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 Original patch from: ../4.3.2/140-netbsd-symbolic.patch
3 -= BEGIN original header =-
4 Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.1/gentoo/11_all_gcc-netbsd-symbolic.patch
5 http://bugs.gentoo.org/122698
7 -= END original header =-
9 diff -durN gcc-4.3.3.orig/gcc/config/netbsd-elf.h gcc-4.3.3/gcc/config/netbsd-elf.h
10 --- gcc-4.3.3.orig/gcc/config/netbsd-elf.h 2007-09-03 18:14:04.000000000 +0200
11 +++ gcc-4.3.3/gcc/config/netbsd-elf.h 2009-01-27 22:19:18.000000000 +0100
13 #define NETBSD_LINK_SPEC_ELF \
14 "%{assert*} %{R*} %{rpath*} \
16 + %{symbolic:-Bsymbolic} \