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-rw-r--r--Etc/STD-TODO3
1 files changed, 3 insertions, 0 deletions
diff --git a/Etc/STD-TODO b/Etc/STD-TODO
index 09df95237..df9ff64fd 100644
--- a/Etc/STD-TODO
+++ b/Etc/STD-TODO
@@ -25,6 +25,9 @@ Equals signs are special inside the parens in a name=(...) assignment:
 - name=( x=(a b c) y=(e f g) ) is a compound assignment (semantics not
   yet agreed upon as of this writing, and might not be standardized).
 
+Positional parameter references may not go higher than 9 in POSIX shell
+emulation; that is, $12 should be ${1}2, not ${12}.
+
 
 Semantics
 ---------