Rdar 34818636 backport pr 12257 stats output dir filename issues to swift 4.0 branch #12282
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This was causing cases of very long input pathnames to be mangled into stats filenames greater than 255 characters long, which in turn meant stats files were not being written in some cases.
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@swift-ci please test |
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This is a backport of #12257 and #12279 to swift-4.0-branch to more-accurately gather stats there (in particular: dodge a data-loss issue when writing stats files to deeply-nested directories).
rdar://34818636