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 Gentoo.
3 -= BEGIN original header =-
4 ARMV5 can use STRD and LDRD access instructions but these accesses need to be
5 8 byte aligned. The dynamic linker's malloc needs to match this so structures
6 become 8 byte aligned to void unaligned accesses.
10 -= END original header =-
12 Modified slightly for uClibc-0.9.30.2 by Joachim Nilsson <jocke@vmlinux.org>
14 diff -durN uClibc-0.9.30.orig/ldso/ldso/arm/dl-sysdep.h uClibc-0.9.30/ldso/ldso/arm/dl-sysdep.h
15 --- uClibc-0.9.30.orig/ldso/ldso/arm/dl-sysdep.h 2008-09-25 10:35:20.000000000 +0200
16 +++ uClibc-0.9.30/ldso/ldso/arm/dl-sysdep.h 2009-02-07 09:57:59.000000000 +0100
18 GOT_BASE[1] = (unsigned long) MODULE; \
21 +#define DL_MALLOC_ALIGN 8 /* EABI needs 8 byte alignment for STRD LDRD*/
23 static __always_inline unsigned long arm_modulus(unsigned long m, unsigned long p)
25 unsigned long i,t,inc;