Add the ability to AST match a variable declaration that is an exception variable.

llvm-svn: 242303
diff --git a/clang/lib/ASTMatchers/Dynamic/Registry.cpp b/clang/lib/ASTMatchers/Dynamic/Registry.cpp
index 72713dd..2af4f00 100644
--- a/clang/lib/ASTMatchers/Dynamic/Registry.cpp
+++ b/clang/lib/ASTMatchers/Dynamic/Registry.cpp
@@ -245,6 +245,7 @@
   REGISTER_MATCHER(isConstQualified);
   REGISTER_MATCHER(isDefinition);
   REGISTER_MATCHER(isDeleted);
+  REGISTER_MATCHER(isExceptionVariable);
   REGISTER_MATCHER(isExplicitTemplateSpecialization);
   REGISTER_MATCHER(isExpr);
   REGISTER_MATCHER(isExternC);