[Bug tree-optimization/52976] [4.8 Regression] Revision 186384 breaks the polyhedron tests aermod.f90 and doduc.f90 at -O3 -ffast-math

[rguenther at suse dot de]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52976

--- Comment #14 from rguenther at suse dot de <rguenther at suse dot de> 2012-04-16 13:55:58 UTC ---
On Mon, 16 Apr 2012, vincenzo.innocente at cern dot ch wrote:

> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52976
> 
> --- Comment #13 from vincenzo Innocente <vincenzo.innocente at cern dot ch> 2012-04-16 13:53:30 UTC ---
> I confirm that "revision 186494" fixed PR53007.
> btw:
> would it be possible to add the revision number to the oyuout of "c++ -v"?
> the current "version id" 
> gcc version 4.8.0 20120416 (experimental) (GCC) 
> does not uniquely identify the content of the build...

It does if you use ./contrib/gcc_update