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 --- gcc-4.3.2.orig/gcc/config/arm/linux-eabi.h 2009-09-08 23:46:44.000000000 +0200
2 +++ gcc-4.3.2/gcc/config/arm/linux-eabi.h 2009-09-08 23:46:51.000000000 +0200
4 The ARM10TDMI core is the default for armv5t, so set
5 SUBTARGET_CPU_DEFAULT to achieve this. */
6 #undef SUBTARGET_CPU_DEFAULT
7 -#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm10tdmi
8 +#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm9tdmi
10 /* TARGET_BIG_ENDIAN_DEFAULT is set in
11 config.gcc for big endian configurations. */