[commit: ghc] ghc-8.0: user-guide: Use ghc-flag for dump formatting flags (84f1841)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : ghc-8.0
Link       : http://ghc.haskell.org/trac/ghc/changeset/84f1841bbd0946bf50f10fcbbe36e081bf0a817c/ghc

>---------------------------------------------------------------

commit 84f1841bbd0946bf50f10fcbbe36e081bf0a817c
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Thu Jan 14 13:49:17 2016 +0100

    user-guide: Use ghc-flag for dump formatting flags
    
    And document -dth-dec-file. Not sure how these were missed.
    
    (cherry picked from commit 83c13c2a6b7d7424d0bbee31f4ef2e7ab44836b0)


>---------------------------------------------------------------

84f1841bbd0946bf50f10fcbbe36e081bf0a817c
 docs/users_guide/debugging.rst | 22 +++++++++-------------
 1 file changed, 9 insertions(+), 13 deletions(-)

diff --git a/docs/users_guide/debugging.rst b/docs/users_guide/debugging.rst
index f366d95..80c9f8d 100644
--- a/docs/users_guide/debugging.rst
+++ b/docs/users_guide/debugging.rst
@@ -51,6 +51,10 @@ Dumping out compiler intermediate structures
         Dump Template Haskell expressions that we splice in, and what
         Haskell code the expression evaluates to.
 
+    .. ghc-flag:: -dth-dec-file=<file>
+
+        Dump expansions of all top-level Template Haskell splices into ⟨file⟩.
+
     .. ghc-flag:: -ddump-types
 
         Dump a type signature for each value defined at the top level of
@@ -226,32 +230,24 @@ Formatting dumps
 .. index::
    single: formatting dumps
 
-``-dppr-user-length``
-    .. index::
-       single: -dppr-user-length
+.. ghc-flag:: -dppr-user-length
 
     In error messages, expressions are printed to a certain "depth",
     with subexpressions beyond the depth replaced by ellipses. This flag
     sets the depth. Its default value is 5.
 
-``-dppr-colsNNN``
-    .. index::
-       single: -dppr-colsNNN
+.. ghc-flag:: -dppr-cols=N
 
     Set the width of debugging output. Use this if your code is wrapping
-    too much. For example: ``-dppr-cols200``.
+    too much. For example: ``-dppr-cols=200``.
 
-``-dppr-case-as-let``
-    .. index::
-       single: -dppr-case-as-let
+.. ghc-flag:: -dppr-case-as-let
 
     Print single alternative case expressions as though they were strict
     let expressions. This is helpful when your code does a lot of
     unboxing.
 
-``-dno-debug-output``
-    .. index::
-       single: -dno-debug-output
+.. ghc-flag:: -dno-debug-output
 
     Suppress any unsolicited debugging output. When GHC has been built
     with the ``DEBUG`` option it occasionally emits debug output of