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 --- glibc-2.3.6/linuxthreads/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h.orig 2008-06-19 15:31:45.000000000 +0300
2 +++ glibc-2.3.6/linuxthreads/sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h 2008-06-19 15:36:10.000000000 +0300
4 bne a3, SYSCALL_ERROR_LABEL; \
8 __LABEL($pseudo_cancel) \
10 cfi_def_cfa_offset(64); \
12 cfi_def_cfa_offset(0); \
13 __LABEL($syscall_error) \
14 SYSCALL_ERROR_HANDLER; \
19 # define PSEUDO_END(sym) \
25 # define SAVE_ARGS_0 /* Nothing. */