pagerank: wibbles to build with repa-3.4

dintxaustip · Feb 22, 2017 · a32c3b1 · a32c3b1
1 parent 558eccf
commit a32c3b1
Showing 1 changed file with 30 additions and 13 deletions.
diff --git a/repa-examples/examples/PageRank/pagerank.cabal b/repa-examples/examples/PageRank/pagerank.cabal
@@ -9,17 +9,23 @@ Cabal-Version:       >=1.6
 Stability:           experimental
 Category:            Data Structures
 
+Flag llvm
+  Description:  Compile via LLVM. This produces much better object code,
+                but you need to have the LLVM compiler installed.
+
+  Default:      False
+
 Executable pagerank
-  Build-depends: 
+  Build-depends:
         base,
-        directory         == 1.1.*,
-        bytestring        == 0.9.2.*,
-        containers        == 0.4.2.*,
-        repa              == 3.2.*,
-        vector            == 0.9.*,
-        vector-algorithms == 0.5.4.*
-
-  Main-is: 
+        directory         >= 1.1,
+        bytestring        >= 0.9.2,
+        containers        >= 0.4.2,
+        repa              == 3.4.*,
+        vector            >= 0.9,
+        vector-algorithms >= 0.5.4
+
+  Main-is:
         Main.hs
 
   other-modules:
@@ -29,11 +35,22 @@ Executable pagerank
 
   hs-source-dirs: src
 
-  ghc-options: 
-        -rtsopts 
-        -threaded 
-        -O2
+  ghc-options:
+        -rtsopts
+        -threaded
+        -Odph
+        -fno-liberate-case
+        -funfolding-use-threshold100
+        -funfolding-keeness-factor100
+
+  if flag(llvm)
+    ghc-options:
+        -fllvm -optlo-O3
 
   extensions:
         PatternGuards
         BangPatterns
+        GADTs
+
+-- vim: nospell
+