[commit: ghc] wip/nfs-locking: Add to demo.txt. (140376a)

[git at git.haskell.org]

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

On branch  : wip/nfs-locking
Link       : http://ghc.haskell.org/trac/ghc/changeset/140376acfd4cedd015f436f83ea30abf3aaed848/ghc

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

commit 140376acfd4cedd015f436f83ea30abf3aaed848
Author: Andrey Mokhov <andrey.mokhov at gmail.com>
Date:   Mon Jul 27 02:03:46 2015 +0100

    Add to demo.txt.


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

140376acfd4cedd015f436f83ea30abf3aaed848
 doc/demo.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/doc/demo.txt b/doc/demo.txt
index 4b6b671..cec474a 100644
--- a/doc/demo.txt
+++ b/doc/demo.txt
@@ -2,3 +2,8 @@
 2. Rebuild only when package-data.mk contents has changed
 
 * Add to Settings/GhcPkg.hs: package deepseq ? arg "--force"
+
+3. Reduce complexity when searching for source files by 40x:
+
+* compiler, was: 25 dirs (24 source dirs + autogen) x 406 modules x 2 extensions = 20300 candidates
+* compiler, now: 25 dirs x 20 module-dirs = 500 candidates
\ No newline at end of file