* jcf-write.c (generate_classfile): Issue an error in case of
field/initial value mismatch.
* parse.y (analyze_clinit_body): Keep <clinit> if an array is
being initialized and we're generating bytecode.
(java_complete_lhs): In MODIFY_EXPR section: added comments,
set DECL_INITIAL properly when appropriate.
Fixes PR java/4230
Fixes PR java/4204