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-rw-r--r--build2/prerequisite.hxx1
1 files changed, 1 insertions, 0 deletions
diff --git a/build2/prerequisite.hxx b/build2/prerequisite.hxx
index 0f9a9cd..c584e19 100644
--- a/build2/prerequisite.hxx
+++ b/build2/prerequisite.hxx
@@ -83,6 +83,7 @@ namespace build2
// Prerequisite-specific variables.
//
// Note that the lookup is often ad hoc (see bin.whole as an example).
+ // But see also parser::lookup_variable() if adding something here.
//
public:
variable_map vars;