--- a/hotspot/src/share/vm/opto/subnode.cpp	Mon May 14 09:36:00 2012 -0700
+++ b/hotspot/src/share/vm/opto/subnode.cpp	Tue May 15 10:10:23 2012 +0200
@@ -1314,7 +1314,5 @@
   if( t2->base() != Type::DoubleCon ) return Type::DOUBLE;
   double d1 = t1->getd();
   double d2 = t2->getd();
-  if( d1 < 0.0 ) return Type::DOUBLE;
-  if( d2 < 0.0 ) return Type::DOUBLE;
   return TypeD::make( StubRoutines::intrinsic_pow( d1, d2 ) );
 }