The Darwin pic base loads (and reloads for non-local-gotos) are not
validly copied (since the pic base label would be duplicated). Thus,
mark the pic base {re-}loads as non-copyable.
gcc/
2016-12-11 Iain Sandoe <iain@codesourcery.com>
PR rtl-optimization/71496
* config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
copyable. (load_macho_picbase_di, reload_macho_picbase_si,
reload_macho_picbase_di): Likewise.
From-SVN: r243532
