--- wikisrc/pkgsrc/gcc.mdwn	2017/12/31 17:15:37	1.9
+++ wikisrc/pkgsrc/gcc.mdwn	2018/01/01 23:18:19	1.10
@@ -231,10 +231,17 @@ A gcc version that is too old will not b
 Anything older than 4.8 fails for c++11.  4.8 fails on some c++11
 packages, such as firefox and glibmm.
 
-A version that is too new also fails to build packages.  Analyses
-posted to tech-pkg indicate that 5 is close to 4.9 in the number of
-packages built, and that moving to 6 causes hundreds of additional
-failures.
+A version that is too new also fails to build packages.  Jason Bacon
+posted counts to tech-pkg indicate that 5 is close to 4.8 in the
+number of packages built, and that moving to 6 causes hundreds of
+additional failures.  (Keep in mind that currently, building with 4.8
+will build 4.9 for firefox, but in the future will not.)
+
+    www/pkgsrc/packages/sharedapps/pkg-2017Q3/RHEL6-gcc48/All	16461
+    www/pkgsrc/packages/sharedapps/pkg-2017Q3/RHEL6-gcc6/All	15849
+
+    www/pkgsrc/packages/sharedapps/pkg-2017Q3/RHEL7-gcc48/All	16414
+    www/pkgsrc/packages/sharedapps/pkg-2017Q3/RHEL7-gcc5/All	16338
 
 Therefore, the current answer to "What is the best version to use" is
 5.