gcc:
2013-08-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/57949
* doc/invoke.texi: Add documentation of mcompat-align-parm
option.
* config/rs6000/rs6000.opt: Add mcompat-align-parm option.
* config/rs6000/rs6000.c (rs6000_function_arg_boundary): For AIX
and Linux, correct BLKmode alignment when 128-bit alignment is
required and compatibility flag is not set.
(rs6000_gimplify_va_arg): For AIX and Linux, honor specified
alignment for zero-size arguments when compatibility flag is not
set.
gcc/testsuite:
2013-08-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/57949
* gcc.target/powerpc/pr57949-1.c: New.
* gcc.target/powerpc/pr57949-2.c: New.
From-SVN: r201750
