extend LD_LIBRARY_PATH

Author: chessai

.travis.yml

@@ -43,6 +43,7 @@ before_install:
   - CABAL=/opt/ghc/bin/cabal
   - CABALHOME=$HOME/.cabal
   - export PATH="$CABALHOME/bin:$PATH"
+  - export LD_LIBRARY_PATH="/opt/arrayfire/lib64:$LD_LIBRARY_PATH"
   - TOP=$(pwd)
   - "HCNUMVER=$(${HC} --numeric-version|perl -ne '/^(\\d+)\\.(\\d+)\\.(\\d+)(\\.(\\d+))?$/; print(10000 * $1 + 100 * $2 + ($3 == 0 ? $5 != 1 : $3))')"
   - echo $HCNUMVER