[Bug target/48941] [arm gcc] NEON: Stack pointer operations performed even tho stack is not accessed at all in function.

[rsandifo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48941

--- Comment #3 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> 2011-05-12 08:46:54 UTC ---
Created attachment 24234
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24234
Proposed patch

The attached patch seems to fix the testcase and doesn't
regress neon.exp.  I'll test it fully next week.
We still generate more moves than necessary, but that's
a separate problem.