On 01/07/2015 02:30 PM, Josh Boyer wrote:
We just went over something very much like this for x86_64 packages
with FESCo ticket 1113:

https://fedorahosted.org/fesco/ticket/1113

Could you perhaps review that and elaborate on the differences between
that proposal and this one if there are any?

GCC 5 and recent binutils support copy relocations, so the performance impact of PIE is reduced even further.

I wrote a slightly broader proposal, also covering SSE2 (for i386), and (since today) off_t and ino_t:

  <https://fedoraproject.org/wiki/Changes/Modernise_GCC_Flags>

--
Florian Weimer / Red Hat Product Security
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