cc/gcc: Set CXX_FOR_BUILD for bare metal and canadian build.
>From 4.8, g++ is used as the default compiler to build the toolchain.
Signed-off-by: Zhenqiang Chen <zhenqiang.chen@linaro.org>
Message-Id: <CACgzC7B-LQvAw3hOYhBA7b7g0H1WtH20gqXM=Y=YFO4FrnZKWQ@mail.gmail.com>
Patchwork-Id: 243590
1 CT_LOCAL_TARBALLS_DIR="${HOME}/src"
5 CT_ARCH_CPU="arm926ej-s"
6 CT_ARCH_TUNE="arm926ej-s"
9 CT_TARGET_VENDOR="davinci"
12 CT_BINUTILS_V_2_20_1a=y
13 CT_BINUTILS_FOR_TARGET=y
18 # CT_LIBC_GLIBC_FORCE_UNWIND is not set