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ocaml-core / build-and-install

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build-and-install

           trap "rm -r '$dest'" EXIT
           ;;
   esac
-  ./oasis.sh $optflags "${configopts[@]-}"
+  ./oasis.sh $optflags "${configopts[@]:+${configopts[@]}}"
   make build BUILDFLAGS="$makeflags"
   make install || true
   popd