File sparc_longdouble.patch of Package python-base

Python ticket 6029

==== //tools/python/2.6.2/src/base/Modules/_ctypes/libffi/src/sparc/ffi.c#1 - /home/build/clifford/gpdb/tools/python/2.6.2/src/base/Modules/_ctypes/libffi/src/sparc/ffi.c ====
---
 Modules/_ctypes/libffi/src/sparc/ffi.c |    5 +++++
 1 file changed, 5 insertions(+)

--- a/Modules/_ctypes/libffi/src/sparc/ffi.c
+++ b/Modules/_ctypes/libffi/src/sparc/ffi.c
@@ -652,6 +652,11 @@
 	}
       else
 	{
+#if FFI_TYPE_LONGDOUBLE != FFI_TYPE_DOUBLE
+         /* SparcV9 long double is 16-byte aligned; skip arg if necessary */
+         if (arg_types[i]->type == FFI_TYPE_LONGDOUBLE && (argn & 1))
+           argn++;
+#endif
 	  /* Right-justify.  */
 	  argn += ALIGN(arg_types[i]->size, FFI_SIZEOF_ARG) / FFI_SIZEOF_ARG;