LTO and other test failures on trunk

[Thomas Schwinge]

Hi!

In case that you have not yet found it:

On Mon, 11 Jun 2018 12:19:23 -0600, Martin Sebor <msebor@gmail.com> wrote:
> I've been noticing a number of failures in LTO (and some other)
> tests in my x86_64-builds most of which don't appear in results
> reported on gcc-testresults (all those on lines that start with
> with the '!' below) and that I don't recall seeing before.
> 
> The LTO tests seem to fail with errors like the one below:
> 
> /usr/bin/ld: /tmp/ccIaufZk.lto.o: plugin needed to handle lto object
> FAIL: g++.dg/lto/pr64043 cp_lto_pr64043_0.o-cp_lto_pr64043_0.o link, 
> -flto -std=c++11

That looks like <https://gcc.gnu.org/PR86004>.


Grüße
 Thomas


> Has something changed in how GCC should be configured or built
> or what version of Binutils it needs for these tests to pass?
> My builds run on Fedora 25 with Binutils 2.26.1-1.fc25.
> 
> Thanks
> Martin
> 
>     FAIL: gcc.dg/noncompile/pr55976-1.c (7: -14)
> !  FAIL: gcc.dg/tree-prof/val-prof-1.c (1: +1)
>     FAIL: g++.dg/guality/pr55665.C (1)
> !  FAIL: g++.dg/lto/20091002-1 (1: +1)
> !  FAIL: g++.dg/lto/pr64043 (1: +1)
> !  FAIL: g++.dg/lto/pr65193 (1: +1)
> !  FAIL: g++.dg/lto/pr65302 (1: +1)
> !  FAIL: g++.dg/lto/pr65316 (1: +1)
> !  FAIL: g++.dg/lto/pr65549 (2: +2)
> !  FAIL: g++.dg/lto/pr66180 (1: +1)
> !  FAIL: g++.dg/lto/pr66705 (1: +1)
> !  FAIL: g++.dg/lto/pr68057 (4: +4)
> !  FAIL: g++.dg/lto/pr69077 (1: +1)
> !  FAIL: g++.dg/lto/pr69133 (1: +1)
> !  FAIL: g++.dg/lto/pr69137 (1: +1)
> !  FAIL: g++.dg/lto/pr79000 (1: +1)
> !  FAIL: g++.dg/lto/pr81940 (1: +1)
> !  FAIL: g++.dg/lto/pr85176 (1: +1)
>     FAIL: g++.dg/pr80481.C (3: -6)
> !  FAIL: gfortran.dg/lto/pr79108 (1: +1)
> !  FAIL: ./index0-out.go (1: +1)
> !  FAIL: jit.dg/test-compile-to-assembler.c, (1: +1)
> !  FAIL: jit.dg/test-compile-to-object.c, (1: +1)