Re: Add support to trace comparison instructions and switch statements

2017-07-14 Thread Dmitry Vyukov via gcc
On Fri, Jul 14, 2017 at 11:17 PM, Kostya Serebryany wrote: > Hi > > I wrote a test for "-fsanitize-coverage=trace-cmp" . > > Is there anybody tells me if these codes could be merged into gcc ? Nice! We are currently working on Linux kernel fuzzing

Re: Add support to trace comparison instructions and switch statements

2017-07-14 Thread Kostya Serebryany via gcc
On Fri, Jul 14, 2017 at 5:23 AM, Dmitry Vyukov wrote: > On Thu, Jul 13, 2017 at 11:18 PM, Kostya Serebryany wrote: >>> > Hi >>> > >>> > I wrote a test for "-fsanitize-coverage=trace-cmp" . >>> > >>> > Is there anybody tells me if these codes could be merged into gcc ? >>> >>> >>> Nice! >>> >>> We

Re: Getting spurious FAILS in testsuite?

2017-07-14 Thread Bernd Edlinger
On 07/14/17 13:03, Georg-Johann Lay wrote: > On 13.07.2017 18:47, Bernd Edlinger wrote: >> On 07/13/17 16:31, Georg-Johann Lay wrote: >>> On 12.07.2017 15:40, Bernd Edlinger wrote: On 07/11/17 22:28, Bernd Edlinger wrote: > On 07/11/17 21:42, Andrew Pinski wrote: >> On Tue, Jul 11, 201

Re: Add support to trace comparison instructions and switch statements

2017-07-14 Thread Dmitry Vyukov via gcc
On Thu, Jul 13, 2017 at 11:18 PM, Kostya Serebryany wrote: >> > Hi >> > >> > I wrote a test for "-fsanitize-coverage=trace-cmp" . >> > >> > Is there anybody tells me if these codes could be merged into gcc ? >> >> >> Nice! >> >> We are currently working on Linux kernel fuzzing that use the >> comp

gcc-6-branch snapshots disabled?

2017-07-14 Thread Mikael Pettersson
Seems like the weekly snapshots from gcc-6-branch were disabled before the 6.4.0 release but not re-enabled afterwards. The snapshots from trunk and gcc-{7,5}-branch are being generated as usual.

Re: Getting spurious FAILS in testsuite?

2017-07-14 Thread Georg-Johann Lay
On 13.07.2017 18:47, Bernd Edlinger wrote: On 07/13/17 16:31, Georg-Johann Lay wrote: On 12.07.2017 15:40, Bernd Edlinger wrote: On 07/11/17 22:28, Bernd Edlinger wrote: On 07/11/17 21:42, Andrew Pinski wrote: On Tue, Jul 11, 2017 at 12:31 PM, Andrew Pinski wrote: On Tue, Jul 11, 2017 at 12

Re: Linux and Windows generate different binaries

2017-07-14 Thread Yuri Gribov
On Thu, Jul 13, 2017 at 4:56 AM, Klaus Kruse Pedersen (Klaus) wrote: > On Wed, 2017-07-12 at 08:57 -0600, Sandra Loosemore wrote: >> On 07/12/2017 05:07 AM, Klaus Kruse Pedersen (Klaus) wrote: >> > I have seen reproducible builds being discussed here, but what is >> > the >> > position on inter c-

Re: Add support to trace comparison instructions and switch statements

2017-07-14 Thread Jeff Law
On 07/10/2017 06:07 AM, 吴潍浠(此彼) wrote: > Hi > > I write some codes to make gcc support comparison-guided fuzzing. > It is very like > http://clang.llvm.org/docs/SanitizerCoverage.html#tracing-data-flow . > With -fsanitize-coverage=trace-cmp the compiler will insert extra > instrumentation around