[Bug target/52684] [4.7 regression] glibc long double math tests fail on sparc 64-bit

[davem at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52684

--- Comment #10 from davem at gcc dot gnu.org 2012-05-03 05:18:11 UTC ---
Created attachment 27298
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27298
Proposed fix.

It turns out to in the end be a sparc specific problem.

This makes sure, in the sparc backend, that we mark the MEM_EXPR of a MEM
addressable if we pass it directly into a libcall.