diff --git a/README b/README
index 436e06e..b55513a 100644
--- a/README
+++ b/README
@@ -359,16 +359,14 @@
 	does not check whether a command actually changed the file it
 	is supposed to build.  This means that whenever you say "make"
 	it will redo the link step.  The remedy is to use SGI's much
-	smarter "smake " utility (/usr/sbin/smake), or GNU make.  If
+	smarter "smake" utility (/usr/sbin/smake), or GNU make.  If
 	you set the first line of the Makefile to #!/usr/sbin/smake
 	smake will be invoked by make (likewise for GNU make).
 
-	There is a bug in the SGI compiler's optimization that causes a
-	bus error in PyComplex_ImagAsDouble(); this has been reported to
-	be triggered when importing Numeric Python and may be caused at
-	other times.  The work-around is to build Python, delete the
-	Objects/complexobject.o file, and then recompile without
-	optimization (use "make OPT=").
+	WARNING: There are bugs in the optimizer of some versions of
+	SGI's compilers that can cause bus errors or other strange
+	behavior, especially on numerical operations.  To avoid this,
+	try building with "make OPT=".
 
 OS/2:   If you are running Warp3 or Warp4 and have IBM's VisualAge C/C++
         compiler installed, just change into the pc\os2vacpp directory