build: default to ppc64 on AIX
Checklist
-
make -j8 test
(UNIX), orvcbuild test nosign
(Windows) passes -
commit message follows commit guidelines
Affected core subsystem(s)
build
Description of change
The ./configure python script searches gcc -dM -E -
for the ARCH
flags. On AIX, gcc builds in 32 bit mode by default prior to gcc v6, so
you don't get the flag unless you run gcc -maix64 -dM -E -
.
We don't support ppc 32 bit for any OS, so always use ppc64 as the host_arch.
cc/ @edelsohn (who confirmed that __PPC64__
wasn't available below gcc v6)
cc/ @nodejs/platform-aix