1 files changed, 1 insertions, 0 deletions
diff --git a/FAQ.in b/FAQ.in
index 4888e8dd06..b57a42d757 100644
--- a/FAQ.in
+++ b/FAQ.in
@@ -1017,6 +1017,7 @@ be needed after upgrading:
   anymore.
 - There's no more K&R compatibility in the glibc headers.  The GNU C library
   requires a C compiler that handles especially prototypes correctly.
+  Especially gcc -traditional will not work with glibc headers.
 
 Please read also the NEWS file which is the authoritative source for this
 and gives more details for some topics.