re PR tree-optimization/45470 (ICE: verify_flow_info failed: BB 2 can not throw but has an EH edge with -ftree-vectorize -fnon-call-exceptions)

	PR tree-optimization/45470
	* tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
	can throw internally only.
	* tree-vect-stmts.c (vectorizable_call): Likewise.

From-SVN: r170492