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-rw-r--r--language/sail.ott4
1 files changed, 2 insertions, 2 deletions
diff --git a/language/sail.ott b/language/sail.ott
index 6d2760ff..7dbd3c9e 100644
--- a/language/sail.ott
+++ b/language/sail.ott
@@ -316,8 +316,8 @@ type_union :: 'Tu_' ::=
index_range :: 'BF_' ::= {{ com index specification, for bitfields in register types}}
{{ aux _ l }}
- | num :: :: 'single' {{ com single index }}
- | num1 '..' num2 :: :: range {{ com index range }}
+ | nexp :: :: 'single' {{ com single index }}
+ | nexp1 '..' nexp2 :: :: range {{ com index range }}
| index_range1 , index_range2 :: :: concat {{ com concatenation of index ranges }}
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