bootstrap: Update requirement to C++11.
authorJason Merrill <jason@redhat.com>
Mon, 18 May 2020 18:28:16 +0000 (14:28 -0400)
committerJason Merrill <jason@redhat.com>
Mon, 18 May 2020 18:29:18 +0000 (14:29 -0400)
commit5329b59a2e13dabbe2038af0fe2e3cf5fc7f98ed
treeb5c78d4c1858c2bcda7f6fdd7ef5133d978019ec
parente5abd1cb9160619721336ed800779a01548231f1
bootstrap: Update requirement to C++11.

There was general agreement last November that we would move to allowing
C++11 features to be used in GCC 11; this patch implements that direction.

ChangeLog
2020-05-18  Jason Merrill  <jason@redhat.com>

* configure.ac: Update bootstrap dialect to -std=c++11.

config/ChangeLog
2020-05-18  Jason Merrill  <jason@redhat.com>

* ax_cxx_compile_stdcxx.m4: Import from autoconf archive with
an adjustment to try the default mode.

gcc/ChangeLog
2020-05-18  Jason Merrill  <jason@redhat.com>

* aclocal.m4: Add ax_cxx_compile_stdcxx.m4.
* configure.ac: Use AX_CXX_COMPILE_STDCXX(11).
ChangeLog
config/ChangeLog
config/ax_cxx_compile_stdcxx.m4 [new file with mode: 0644]
configure
configure.ac
gcc/ChangeLog
gcc/aclocal.m4
gcc/configure
gcc/configure.ac
gcc/doc/install.texi