Here is the file. I am getting some error in sending .sh file, so I send it
as below.
#!/bin/bash
gcc -fgnu-tm testcase.c > out.txt 2>&1 &&\
if
grep 'internal compiler error' out.txt
then
exit 0
else
exit 1
fi
#! gcc -c -fgnu-tm testcase.c
On Mon, Aug 27, 2018 at 8:59 PM Blower, Melanie <melanie.blo...@intel.com>
wrote:
> The –Wall option probably doesn’t make a difference, warning can be issued
> and the return code is still 0.
>
>
>
> I use creduce a lot. Usually I have a “reference” compilation as well as
> the failure compilation. In your case, possibly, the reference compilation
> would be to NOT use the –fsquiggle option (where squiggle enables the
> transactional memory). You need to work on your script until it returns 0.
> At that point you can start up creduce. Does your test have a main
> program? I think you probably want the “-c” option
>
>
>
> I’m not that fluent with bash scripting—I think your “if” statement might
> be wrong. Here’s a script that works for me in a different case,
>
>
>
> #!/bin/bash
>
> #
>
> #
>
> timeout 30s g++ -w -c test.c >/dev/null 2>&1 &&\
>
> timeout 30s g++ -w –fsquiggle -c test.c 2>&1 | \
>
> head -1 | grep "internal compiler error" >/dev/null 2>&1
>
>
>
>
>
> notice the backslash turns it all into a single line. It requires g++ to
> compile successfully on the first line – I use timeout because sometimes
> the compiler goes into an infinite loop – the 2nd line requires the
> compiler to issue an internal error as the first line of output. Grep
> returns 0 if the pattern is found
>
>
>
>
>
>
>
> *From:* sameeran joshi [mailto:gsocsamee...@gmail.com]
> *Sent:* Monday, August 27, 2018 11:13 AM
> *To:* Blower, Melanie <melanie.blo...@intel.com>
> *Cc:* gcc@gcc.gnu.org; Shubham Narlawar <gsocshub...@gmail.com>
> *Subject:* Re: Transactional memory test case reduction failure
>
>
>
> Hi,thanks for helping.
>
> Below is the text file contain the shell script .
>
> I tried removing the compiler flags like -Wall,still it's giving output as
> 1.
>
> Please review.
>
> Thanks,
>
> Sameeran joshi
>
>
>
> On 27-Aug-2018 7:41 PM, "Blower, Melanie" <melanie.blo...@intel.com>
> wrote:
>
> There's probably something wrong with your "check.sh" causing it to not
> return 0. You need to debug the script.
>
>
> > -----Original Message-----
> > From: sameeran joshi [mailto:gsocsamee...@gmail.com]
> > Sent: Sunday, August 26, 2018 2:38 PM
> > To: gcc@gcc.gnu.org
> > Cc: Shubham Narlawar <gsocshub...@gmail.com>
> > Subject: Transactional memory test case reduction failure
> >
> > Hi,
> > I have found an ICE in the transaction memory extension while compiling a
> > program with gcc,but unfortunately for filing a bug in the gcc bugzilla
> I am
> > unable to reduce the buggy file with creduce .
> >
> > I have included the command line option -fgnu-tm while compiling it.
> > Does creduce support transactional memory for reduction?
> >
> > In the interestingness test script,it
> > always returns 1, also following message is displayed
> >
> > C-Reduce cannot run because the interestingness test does not return
> zero.
> > Please ensure that it does so not only in the directory where you are
> invoking C-
> > Reduce, but also in an arbitrary temporary directory containing only the
> files
> > that are being reduced. In other words, running these commands:
> >
> > DIR=`mktemp -d`
> > cp /home/swamimauli/upload/csmith/runtime/del/testcase.c $DIR
> > cd $DIR
> > /home/swamimauli/upload/csmith/runtime/del/check.sh
> > echo $?
> >
> > should result in "0" being echoed to the terminal.
> >
> > See "creduce --help" for more information.
> >
> > Thanks,
> > Sameeran Joshi
>
>
>
