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)
5 ## select LIBC_SUPPORT_WIN32THREADS
7 ## help The de-facto standard for Mingw distributions.
11 prompt "Mingw runtime version"
13 # Don't remove next line
14 # CT_INSERT_VERSION_BELOW
19 config MINGWRT_V_select
21 prompt "Other version"
25 config MINGWRT_VERSION
27 prompt "Mingw runtime version" if MINGWRT_V_select
28 # Don't remove next line
29 # CT_INSERT_VERSION_STRING_BELOW
30 default "3.18" if MINGWRT_V_3_18
32 Enter the version number of the mingw runtime files to use