Ping: PR middle-end/48660: Assigning to BLKmode RESULT_DECL

[Richard Sandiford]

Ping for:

    http://gcc.gnu.org/ml/gcc-patches/2011-09/msg00558.html

which fixes an expand-time bug in thunks that return BLKmode structures
in registers.  Tested on x86_64-linux-gnu and arm-linux-gnueabi.

Richard