Mention problems with Semantic.

diff --git a/etc/PROBLEMS b/etc/PROBLEMS
index 520d8e374f0d0d3a042b39480d095cf3d282c817..a9543f66ffff3961ae95dd5b9dbfc3a17ce87c64 100644 (file)
--- a/etc/PROBLEMS
+++ b/etc/PROBLEMS
@@ -536,6 +536,11 @@ This can happen with CVS versions 1.12.8 and 1.12.9.  Upgrade to CVS
 
 ** Miscellaneous problems
 
+*** Emacs uses 100% of CPU time
+
+This is a known problem with some versions of the Semantic package.
+The solution is to upgrade Semantic to version 1.0pre4 or later.
+
 *** Self-documentation messages are garbled.
 
 This means that the file `etc/DOC-...' doesn't properly correspond