GitLab

	PR c++/10219
	* pt.c (type_unification_real): Don't unify exprs of error type.
	* tree.c (error_type): Don't die on error_type.
testsuite:
	PR c++/10219
	* g++.dg/template/error1.C: New.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@68825 138bc75d-0d04-0410-961f-82ee72b054a4