PGI Fortran Reference manual - The Portland Group

Fortran IntrinsicsArgumentsI and SHIFT are integer values.Return ValueA value of the same type and kind as the argument I. It is the value of the argument I logicallyshifted left by SHIFT bits.6.20. ORPerforms a logical OR on each bit of the arguments.F77 extensionSynopsisOR(M, N)ArgumentsThe arguments M and N may be of any type except for character and complex.Return ValueThe return value is typeless.6.21. RSHIFTPerform a logical shift to the right.F77 extensionSynopsisRSHIFT(I, SHIFT)ArgumentsI and SHIFT are integer values.PGI Fortran Reference Guide 109