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-rw-r--r--System/Posix/IO.hsc3
1 files changed, 3 insertions, 0 deletions
diff --git a/System/Posix/IO.hsc b/System/Posix/IO.hsc
index 710299b..31ee04b 100644
--- a/System/Posix/IO.hsc
+++ b/System/Posix/IO.hsc
@@ -1,3 +1,6 @@
+#if __GLASGOW_HASKELL__ >= 701
+{-# LANGUAGE Trustworthy #-}
+#endif
{-# LANGUAGE ForeignFunctionInterface #-}
{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -XRecordWildCards #-}