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-rw-r--r--Etc/MACHINES5
1 files changed, 5 insertions, 0 deletions
diff --git a/Etc/MACHINES b/Etc/MACHINES
index 3b62f27e3..07a45c909 100644
--- a/Etc/MACHINES
+++ b/Etc/MACHINES
@@ -147,6 +147,11 @@ SGI: IRIX 6.2, 6.3, 6.5
 	On 6.5.2, zsh malloc routines are reported not to work; also
 	full optimization (cc -O3 -OPT:Olimit=0) causes problems.
 
+	If using the SGI compiler, variable length arrays need to
+	be turned off.  configure can work this out for itself if it
+	is passed the option --enable-cflags='-LANG:vla=off -O' (combined
+	with other flags if necessary).
+
 	The zpty module is not currently supported.
 
 Sun: SunOS 4.1.*