[PATCH] Replace variadic operator function pointer with an enum value.

[Manuel Klimek]

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Comment at: lib/ASTMatchers/ASTMatchersInternal.cpp:127
@@ -102,1 +126,3 @@
   auto SupportedKind = InnerMatchers[0].SupportedKind;
+  VariadicMatcher::VariadicOperatorFunction Func;
+  switch (Op) {
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Please add a comment why we can't use virtual dispatch here.

http://reviews.llvm.org/D6293