Fix Issue 19202 - deprecated eponymous template prints no warning

[RazvanN7]

No description provided.

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Bugzilla references

Auto-close	Bugzilla	Severity	Description
✓	19202	regression	deprecated eponymous template prints no warning

Testing this PR locally

If you don't have a local development environment setup, you can use Digger to test this PR:

dub fetch digger
dub run digger -- build "stable + dmd#9079"

[jacob-carlborg]

Curly braces should be on their own lines.

[RazvanN7]

Done.

[WalterBright]

@RazvanN7 something's up with appveyor

[RazvanN7]

@WalterBright It's unrelated to this PR. It always appears when you target stable. I think that @TurkeyMan 's C++ namespace PR wasn't merged in stable.

[thewilsonator]

Test fail_compilation/fail19202.d failed: 
expected:
----
fail_compilation/fail19202.d(10): Deprecation: variable `fail19202.X!().X` is deprecated
----
actual:
----
fail_compilation/fail19202.d(11): Deprecation: variable `fail19202.X!().X` is deprecated

[RazvanN7]

@thewilsonator yeah, forgot to update the line number. Should be good now

[wilzbach]

AUTO_UPDATE=1 is your friend.