Add explicit keywords.
llvm-svn: 48801
diff --git a/llvm/utils/TableGen/DAGISelEmitter.cpp b/llvm/utils/TableGen/DAGISelEmitter.cpp
index dc95e79..70d88ce 100644
--- a/llvm/utils/TableGen/DAGISelEmitter.cpp
+++ b/llvm/utils/TableGen/DAGISelEmitter.cpp
@@ -2072,7 +2072,7 @@
OS << " std::vector<SDNode*> &ISelQueue;\n";
OS << " bool HadDelete;\n";
OS << " public:\n";
- OS << " ISelQueueUpdater(std::vector<SDNode*> &isq)\n";
+ OS << " explicit ISelQueueUpdater(std::vector<SDNode*> &isq)\n";
OS << " : ISelQueue(isq), HadDelete(false) {}\n";
OS << " \n";
OS << " bool hadDelete() const { return HadDelete; }\n";