Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread H.J. Lu
On Wed, Jul 20, 2016 at 3:07 PM, Andrew Pinski wrote: > On Wed, Jul 20, 2016 at 2:57 PM, H.J. Lu wrote: >> On Wed, Jul 20, 2016 at 2:20 PM, Jeff Law wrote: >>> On 07/20/2016 03:09 PM, Andrew Pinski wrote: On Wed, Jul 20, 2016 at 2:02 PM, Andrew Pinski wrote: > > On Wed, Jul 20

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread Andrew Pinski
On Wed, Jul 20, 2016 at 2:57 PM, H.J. Lu wrote: > On Wed, Jul 20, 2016 at 2:20 PM, Jeff Law wrote: >> On 07/20/2016 03:09 PM, Andrew Pinski wrote: >>> >>> On Wed, Jul 20, 2016 at 2:02 PM, Andrew Pinski wrote: On Wed, Jul 20, 2016 at 1:32 PM, Jeff Law wrote: > > On 07/20/2016 0

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread H.J. Lu
On Wed, Jul 20, 2016 at 2:20 PM, Jeff Law wrote: > On 07/20/2016 03:09 PM, Andrew Pinski wrote: >> >> On Wed, Jul 20, 2016 at 2:02 PM, Andrew Pinski wrote: >>> >>> On Wed, Jul 20, 2016 at 1:32 PM, Jeff Law wrote: On 07/20/2016 02:21 PM, Segher Boessenkool wrote: > > > On We

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread Jeff Law
On 07/20/2016 03:09 PM, Andrew Pinski wrote: On Wed, Jul 20, 2016 at 2:02 PM, Andrew Pinski wrote: On Wed, Jul 20, 2016 at 1:32 PM, Jeff Law wrote: On 07/20/2016 02:21 PM, Segher Boessenkool wrote: On Wed, Jul 20, 2016 at 12:48:09PM +0530, Senthil Kumar Selvaraj wrote: I see this for some

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread Andrew Pinski
On Wed, Jul 20, 2016 at 2:02 PM, Andrew Pinski wrote: > On Wed, Jul 20, 2016 at 1:32 PM, Jeff Law wrote: >> On 07/20/2016 02:21 PM, Segher Boessenkool wrote: >>> >>> On Wed, Jul 20, 2016 at 12:48:09PM +0530, Senthil Kumar Selvaraj wrote: > > I see this for some of the larger C frontend te

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread Andrew Pinski
On Wed, Jul 20, 2016 at 1:32 PM, Jeff Law wrote: > On 07/20/2016 02:21 PM, Segher Boessenkool wrote: >> >> On Wed, Jul 20, 2016 at 12:48:09PM +0530, Senthil Kumar Selvaraj wrote: I see this for some of the larger C frontend tests with lots of expected errors/warnings as well. >> >>

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread Jeff Law
On 07/20/2016 02:21 PM, Segher Boessenkool wrote: On Wed, Jul 20, 2016 at 12:48:09PM +0530, Senthil Kumar Selvaraj wrote: I see this for some of the larger C frontend tests with lots of expected errors/warnings as well. I also see this for tests with small output, but it happens more often fo

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread Segher Boessenkool
On Wed, Jul 20, 2016 at 12:48:09PM +0530, Senthil Kumar Selvaraj wrote: > > I see this for some of the larger C frontend tests with lots of expected > > errors/warnings as well. I also see this for tests with small output, but it happens more often for tests with big output. > Are you guys getti

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread Richard Biener
On July 20, 2016 9:18:09 AM GMT+02:00, Senthil Kumar Selvaraj wrote: > >Richard Biener writes: > >> On July 20, 2016 2:01:18 AM GMT+02:00, Andrew Pinski > wrote: >>>Hi, >>> I noticed that ubsan testsuite sometimes has failures due to >dejagnu >>>buffer gets full and we no longer match on the out

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-20 Thread Senthil Kumar Selvaraj
Richard Biener writes: > On July 20, 2016 2:01:18 AM GMT+02:00, Andrew Pinski > wrote: >>Hi, >> I noticed that ubsan testsuite sometimes has failures due to dejagnu >>buffer gets full and we no longer match on the output any more. >>As you can see from the .log file: >>/data1/jenkins/workspace

Re: ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-19 Thread Richard Biener
On July 20, 2016 2:01:18 AM GMT+02:00, Andrew Pinski wrote: >Hi, > I noticed that ubsan testsuite sometimes has failures due to dejagnu >buffer gets full and we no longer match on the output any more. >As you can see from the .log file: >/data1/jenkins/workspace/BuildThunderX_native_gcc_6/gcc/gcc

ubsan and Dejagnu not having a big enough buffer in some cases

2016-07-19 Thread Andrew Pinski
Hi, I noticed that ubsan testsuite sometimes has failures due to dejagnu buffer gets full and we no longer match on the output any more. As you can see from the .log file: /data1/jenkins/workspace/BuildThunderX_native_gcc_6/gcc/gcc/testsuite/c-c++-common/ubsan/float-cast-overflow-1.c:88:3: runtim