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 --- a/extra/scripts/unifdef.c
2 +++ b/extra/scripts/unifdef.c
4 static void error(const char *);
5 static int findsym(const char *);
6 static void flushline(bool);
7 -static Linetype getline(void);
8 +static Linetype get_line(void);
9 static Linetype ifeval(const char **);
10 static void ignoreoff(void);
11 static void ignoreon(void);
16 - lineval = getline();
17 + lineval = get_line();
18 trans_table[ifstate[depth]][lineval]();
19 debug("process %s -> %s depth %d",
20 linetype_name[lineval],
22 * help from skipcomment().