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improve compatibility with various versions of graphviz, patch by
authorChris Lattner <sabre@nondot.org>
Tue, 20 Jan 2009 18:25:03 +0000 (18:25 +0000)
committerChris Lattner <sabre@nondot.org>
Tue, 20 Jan 2009 18:25:03 +0000 (18:25 +0000)
commitccb3ab46f62504a84b3fda435e282821dea55438
tree04772d9a17cda63deb9caf9c9d9c1f83bc4e8178
parent9981b1f15681a2a09c9953cf6773a3b839ead4e7
improve compatibility with various versions of graphviz, patch by
Patrick Boettcher!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62592 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Support/GraphWriter.cpp