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-4.1.2.orig/gcc/Makefile.in 2006-11-01 15:40:44.000000000 +0100
2 +++ gcc-4.1.2/gcc/Makefile.in 2007-03-04 23:34:32.000000000 +0100
4 # FIXME: writing proper dependencies for this is a *LOT* of work.
5 libbackend.o : $(OBJS-common:.o=.c) $(out_file) \
6 insn-config.h insn-flags.h insn-codes.h insn-constants.h \
7 - insn-attr.h $(DATESTAMP) $(BASEVER) $(DEVPHASE)
8 + insn-attr.h $(DATESTAMP) $(BASEVER) $(DEVPHASE) gcov-iov.h
9 $(CC) $(ALL_CFLAGS) $(ALL_CPPFLAGS) \
10 -DTARGET_NAME=\"$(target_noncanonical)\" \
11 -DLOCALEDIR=\"$(localedir)\" \