ghc: update to 7.10.2.

srcpkgs/ghc/template

@@ -1,6 +1,6 @@
 # Template file for 'ghc'
 pkgname=ghc
-version=7.10.1
+version=7.10.2
 revision=1
 patch_args="-Np1"
 build_style=gnu-configure
@@ -13,7 +13,7 @@ maintainer="Christian Neukirchen <chneukirchen@gmail.com>"
 license="custom"
 homepage="http://www.haskell.org/ghc/"
 distfiles="http://www.haskell.org/ghc/dist/$version/$pkgname-$version-src.tar.xz"
-checksum=92f3e3d67a637c587c49b61c704a670953509eb4b17a93c0c2ac153da4cd3aa0
+checksum=54cd73755b784d78e2f13d5eb161bfa38d3efee9e8a56f7eb6cd9f2d6e2615f5
 nocross=yes  # ask chris2 before wasting time trying to do that
 
 pre_configure() {

srcpkgs/ghc/update

@@ -0,0 +1,2 @@
+site='https://www.haskell.org/ghc/'
+pattern='GHC \K[\d.]+'