CI: fix running clang-tidy on full sources

diff --git a/.ci/tidy/run.sh b/.ci/tidy/run.sh
index bd730d78dcd99b0963c4c7c0a8576b1c2f7f06ac..d196975b4e75d55fa57d4000a8809a05844ea636 100755 (executable)
--- a/.ci/tidy/run.sh
+++ b/.ci/tidy/run.sh
@@ -27,6 +27,7 @@ for path in $paths; do
 done
 
 if ! [ -f compile_commands.json ]; then
+  make clean
   compiledb make all extra
 fi