http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56347
John David Anglin <danglin at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Component|tree-optimization |target --- Comment #5 from John David Anglin <danglin at gcc dot gnu.org> 2013-02-15 21:44:34 UTC --- Floating register $fr12R is clobbered by call to powf. Problem is similar to PR fortran/31832.