Hi Tom,

> On 23/03/17 18:25, Mike Stump wrote:
>> On Mar 23, 2017, at 8:46 AM, Tom de Vries <Tom_deVries@mentor.com> wrote:
>>>
>>> I've run the gcc testsuite for target nvptx-none and ran into "test for
>>> excess errors" FAILs due to:
>>> ...
>>> sorry, unimplemented: target cannot support alloca.
>>
>> We'd encourage ports to support alloca.  :-)
>>
>>> OK for trunk for stage1?
>>
>> Ok.  Ok for release branches and trunk as well, if you want.  I'd
>> recommend trunk, if your port is meant to work and test out nicely in gcc
>> 7.
>>
>
> Committed to trunk.

seems you didn't properly test this patchset.  It caused

+FAIL: c-c++-common/Wimplicit-fallthrough-7.c  -std=gnu++11  (test for warnings,
 line 24)
+FAIL: c-c++-common/Wimplicit-fallthrough-7.c  -std=gnu++11  (test for warnings,
 line 34)
+FAIL: c-c++-common/Wimplicit-fallthrough-7.c  -std=gnu++11 (test for excess err
ors)
+FAIL: c-c++-common/Wimplicit-fallthrough-7.c  -std=gnu++14  (test for warnings,
 line 24)
+FAIL: c-c++-common/Wimplicit-fallthrough-7.c  -std=gnu++14  (test for warnings,
 line 34)
+FAIL: c-c++-common/Wimplicit-fallthrough-7.c  -std=gnu++14 (test for excess err
ors)
+FAIL: c-c++-common/Wimplicit-fallthrough-7.c  -std=gnu++98  (test for warnings,
 line 24)
+FAIL: c-c++-common/Wimplicit-fallthrough-7.c  -std=gnu++98  (test for warnings,
 line 34)
+FAIL: c-c++-common/Wimplicit-fallthrough-7.c  -std=gnu++98 (test for excess err
ors)

everywhere.  Adding that dg-require-effective-target line requires
adjusting dg-warning etc. line numbers.

Fixed as follows, installed on mainline after checking with the
appropriate runtest invocations (for c and c++) on x86_64-pc-linux-gnu.

	Rainer

-- 
-----------------------------------------------------------------------------
Rainer Orth, Center for Biotechnology, Bielefeld University


2017-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* c-c++-common/Wimplicit-fallthrough-7.c: Adjust dg-warning line
	numbers.