diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 145b07b5bb..9205c6a598 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+Thu Apr 27 10:06:42 2000  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* TODO: Document IRIX X ARM cross compile problems.
+
 2000-04-26  Michael Snyder  <msnyder@seadog.cygnus.com>
 
 	* utils.c (internal_verror): Call target_terminal_ours.
diff --git a/gdb/TODO b/gdb/TODO
index e54bffb228..b1e0648770 100644
--- a/gdb/TODO
+++ b/gdb/TODO
@@ -157,6 +157,19 @@ http://sourceware.cygnus.com/ml/gdb-patches/2000-04/msg00000.html
 (Broken) support for GDB's remote protocol across UDP is to be
 included in the follow-on release.
 
+--
+
+Can't build IRIX -> arm GDB.
+http://sourceware.cygnus.com/ml/gdb-patches/2000-04/msg00356.html
+
+David Whedon writes:
+> Now I'm building for an embedded arm target.  If there is a way of turning
+> remote-rdi off, I couldn't find it. It looks like it gets built by default
+> in gdb/configure.tgt(line 58) Anyway, the build dies in
+> gdb/rdi-share/unixcomm.c.  SERPORT1 et. al. never get defined because we
+> aren't one of the architectures supported.
+
+
 --
 
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