Building GCC with multiple make jobs appears to trigger a race condition. The build fails with:
/bin/bash: TOPDIR/tmp/work/x86_64-linux/gcc-cross-i686/9.3.0-r0/gcc-9.3.0/build.x86_64-linux.i686-poky-linux/./gcc/xgcc: No such file or directory
(From OE-Core rev: 5690d18bb6a9a61a81ccd0bc28d1ace4181d1921)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>