This testcase wasn't fixed by the 66139 patch; split_nonconstant_init_1 was
failing to add a cleanup for an array member of a class (e.g. e1) that will
run if initializing a later member (e.g. e2) throws.
* typeck2.c (split_nonconstant_init_1): Add nested parm.
Add cleanup for whole array if true.
From-SVN: r279577
