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only point to dest labels if the graph has them

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78192 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Lenharth 2009-08-05 15:04:22 +00:00
parent 1e0039d6cf
commit ea2381eb71
1 changed files with 6 additions and 2 deletions
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8
include/llvm/Support/GraphWriter.h
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@ -252,8 +252,12 @@ public:
if (SrcNodePort >= 0)
O << ":s" << SrcNodePort;
O << " -> Node" << DestNodeID;
if (DestNodePort >= 0)
O << ":d" << DestNodePort;
if (DestNodePort >= 0) {
if (DOTTraits::hasEdgeDestLabels())
O << ":d" << DestNodePort;
else
O << ":s" << DestNodePort;
}
if (!Attrs.empty())
O << "[" << Attrs << "]";