[cfe-dev] [llvm-dev] llvm and clang are getting slower

Renato Golin via cfe-dev cfe-dev at lists.llvm.org
Tue Mar 8 17:15:17 PST 2016

On 9 Mar 2016 1:22 a.m., "Adam Nemet via cfe-dev" <cfe-dev at lists.llvm.org>
> A related issue is that if an analysis is not preserved by a pass, it
gets invalidated *even if* the pass doesn’t end up modifying the code.
Because of this for example we invalidate SCEV’s cache unnecessarily.   The
new pass manager should fix this.

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/cfe-dev/attachments/20160309/51f55248/attachment.html>

More information about the cfe-dev mailing list