expr.c (expand_expr_real_1): Force op0 to memory if the component is to be referenced in BLKmode according...

        * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
        memory if the component is to be referenced in BLKmode according
        to get_inner_reference.

        testsuite/
        * gnat.dg/blkextract_from_reg.adb: New test.

From-SVN: r135296