<div dir="ltr">I've also checked going back to CUDA 8 works. So as you suggested it is likely a bug in CUDA 10.0.130<div>in my programming environment. </div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Mar 6, 2020 at 5:14 AM Alexey.Bataev <<a href="mailto:a.bataev@outlook.com">a.bataev@outlook.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div>
<p>Clang converts standard printf into the CUDA-specific printf and
then relies on the CUDA-provided library that implements this
CUDA-specific printf function. Seems to me they break something in
their library for printf.<br>
</p>
<pre cols="72">-------------
Best regards,
Alexey Bataev</pre>
<div>05.03.2020 3:11 PM, Itaru Kitayama
пишет:<br>
</div>
<blockquote type="cite">
<div>
<div dir="auto">Ok, I see. I stumble upon this “bug” yesterday </div>
</div>
<div dir="auto">and wasted a couple of hours as it was printing
bogus values etc.</div>
<div dir="auto"><br>
</div>
<div dir="auto">In Clang printf support is adjusted with the
subtle CUDA version?</div>
<div dir="auto"><br>
</div>
<div>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Fri, Mar 6, 2020 at 5:05
Alexey.Bataev <<a href="mailto:a.bataev@outlook.com" target="_blank">a.bataev@outlook.com</a>> wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div>
<p>Most probably, this is just a bug in CUDA 10.2, beause
with CUDA 8 everything works as expected<br>
</p>
<pre cols="72">-------------
Best regards,
Alexey Bataev</pre>
<div>05.03.2020 3:03 PM, Itaru Kitayama пишет:<br>
</div>
</div>
<div>
<blockquote type="cite">
<div>
<div dir="auto">Alexey</div>
</div>
<div dir="auto">Are you using the CUDA 10.2 or higher?</div>
<div><br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Fri, Mar 6,
2020 at 5:02 Itaru Kitayama <<a href="mailto:itaru.kitayama@gmail.com" target="_blank">itaru.kitayama@gmail.com</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div>
<div dir="auto">Clang is the latest trunk.</div>
</div>
<div><br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On Fri, Mar
6, 2020 at 4:58 Alexey.Bataev <<a href="mailto:a.bataev@outlook.com" target="_blank">a.bataev@outlook.com</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div>
<p>Hmm, for me it works, I see 123, 123 as
the output (both, in С and in C++).<br>
</p>
<pre cols="72">-------------
Best regards,
Alexey Bataev</pre>
<div>05.03.2020 2:54 PM, Itaru Kitayama
пишет:<br>
</div>
</div>
<div>
<blockquote type="cite">
<div>
<div dir="auto">Alexey</div>
</div>
<div dir="auto">CUDA dorms implement
that, and on POWER8</div>
<div dir="auto">it just doesn’t work
(prints out plain “%zu” literally).</div>
<div><br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">On
Fri, Mar 6, 2020 at 0:45
Alexey.Bataev <<a href="mailto:a.bataev@outlook.com" target="_blank">a.bataev@outlook.com</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div>
<p>What's wrong with the z
specifier? It works as it
should. Why is it unsupported?<br>
</p>
<pre cols="72">-------------
Best regards,
Alexey Bataev</pre>
<div>05.03.2020 5:44 AM, Itaru
Kitayama via Openmp-dev пишет:<br>
</div>
</div>
<div>
<blockquote type="cite">
<div dir="ltr">Can Clang warn
on the wrong use at build
time?
<div><br>
</div>
<div>When a developer writes
code like below and build?</div>
<div><br>
</div>
<div>#include
<iostream><br>
int main()<br>
{<br>
size_t my_sz =
123;<br>
#pragma omp target
parallel for map(to:
my_sz)<br>
for (int
i=0;i<1;i++) {<br>
printf("%zu,
%d\n", my_sz, my_sz);<br>
}<br>
}<br>
</div>
</div>
<br>
<fieldset></fieldset>
</blockquote>
</div>
<div>
<blockquote type="cite">
<pre>_______________________________________________
Openmp-dev mailing list
<a href="mailto:Openmp-dev@lists.llvm.org" target="_blank">Openmp-dev@lists.llvm.org</a>
<a href="https://lists.llvm.org/cgi-bin/mailman/listinfo/openmp-dev" target="_blank">https://lists.llvm.org/cgi-bin/mailman/listinfo/openmp-dev</a>
</pre>
</blockquote>
</div>
</blockquote>
</div>
</div>
</blockquote>
</div>
</blockquote>
</div>
</div>
</blockquote>
</div>
</div>
</blockquote>
</div>
</blockquote>
</div>
</div>
</blockquote>
</div>
</blockquote></div>