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-rw-r--r--INSTALL.md9
1 files changed, 6 insertions, 3 deletions
diff --git a/INSTALL.md b/INSTALL.md
index 34bb5b45b7..3ae9186874 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -8,13 +8,13 @@ has all the answers.
Before building GHC you may need to install some other tools and
libraries. See "Setting up your system for building GHC" [2].
-NB. in particular you need GHC installed in order to build GHC,
+N.B. in particular you need GHC installed in order to build GHC,
because the compiler is itself written in Haskell. For instructions
on how to port GHC to a new platform, see the Building Guide [1].
For building library documentation, you'll need Haddock [3]. To build
the compiler documentation, you need [Sphinx](http://www.sphinx-doc.org/) and
-Xelatex (only for PDF output).
+XeLaTex (only for PDF output).
Quick start: the following gives you a default build:
@@ -28,7 +28,10 @@ Quick start: the following gives you a default build:
$ ./configure --enable-tarballs-autodownload
-The "perl boot" step is only necessary if this is a tree checked out
+You can use Make's `-jN` option to parallelize the build. It's generally best
+to set `N` somewhere around the core count of the build machine.
+
+The `perl boot` step is only necessary if this is a tree checked out
from git. For source distributions downloaded from GHC's web site,
this step has already been performed.