Silence unused function warning when graphviz is not available.
authorBenjamin Kramer <benny.kra@googlemail.com>
Thu, 8 Mar 2012 22:15:23 +0000 (22:15 +0000)
committerBenjamin Kramer <benny.kra@googlemail.com>
Thu, 8 Mar 2012 22:15:23 +0000 (22:15 +0000)
commitcdaedf9f4acc60f8a7a1042af4be04291465e213
treeb19a11dc2443d5bcdf4d0edd7e149dc1cdf623ca
parent72af527f0154e84523f7afc5d38016e0e71e6bb1
Silence unused function warning when graphviz is not available.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152346 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Support/GraphWriter.cpp