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 From: Mike Frysinger <vapier at gentoo dot org>
2 To: libc-ports at sourceware dot org
3 Subject: [PATCH] arm/fpu/setjmp.S: add missing hidden def
4 Date: Thu, 25 Dec 2008 23:08:56 -0500
6 All the other arm setjmp.S files provide a hidden alias for __sigsetjmp.
7 Without this, we get a nice build failure like so:
9 /var/tmp/cross/armv4l-unknown-linux-gnu/portage/cross-armv4l-unknown-linux-gnu/glibc-2.9_p20081201/work/build-default-armv4l-unknown-linux-gnu-nptl/libc_pic.os: In function `setjmp':
10 unwind-pe.c:(.text+0x15a54): undefined reference to `__GI___sigsetjmp'
11 /var/tmp/cross/armv4l-unknown-linux-gnu/portage/cross-armv4l-unknown-linux-gnu/glibc-2.9_p20081201/work/build-default-armv4l-unknown-linux-gnu-nptl/libc_pic.os: In function `__GI__setjmp':
12 unwind-pe.c:(.text+0x15a64): undefined reference to `__GI___sigsetjmp'
13 collect2: ld returned 1 exit status
14 make[1]: *** [/var/tmp/cross/armv4l-unknown-linux-gnu/portage/cross-armv4l-unknown-linux-gnu/glibc-2.9_p20081201/work/build-default-armv4l-unknown-linux-gnu-nptl/libc.so] Error 1
16 Signed-off-by: Mike Frysinger <vapier@gentoo.org>
18 sysdeps/arm/fpu/setjmp.S | 2 ++
19 1 files changed, 2 insertions(+), 0 deletions(-)
21 diff --git a/sysdeps/arm/fpu/setjmp.S b/sysdeps/arm/fpu/setjmp.S
22 index 8432836..82a7e19 100644
23 --- a/ports/sysdeps/arm/fpu/setjmp.S
24 +++ b/ports/sysdeps/arm/fpu/setjmp.S
25 @@ -33,3 +33,5 @@ ENTRY (__sigsetjmp)
26 /* Make a tail call to __sigjmp_save; it takes the same args. */
27 B PLTJMP(C_SYMBOL_NAME(__sigjmp_save))
30 +hidden_def (__sigsetjmp)