[PATCH] Fix PR64822: incorrect folding of bitfield in union on big endian targets

[Jakub Jelinek]

On Wed, Feb 04, 2015 at 10:45:11AM +0800, Thomas Preud'homme wrote:
> 2015-01-30  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
> 	PR middle-end/62103
> 	* tree-ssa-sccvn.c (fully_constant_vn_reference_p): Use TYPE_PRECISION
> 	to compute size of referenced value in the constant case.
> 
> 2015-01-30  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
> 	PR middle-end/62103
> 	* gcc.c-torture/execute/bitfld-7.c: New test adapted from bitfld-6.c
> 	to use 24 bits for bitfield b.

Richard already acked it with the new testcase, so yes, this is ok for the
trunk (just use today's date).

	Jakub