Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2015-09-04' into staging

qapi: Another round of fixes and cleanups

# gpg: Signature made Fri 04 Sep 2015 14:48:54 BST using RSA key ID EB

Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2015-09-04' into staging

qapi: Another round of fixes and cleanups

# gpg: Signature made Fri 04 Sep 2015 14:48:54 BST using RSA key ID EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg: aka "Markus Armbruster <armbru@pond.sub.org>"

* remotes/armbru/tags/pull-qapi-2015-09-04: (33 commits)
qapi: Generators crash when --output-dir isn't given, fix
docs/qapi-code-gen.txt: Fix QAPI schema examples
qapi: Simplify error reporting for array types
qapi: Fix errors for non-string, non-dictionary members
tests/qapi-schema: Cover non-string, non-dictionary members
tests/qapi-schema: Cover two more syntax errors
qapi: Drop one of two "simple union must not have base" checks
qapi: Generated code cleanup
qapi-commands: Drop useless initialization
qapi-commands: Don't feed output of mcgen() to mcgen() again
qapi-commands: Inline gen_marshal_output_call()
qapi-commands: Fix gen_err_check(e) for e and e != 'local_err'
qapi: Command returning anonymous type doesn't work, outlaw
qapi: Fix to reject union command and event arguments
qapi-tests: New tests for union, alternate command arguments
tests/qapi-schema: Rename tests from data- to args-
tests/qapi-schema: Restore test case for flat union base bug
qapi: Document flaws in checking of names
qapi: Document shortcoming with union 'data' branch
qapi: Document that input visitor semantics are prone to leaks
...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

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tests/qapi-schema: Cover non-string, non-dictionary members

We always report "should be a dictionary" then. This is misleading:
when allow_dict, it can be a dictionary or a type name string, else i

tests/qapi-schema: Cover non-string, non-dictionary members

We always report "should be a dictionary" then. This is misleading:
when allow_dict, it can be a dictionary or a type name string, else it
can only be a type name.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>

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