[Issue 12779] [REG2.066a] -inline makes wrong code under some conditions

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=12779

--- Comment #1 from jiki at red.email.ne.jp ---
Whether inlining the function 'test' or not makes difference.
However, other conditions affect strange.

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