Arthur Eubanks 9a0fe1b0fc [Inline] Attempt to delete any discardable if unused functions ...

Previously we limited ourselves to only internal/private functions. We
can also delete linkonce_odr functions.

Minor compile time wins:
https://llvm-compile-time-tracker.com/compare.php?from=d51e3474e060cb0e90dc2e2487f778b0d3e6a8de&to=bccffe3f8d5dd4dda884c9ac1f93e51772519cad&stat=instructions

Major memory wins on tramp3d:
https://llvm-compile-time-tracker.com/compare.php?from=d51e3474e060cb0e90dc2e2487f778b0d3e6a8de&to=bccffe3f8d5dd4dda884c9ac1f93e51772519cad&stat=max-rss

Relanding with fix for compile times D117236.

Reviewed By: nikic, mtrofin

Differential Revision: https://reviews.llvm.org/D115545

2022-01-13 14:48:38 -08:00

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