[Bug libstdc++/78465] New: [7 regression] 29_atomics/headers/atomic/macros.cc FAILs

[ro at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78465

            Bug ID: 78465
           Summary: [7 regression] 29_atomics/headers/atomic/macros.cc
                    FAILs
           Product: gcc
           Version: 7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ro at gcc dot gnu.org
  Target Milestone: ---
              Host: *-*-solaris2.12
            Target: *-*-solaris2.12
             Build: *-*-solaris2.12

Between 20161120 and 20161121, 29_atomics/headers/atomic/macros.cc started to
FAIL on Solaris 12 (both sparc and x86, older versions not yet tested):

+FAIL: 29_atomics/headers/atomic/macros.cc (test for excess errors)

output is:
/vol/gcc/src/hg/trunk/local/libstdc++-v3/testsuite/29_atomics/headers/atomic/macros.cc:71:
error: 'void abort()' conflicts with a previous declaration
In file included from /usr/include/stdlib.h:12,
                 from
/var/gcc/regression/trunk/12-gcc/build/i386-pc-solaris2.12/libstdc++-v3/include/bits/std_abs.h:38,
                 from
/var/gcc/regression/trunk/12-gcc/build/i386-pc-solaris2.12/libstdc++-v3/include/cmath:47,
                 from
/vol/gcc/src/hg/trunk/local/libstdc++-v3/include/precompiled/stdc++.h:41:
/usr/include/iso/stdlib_iso.h:159: note: previous declaration 'void
std::abort()

  Rainer