Avoid warnings about deprecated copy in gcc 10 too

diff --git a/config/lyxinclude.m4 b/config/lyxinclude.m4
index e3eade8c88552eee405a13a8c80ed09ee55675cc..369ecaefbb8e2fda55bede36284a3668b9983ea5 100644 (file)
--- a/config/lyxinclude.m4
+++ b/config/lyxinclude.m4
@@ -410,7 +410,7 @@ if test x$GXX = xyes; then
   if test x$enable_warnings = xyes ; then
       AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra"
       case $gxx_version in
-         9.*|clang-10*)
+         9.*|10.*|clang-10*)
              AM_CXXFLAGS="$AM_CXXFLAGS -Wno-deprecated-copy";;
          *);;
       esac