re PR target/65787 (Miscompile due to bad vector swap optimization for little endian)

re PR target/65787 (Miscompile due to bad vector swap optimization for little endian)

[gcc]

2015-04-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/65787
	* config/rs6000/rs6000.c (rtx_is_swappable_p): Ensure that a
	subsequent SH_NONE operand does not overwrite an existing *special
	value.
	(adjust_extract): Handle case where a vec_extract operation is
	wrapped in a PARALLEL.

[gcc/testsuite]

2015-04-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/65787
	* gcc.target/powerpc/pr65787.c: New.

From-SVN: r222205