This fixes part 2 of PR56295, it un-does MEM_REF wrapping on the
writer side. Otherwise code-generation differences at compile-time
appear -flto vs. -fno-lto (with fat LTO objects).
LTO bootstrap regtest running on x86_64-unknown-linux-gnu.
Richard.
2013-02-13 Richard Biener
This fixes the code difference -O3 vs. -O3 -flto reported in PR56295.
For the -flto run we are confused by the extra MEM_REF we wrap every
global decl with in the IL (that is to support seamless and alias-correct
replacement of global decls with their prevailing decl). The following
un-wraps the
