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-rw-r--r--include/llvm/Support/GraphWriter.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/llvm/Support/GraphWriter.h b/include/llvm/Support/GraphWriter.h
index 8e1b0f92fa..ec64f73fe8 100644
--- a/include/llvm/Support/GraphWriter.h
+++ b/include/llvm/Support/GraphWriter.h
@@ -70,7 +70,7 @@ class GraphWriter {
for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i) {
std::string label = DTraits.getEdgeSourceLabel(Node, EI);
- if (label == "")
+ if (label.empty())
continue;
hasEdgeSourceLabels = true;
@@ -78,7 +78,7 @@ class GraphWriter {
if (i)
O << "|";
- O << "<s" << i << ">" << DTraits.getEdgeSourceLabel(Node, EI);
+ O << "<s" << i << ">" << label;
}
if (EI != EE && hasEdgeSourceLabels)
@@ -235,7 +235,7 @@ public:
DestPort = static_cast<int>(Offset);
}
- if (DTraits.getEdgeSourceLabel(Node, EI) == "")
+ if (DTraits.getEdgeSourceLabel(Node, EI).empty())
edgeidx = -1;
emitEdge(static_cast<const void*>(Node), edgeidx,