filter out some of the AST in the plugins

by checking if the current namespace decl is in our code, so we have to
scan less stuff, which results in a 10% perf improvement for me

Change-Id: Idf0e30d57b6d0dcd13daa9ed679c28b9d233d387
Reviewed-on: https://gerrit.libreoffice.org/58942
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 2 insertions, 2 deletions

diff --git a/compilerplugins/clang/simplifybool.cxx b/compilerplugins/clang/simplifybool.cxx
index 23f75a9a6705..7109fcfb96a9 100644
--- a/compilerplugins/clang/simplifybool.cxx
+++ b/compilerplugins/clang/simplifybool.cxx
@@ -76,11 +76,11 @@ Value getValue(Expr const * expr) {
 }
 
 class SimplifyBool:
-    public RecursiveASTVisitor<SimplifyBool>, public loplugin::Plugin
+    public loplugin::FilteringPlugin<SimplifyBool>
 {
 public:
     explicit SimplifyBool(loplugin::InstantiationData const & data):
-        Plugin(data) {}
+        FilteringPlugin(data) {}
 
     void run() override;