X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=boost%2Fboost%2Fiostreams%2Ffilter%2Fsymmetric.hpp;h=c565d21d0c10b8ce100484b6f91343f81bf4c91c;hb=a63cddf51cf08011cd19ee4cdd8070e139741acb;hp=1154c9a5d9e0084c7116f6fe199e5b490d4ffbc0;hpb=3a0cbc2be703612c052728fac1233dd714197a2e;p=lyx.git

diff --git a/boost/boost/iostreams/filter/symmetric.hpp b/boost/boost/iostreams/filter/symmetric.hpp
index 1154c9a5d9..c565d21d0c 100644
--- a/boost/boost/iostreams/filter/symmetric.hpp
+++ b/boost/boost/iostreams/filter/symmetric.hpp
@@ -231,7 +231,7 @@ private:
 
     void close();
 
-    enum {
+    enum X {
         f_read   = 1,
         f_write  = f_read << 1,
         f_eof    = f_write << 1,