[Issue 19236] Replace runtime `typeid(T).initializer().ptr is null` checks with compile-time `__traits(isZeroInit, T)`

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19236

--- Comment #1 from github-bugzilla at puremagic.com ---
Commits pushed to master at https://github.com/dlang/phobos

https://github.com/dlang/phobos/commit/947ba5170713234eb29305ce44136e067728d389
Fix Issue 19236 - Replace runtime `typeid(T).initializer().ptr is null` checks
with compile-time `__traits(isZeroInit, T)`

https://github.com/dlang/phobos/commit/538587451b0d7a284d90b62d54b448cc9e92d689
Merge pull request #6698 from n8sh/issue-19236

Fix Issue 19236 - Replace runtime `typeid(T).initializer().ptr is null` checks
with compile-time `__traits(isZeroInit, T)`

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