Re: C provenance semantics proposal

2019-05-09 Thread Ralf Jung
Hi all, >>> if (a == b) >>> ... >>> >>> # c = PHI >>> >>> where we'd lose eliding such a conditional. IMHO that's bad >>> and very undesirable. >> But if we only suppress this optimization for pointers is it that terrible? > > I've at least seen a lot of cases with c = PHI for null pointer >

Re: [9/10 Regression] [PR87833] Intel MIC (emulated) offloading still broken (was: GCC 9.0.1 Status Report (2019-04-25))

2019-05-09 Thread Ilya Verbin
Hi Hongtao, I have left Intel 3 years ago. If you have any questions regarding MIC offloading, you can reach me by iver...@gmail.com Hongtao Liu : > I don't konw this guy ilya.ver...@intel.com. > Do you know him/her, H.J? > > -- > BR, > Hongtao || Ilya

Re: About GSOC.

2019-05-09 Thread Joseph Myers
On Wed, 8 May 2019, Tejas Joshi wrote: > Hello. > I can't figure out from the documentation how to add test cases in the > testsuite and inspect the results. How can I do that? Although, Taking > the mentioned conditions under consideration, I have made another > patch, attached. This patch still

Re: About GSOC.

2019-05-09 Thread Joseph Myers
On Wed, 8 May 2019, Tejas Joshi wrote: > Is this the way test cases should be added and checked? Yes, that's appropriate for tests of roundeven optimization for constant arguments. When you get onto testing roundevenf128 (to cover various cases with 113-bit precision), you'll need to make thos

gcc-7-20190509 is now available

2019-05-09 Thread gccadmin
Snapshot gcc-7-20190509 is now available on ftp://gcc.gnu.org/pub/gcc/snapshots/7-20190509/ and on various mirrors, see http://gcc.gnu.org/mirrors.html for details. This snapshot has been generated from the GCC 7 SVN branch with the following options: svn://gcc.gnu.org/svn/gcc/branches/gcc-7