* jv-scan.c (help): Document --complexity.
(options): Added --complexity.
(flag_complexity): New global.
(main): Call `report'.
* parse-scan.y (complexity): New global.
(if_then_statement, if_then_else_statement,
if_then_else_statement_nsi, switch_block_statement_group,
while_expression, do_statement, for_begin, continue_statement,
throw_statement, catch_clause, finally, method_invocation,
conditional_and_expression, conditional_or_expression,
conditional_expression): Update complexity.
(reset_report): Reset complexity.
(report): New function.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@37595 138bc75d-0d04-0410-961f-82ee72b054a4