[PATCH] D102453: [CMake][ELF] Add -fno-semantic-interposition for GCC and Clang>=13

Fri Jun 4 11:14:58 PDT 2021

MaskRay added a comment.

In D102453#2799183 <https://reviews.llvm.org/D102453#2799183>, @nikic wrote:

> Nice results for GCC host compiler :) https://llvm-compile-time-tracker.com/compare.php?from=73c3530f5e057333eeac300b9d9925a13c55c9a6&to=a96f875fe98de5eb5f44b0148baa442c998364ed&stat=instructions

Thanks for measuring:) 3~4% means that GCC is using a really unfortunate default:(

It would be nice if we can have an agreed option https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100593 https://sourceware.org/pipermail/binutils/2021-June/116831.html but communication with GNU has been difficult.

Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D102453/new/

https://reviews.llvm.org/D102453