Auto merge of #126832 - petrochenkov:linkarg, r=<try> #47307

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1 error and 10 warnings

Process completed with exit code 1.

creating a shared reference to mutable static is discouraged

creating a mutable reference to mutable static is discouraged

trait `Bar` is never used

method `tr2` is never used

trait `IntoIteratorX` is never used

method `into_iter` is never used

method `dummy` is never used

unnecessary parentheses around assigned value

trait `AutoInner` is never used

trait `AutoUnsafeInner` is never used