Fix g++.dg/abi/empty6.C failure for BIGGEST_ALIGNMENT <= 32 targets

[Mark Mitchell]

On Tue, 2003-06-03 at 10:45, Joern Rennecke wrote:
> 
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> SH1..SH4 has a BIGGEST_ALIGNEMNT of 32 bit, so if a class definition
> does not demand a larger alignment, an offset of 32 bit
> gets split into a DECL_FIELD_OFFSET of 4 bytes
> and a DECL_FIELD_BIT_OFFSET of 0 bits.
> Thus, DECL_FIELD_OFFSET and byte_position are the same for field a
> in struct B of g++.dg/abi/empty6.C , so no warning about ABI compliance
> is emitted.
> This can be simply rectified by aligning B to something larger than 32 bit.
> 
> 2003-06-03  J"orn Rennecke <joern.rennecke@superh.com>
> 
> 	* g++.dg/abi/empty6.C (B): Request alignment of 8 bytes.

OK -- but put this justification into a comment in the code.

Thanks!

-- Mark