Re: New GCC mirror from Rabat, Morocco

2020-01-04 Thread Gerald Pfeifer
Hi Sami, On Sun, 6 Oct 2019, Sami Ait Ali Oulahcen wrote: > We'd like to start mirroring the GCC. apologies, it appears none of us did get back to you last year? Happy to have you as a mirror, and if you'd like to submit a patch for https://gcc.gnu.org/mirrors.html that'd be great. Otherwise we

Re: http://www.netgull.com mirror broken

2020-01-04 Thread Gerald Pfeifer
On Wed, 4 Dec 2019, Dan Allen wrote: > http://www.netgull.com has gcc snapshots and releases, but in the past > few weeks only the diffs are there - none of the actual source tarballs > are present. > > I am not sure how to get this message through to netball, but I figured > you had a better c

gcc-9-20200104 is now available

2020-01-04 Thread gccadmin
Snapshot gcc-9-20200104 is now available on https://gcc.gnu.org/pub/gcc/snapshots/9-20200104/ and on various mirrors, see http://gcc.gnu.org/mirrors.html for details. This snapshot has been generated from the GCC 9 SVN branch with the following options: svn://gcc.gnu.org/svn/gcc/branches/gcc-9

-fpatchable-function-entry: leverage multi-byte NOP on x86

2020-01-04 Thread Fangrui Song
-fpatchable-function-entry is used by Linux kernel arm64/parisc. The feature works for x86, but does not leverage multi-byte NOP. % cat a.c int foo() { return 0; } % gcc -fpatchable-function-entry=5,0 -c a.c % objdump -d a.o ... : 0: 90 nop 1: 90