Build process is broken in meson.build:4034:14

Host environment

• Operating system: Archlinux
• QEMU version: development version

Description of problem

When I try to build qemu from git code, I got this error in configure part:

../meson.build:4034:14: ERROR: Key microblaze is not in the dictionary.

Additional information

I'm adding the content of the error log to this bug report.meson-log.txt