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-rw-r--r--src/vhdl/sem_expr.ads5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/vhdl/sem_expr.ads b/src/vhdl/sem_expr.ads
index b06ca3de7..04a909378 100644
--- a/src/vhdl/sem_expr.ads
+++ b/src/vhdl/sem_expr.ads
@@ -137,8 +137,9 @@ package Sem_Expr is
-- literal is created.
function Sem_Physical_Literal (Lit: Iir) return Iir;
- -- CHOICES_LIST is a list of choices (none, expression, range, list or
- -- others).
+ -- CHOICES_CHAIN is a chain of choices (none, expression, range or
+ -- others). It is an in-out as it may be mutated (from expression to
+ -- range).
-- If IS_SUB_RANGE is true, then SUB_TYPE may not be fully convered,
-- otherwise, SUB_TYPE must be fully covered.
-- This is used when the subtype of an aggregate must be determined.