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authorBen Gamari <ben@smart-cactus.org>2021-08-02 14:35:42 -0400
committerBen Gamari <ben@smart-cactus.org>2021-08-02 14:36:08 -0400
commit6b68f32fe50a03b6379730eca5bb39e80524cb9f (patch)
tree34a103dd52e3bae5e5d4b70c06a6426773d8bf39
parent54d6b20192fe6fc244248c7766533a768c591bae (diff)
downloadhaskell-wip/hpc-docs.tar.gz
users guide: Document -hpcdir flagwip/hpc-docs
Previously this was undocumented.
-rw-r--r--docs/users_guide/expected-undocumented-flags.txt1
-rw-r--r--docs/users_guide/profiling.rst12
2 files changed, 12 insertions, 1 deletions
diff --git a/docs/users_guide/expected-undocumented-flags.txt b/docs/users_guide/expected-undocumented-flags.txt
index 9861386d0c..493a713e25 100644
--- a/docs/users_guide/expected-undocumented-flags.txt
+++ b/docs/users_guide/expected-undocumented-flags.txt
@@ -85,7 +85,6 @@
-fversion-macros
-fvia-c
-haddock-opts
--hpcdir
-instantiated-with
-keep-hi-file
-keep-o-file
diff --git a/docs/users_guide/profiling.rst b/docs/users_guide/profiling.rst
index 78f96ae8cb..803457fce9 100644
--- a/docs/users_guide/profiling.rst
+++ b/docs/users_guide/profiling.rst
@@ -1471,6 +1471,18 @@ Options for instrumenting code for coverage
:ghc-flag:`-fhpc`, and the :command:`hpc` tool will only show information about
those modules.
+.. ghc-flag:: -hpcdir⟨dir⟩
+ :shortdesc: Set the directory where GHC places ``.mix`` files.
+ :type: dynamic
+ :category: coverage
+
+ :default: .hpc
+
+ Override the directory where GHC places the HPC index
+ (``.mix``) files used by ``hpc`` to understand program
+ structure.
+
+
The hpc toolkit
~~~~~~~~~~~~~~~