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 diff -dur glibc-cvs-2.9.orig/debug/readlink_chk.c glibc-cvs-2.9/debug/readlink_chk.c
2 --- glibc-cvs-2.9.orig/debug/readlink_chk.c 2005-03-01 01:41:15.000000000 +0100
3 +++ glibc-cvs-2.9/debug/readlink_chk.c 2009-06-01 10:59:37.000000000 +0200
8 -__readlink_chk (const char *path, void *buf, size_t len, size_t buflen)
9 +__readlink_chk (const char *path, char *buf, size_t len, size_t buflen)
13 diff -dur glibc-cvs-2.9.orig/debug/readlinkat_chk.c glibc-cvs-2.9/debug/readlinkat_chk.c
14 --- glibc-cvs-2.9.orig/debug/readlinkat_chk.c 2006-04-24 18:56:12.000000000 +0200
15 +++ glibc-cvs-2.9/debug/readlinkat_chk.c 2009-06-01 11:07:26.000000000 +0200
20 -__readlinkat_chk (int fd, const char *path, void *buf, size_t len,
21 +__readlinkat_chk (int fd, const char *path, char *buf, size_t len,