[commit: ghc] master: users-guide: Clarify -ddump-asm-regalloc-stages documentation (21b7057)

[git at git.haskell.org]

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

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/21b7057e958551fb6bf8c832491345c4f6e7f44f/ghc

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

commit 21b7057e958551fb6bf8c832491345c4f6e7f44f
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Mon Oct 16 17:54:38 2017 -0400

    users-guide: Clarify -ddump-asm-regalloc-stages documentation
    
    [skip ci]


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

21b7057e958551fb6bf8c832491345c4f6e7f44f
 docs/users_guide/debugging.rst | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/docs/users_guide/debugging.rst b/docs/users_guide/debugging.rst
index d33c8b4..52abd74 100644
--- a/docs/users_guide/debugging.rst
+++ b/docs/users_guide/debugging.rst
@@ -477,10 +477,12 @@ assembler.
     Dump the result of the register allocation pass.
 
 .. ghc-flag:: -ddump-asm-regalloc-stages
-    :shortdesc: Dump the build/spill stages of the register allocator.
+    :shortdesc: Dump the build/spill stages of the :ghc-flag:`-fregs-graph`
+                register allocator.
     :type: dynamic
 
-    Dump the build/spill stages of the register allocator.
+    Dump the build/spill stages of the :ghc-flag:`-fregs-graph` register
+    allocator.
 
 .. ghc-flag:: -ddump-asm-stats
     :shortdesc: Dump statistics from the register allocator.