[Bug testsuite/43759] The tests gcc.dg/plugindir*.c should be restricted to builds configured with --enable-plugin

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43759

--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2010-12-12 11:53:15 UTC ---
See also pr46902 for other failures of gcc.dg/plugindir*.c.