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-rw-r--r--docs/users_guide/debugging.rst6
1 files changed, 6 insertions, 0 deletions
diff --git a/docs/users_guide/debugging.rst b/docs/users_guide/debugging.rst
index 61a06b2e38..ef23bf4566 100644
--- a/docs/users_guide/debugging.rst
+++ b/docs/users_guide/debugging.rst
@@ -177,6 +177,12 @@ These flags dump various information from GHC's typechecker and renamer.
Dump typechecker output as a syntax tree
+.. ghc-flag:: -ddump-hie
+ :shortdesc: Dump the hie file syntax tree
+ :type: dynamic
+
+ Dump the hie file syntax tree if we are generating extended interface files
+
.. ghc-flag:: -ddump-splices
:shortdesc: Dump TH spliced expressions, and what they evaluate to
:type: dynamic