[project @ 2000-09-14 13:46:39 by simonpj]

[ghc-hetmet.git] / ghc / docs / users_guide / debugging.sgml

diff --git a/ghc/docs/users_guide/debugging.sgml b/ghc/docs/users_guide/debugging.sgml
index 521e9a4..bc0f985 100644 (file)
--- a/ghc/docs/users_guide/debugging.sgml
+++ b/ghc/docs/users_guide/debugging.sgml
@@ -222,6 +222,16 @@ intended to reduce the labour.
 </VarListEntry>
 
 <VarListEntry>
+<Term><Option>-ddump-hi-diffs</Option>:</Term>
+<ListItem>
+<Para>
+Dump to stdout a summary of the differences between the existing interface file (if any)
+for this module, and the new one.
+</Para>
+</ListItem>
+</VarListEntry>
+
+<VarListEntry>
 <Term><Option>-ddump-tc</Option>:</Term>
 <ListItem>
 <Para>