From ebd77645cc1c309bd53c382cf462f59d94d0cc63 Mon Sep 17 00:00:00 2001
From: Davide Italiano <davide@freebsd.org>
Date: Mon, 24 Apr 2017 17:48:44 +0000
Subject: [DomPrinter] Add a way to programmatically dump a dot representation.

Differential Revision:  https://reviews.llvm.org/D32145

llvm-svn: 301205
---
 llvm/lib/Analysis/DomPrinter.cpp | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'llvm/lib')

diff --git a/llvm/lib/Analysis/DomPrinter.cpp b/llvm/lib/Analysis/DomPrinter.cpp
index 7acfb41500d..8abc0e7d0df 100644
--- a/llvm/lib/Analysis/DomPrinter.cpp
+++ b/llvm/lib/Analysis/DomPrinter.cpp
@@ -80,6 +80,22 @@ struct DOTGraphTraits<PostDominatorTree*>
 };
 }
 
+void DominatorTree::viewGraph(const Twine &Name, const Twine &Title) {
+#ifndef NDEBUG
+  ViewGraph(this, Name, false, Title);
+#else
+  errs() << "DomTree dump not available, build with DEBUG\n";
+#endif  // NDEBUG
+}
+
+void DominatorTree::viewGraph() {
+#ifndef NDEBUG
+  this->viewGraph("domtree", "Dominator Tree for function");
+#else
+  errs() << "DomTree dump not available, build with DEBUG\n";
+#endif  // NDEBUG
+}
+
 namespace {
 struct DominatorTreeWrapperPassAnalysisGraphTraits {
   static DominatorTree *getGraph(DominatorTreeWrapperPass *DTWP) {
-- 
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