re PR c++/72800 (ICE on invalid C++14 code with initialized lambda capture: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in add_capture, at cp/lambda.c:505)

/cp
2016-08-04  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/72800
	* lambda.c (add_capture): Check lambda_capture_field_type return
	value for error_mark_node.

/testsuite
2016-08-04  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/72800
	* g++.dg/cpp1y/lambda-ice1.C: New.

From-SVN: r239148