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sythn target with gcc 4.1.2


Hi Folks

I had to make a few minor changes to get the synth target to link with
gcc 4.1.2.

    Andrew
Index: hal/synth/arch/current/ChangeLog
===================================================================
RCS file: /cvs/ecos/ecos/packages/hal/synth/arch/current/ChangeLog,v
retrieving revision 1.33
diff -u -r1.33 ChangeLog
--- hal/synth/arch/current/ChangeLog	10 Jul 2006 22:28:40 -0000	1.33
+++ hal/synth/arch/current/ChangeLog	12 Jun 2007 20:05:48 -0000
@@ -1,3 +1,9 @@
+2007-06-12  Andrew Lunn  <andrew.lunn@ascom.ch>
+
+	* src/synth_entry.c (__stack_chk_fail): another new function
+	needed when building with gcc 4.1.2
+	* current/src/synth.ld: place eh_frame_hdr into eh_frame.
+
 2006-07-10  Bart Veer  <bartv@ecoscentric.com>
 
 	* src/synth_entry.c (__stack_chk_fail_local): new function needed
Index: hal/synth/arch/current/src/synth.ld
===================================================================
RCS file: /cvs/ecos/ecos/packages/hal/synth/arch/current/src/synth.ld,v
retrieving revision 1.6
diff -u -r1.6 synth.ld
--- hal/synth/arch/current/src/synth.ld	20 Nov 2005 16:21:18 -0000	1.6
+++ hal/synth/arch/current/src/synth.ld	12 Jun 2007 20:05:49 -0000
@@ -110,7 +110,7 @@
   .eh_frame _vma_ : _lma_                             \
     {                                                 \
        FORCE_OUTPUT;  __EH_FRAME_BEGIN__ = .;         \
-       KEEP(*(.eh_frame))                             \
+       KEEP(*(.eh_frame*))                             \
        __FRAME_END__ = .;                             \
        . = . + 8;                                     \
     } > _region_ = 0
Index: hal/synth/arch/current/src/synth_entry.c
===================================================================
RCS file: /cvs/ecos/ecos/packages/hal/synth/arch/current/src/synth_entry.c,v
retrieving revision 1.8
diff -u -r1.8 synth_entry.c
--- hal/synth/arch/current/src/synth_entry.c	10 Jul 2006 22:28:40 -0000	1.8
+++ hal/synth/arch/current/src/synth_entry.c	12 Jun 2007 20:05:49 -0000
@@ -210,6 +210,11 @@
     cyg_hal_sys_exit(1);
     for (;;);
 }
+// Another symbol which indicates a similar problem occurred.
+void __stack_chk_fail(void)
+{
+  __stack_chk_fail_local();
+}
 #endif
 
 //-----------------------------------------------------------------------------

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