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 # s390 specific config options
3 ## depends on EXPERIMENTAL
5 ## select ARCH_SUPPORTS_32
6 ## select ARCH_SUPPORTS_64
7 ## select ARCH_DEFAULT_32
9 ## select ARCH_SUPPORT_FPU
11 ## help Defined by IBM in:
12 ## help 32-bit ESA/390 : http://publibfp.boulder.ibm.com/cgi-bin/bookmgr/BOOKS/dz9ar008/CCONTENTS
13 ## help 64-bit z/Architecure : http://publibfp.boulder.ibm.com/cgi-bin/bookmgr/BOOKS/dz9zr002/CCONTENTS