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-rw-r--r--sysdeps/sparc/sparc32/jmpbuf-unwind.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/sysdeps/sparc/sparc32/jmpbuf-unwind.h b/sysdeps/sparc/sparc32/jmpbuf-unwind.h
index 83b7a01a0e..c77673f27f 100644
--- a/sysdeps/sparc/sparc32/jmpbuf-unwind.h
+++ b/sysdeps/sparc/sparc32/jmpbuf-unwind.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
 
@@ -22,6 +22,11 @@
 #include <unwind.h>
 #include <sysdep.h>
 
+/* Test if longjmp to JMPBUF would unwind the frame
+   containing a local variable at ADDRESS.  */
+#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \
+  ((int) (address) < demangle ((jmpbuf)[JB_SP]))
+
 #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
   _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj)