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Jan Beulich
3bc40a4404
Even the 2018 edition of The Open Group Base Specifications Issue 7 [1]
doesn't name -E as a standard option; only Issue 8 [2] does. As we can
easily avoid anything "extended" about the expression used, drop the -E,
escape the parentheses, and replace the sole + by *.
[1] https://pubs.opengroup.org/onlinepubs/9699919799/
[2] https://pubs.opengroup.org/onlinepubs/9799919799/
Fixes: b3d31533a0 ("tools/tests: introduce unit tests for domain ID allocator")
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Andrew Cooper <andrew.cooper3@citrix.com>
Release-Acked-by: Oleksii Kurochko<oleksii.kurochko@gmail.com>