Add a little note about size

calyxir · Dec 16, 2024 · 5fe841f · 5fe841f
1 parent 64c33ba
commit 5fe841f
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/calyx-utils/src/position.rs b/calyx-utils/src/position.rs
@@ -33,6 +33,11 @@ struct PosData {
 }
 
 /// Source position information for a Calyx program.
+///
+/// Note: This is rather large because of [`boxcar::Vec`] so it may be worth
+/// putting those behind a [`Box`] in the future. Granted the PositionTable is
+/// only ever constructed once statically so the extra indirection probably
+/// doesn't actually buy us anything.
 struct PositionTable {
     /// The source files of the program
     files: boxcar::Vec<File>,