Re: Building static core C compiler fails (SH4 config)

[Khem Raj <raj dot khem at gmail dot com>]

On (10/10/08 15:30), Flaig, Patrick wrote:
> Hi,
> 
> I'm trying to set up a SH4 configuration for crosstool-ng (1.2.4).
> At the moment the build process is failing when building the static core C compiler.
> 
> For me it looks like, that there is a problÃem with the installed kernel headers, but I'm not really sure.
> 
> How is the configuration done for the kernel headers? Is this a default one, can I use a special config file for the kernel headers?
> 
> I added my config file and the build log to this mail. Maybe someone of you has me a hint what's going wrong.

You have to bar gcc trying to build unwinding at stage 1. Try the
attached patch and see if it helps.

-Khem

 gcc/config/sh/linux-unwind.h |    3 +++
 1 file changed, 3 insertions(+)

Index: gcc-4_2-branch/gcc/config/sh/linux-unwind.h
===================================================================
--- gcc-4_2-branch.orig/gcc/config/sh/linux-unwind.h	2008-07-01 17:24:40.000000000 -0700
+++ gcc-4_2-branch/gcc/config/sh/linux-unwind.h	2008-07-01 17:25:47.000000000 -0700
@@ -26,6 +26,8 @@ along with this program; see the file CO
 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
 Boston, MA 02110-1301, USA.  */
 
+#ifndef inhibit_libc
+
 /* Do code reading to identify a signal frame, and set the frame
    state data appropriately.  See unwind-dw2.c for the structs.  */
 
@@ -251,3 +253,4 @@ sh_fallback_frame_state (struct _Unwind_
   return _URC_NO_REASON;
 }
 #endif /* defined (__SH5__) */
+#endif /* ifndef inhibit_libc */

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