http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57111 --- Comment #4 from Marc Glisse <glisse at gcc dot gnu.org> 2013-04-30 18:37:41 UTC --- gcc has -Wfree-nonheap-object, which works for free but not for delete or delete[]. Extending it to these functions seems like a reasonable RFE.