...to CompilerTest_compilerplugins_clang in
871e420c "Fix loplugin::unusedvariablecheck
check for std classes"

Change-Id: I011d8ff73189dfa85adb4cbd50e556f25be9b79c
Reviewed-on: https://gerrit.libreoffice.org/44592Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
Tested-by: Stephan Bergmann <sbergman@redhat.com>