PR middle-end/58477
	* ipa-prop.c (stmt_may_be_vtbl_ptr_store): Skip clobbers.
	* g++.dg/ipa/devirt-19.C: New testcase.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@205993 138bc75d-0d04-0410-961f-82ee72b054a4