cc/gcc: Apply CT_CC_GCC_DISABLE_PCH to do_cc_core.
Otherwise, users have to input --disable-libstdcxx-pch option
when building bare-metal CANADIAN C++ compiler.
Reviewed-by: Michael Hope
Signed-off-by: Zhenqiang Chen <zhenqiang.chen@linaro.org>
(transplanted from e3e1c9d45bddfbfb433ee9d583faf42fa31f50c0)
1 --- glibc-2.7/glibc-ports-2.7.orig/sysdeps/unix/sysv/linux/arm/nptl/sysdep-cancel.h 2007-06-06 19:27:04.000000000 +0200
2 +++ glibc-2.7/glibc-ports-2.7/sysdeps/unix/sysv/linux/arm/nptl/sysdep-cancel.h 2008-05-18 16:57:21.000000000 +0200
4 # define DOCARGS_5 DOCARGS_4
5 # define UNDOCARGS_5 UNDOCARGS_4
7 +# define DOCARGS_6 DOCARGS_5
8 +# define UNDOCARGS_6 UNDOCARGS_5
10 # ifdef IS_IN_libpthread
11 # define CENABLE bl PLTJMP(__pthread_enable_asynccancel)
12 # define CDISABLE bl PLTJMP(__pthread_disable_asynccancel)