulib

diff --git a/gnulib b/gnulib
index 5a1286a9f8597c0063a82645b55f3e97433fc521..31d3154399f8c679ba23afb0f6bef03b73d4c741 160000 (submodule)
--- a/gnulib
+++ b/gnulib
@@ -1 +1 @@
-Subproject commit 5a1286a9f8597c0063a82645b55f3e97433fc521
+Subproject commit 31d3154399f8c679ba23afb0f6bef03b73d4c741