[PATCH] D120305: [Driver] Default CLANG_DEFAULT_PIE_ON_LINUX to ON

Dávid Bolvanský via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Fri Feb 25 10:23:54 PST 2022


xbolva00 added a comment.

In D120305#3344938 <https://reviews.llvm.org/D120305#3344938>, @nikic wrote:

> Hm, it looks like enabling PIE has a pretty big negative compile-time impact, with a 20% regression on sqlite3: http://llvm-compile-time-tracker.com/compare.php?from=611122892e6d5813444bdd0e1fbe0a96f6e09779&to=3c4ed02698afec021c6bca80740d1e58e3ee019e&stat=instructions Code-size on kimwitu++ regresses by 13%.
>
> Is that kind of impact expected?

almost no impact on legacy pm, interesting..


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  https://reviews.llvm.org/D120305/new/

https://reviews.llvm.org/D120305



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