[Bug middle-end/54704] three-fold increase in compile-time between r191483 and r191569

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54704

--- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-09-25 14:07:33 UTC ---
Created attachment 28268
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28268
testcase

Testcase.  Needs -fpermissive, for example with -O2 -funroll-loops -ffast-math.