[Bug fortran/51958] [4.7 Regression] -ffrontend-optimize generates wrong code

[tkoenig at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51958

--- Comment #2 from Thomas Koenig <tkoenig at gcc dot gnu.org> 2012-01-28 
17:39:22 UTC ---
Created attachment 26493
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26493
Patch

Let's see if this survives regression-testing.