Fix GCC_LINUX_FUTEX to work with C99 compilers
authorFlorian Weimer <fweimer@redhat.com>
Fri, 6 Sep 2019 10:27:36 +0000 (12:27 +0200)
committerFlorian Weimer <fw@gcc.gnu.org>
Fri, 6 Sep 2019 10:27:36 +0000 (12:27 +0200)
commit3c086f8decdc190602fb66cfec8f3cff16328142
tree1902238a65deeaf90dfe4c439e44384b48b39d0e
parent7d99a5b62c2672eff965fec12edac0a080d77257
Fix GCC_LINUX_FUTEX to work with C99 compilers

Without this change, libstdc++ is built without futex symbols if GCC
rejects implicit function declarations by default.

From-SVN: r275454
config/ChangeLog
config/futex.m4
libgomp/ChangeLog
libgomp/configure
libitm/ChangeLog
libitm/configure
libstdc++-v3/ChangeLog
libstdc++-v3/configure