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-rw-r--r--compiler/types/TyCoFVs.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/types/TyCoFVs.hs b/compiler/types/TyCoFVs.hs
index eefd68f145..10dc6453b0 100644
--- a/compiler/types/TyCoFVs.hs
+++ b/compiler/types/TyCoFVs.hs
@@ -84,7 +84,7 @@ so we profiled several versions, exploring different implementation strategies.
This looks deceptively similar, but while FV internally builds a list- and
set-generating function, the VarSet functions manipulate sets directly, and
- the latter peforms a lot worse than the naive FV version.
+ the latter performs a lot worse than the naive FV version.
3. Accumulator-style VarSet version: this is what we use now. We do use VarSet
as our data structure, but delegate the actual work to a new