┌ GPUArrays
│ WARNING: method definition for generic_matmatmul! at /Users/tim/Developer/GPUArrays.jl/src/host/linalg.jl:342 declares type variable R but does not use it.
│ WARNING: method definition for generic_matmatmul! at /Users/tim/Developer/GPUArrays.jl/src/host/linalg.jl:342 declares type variable S but does not use it.
│ WARNING: method definition for generic_matmatmul! at /Users/tim/Developer/GPUArrays.jl/src/host/linalg.jl:342 declares type variable T but does not use it.
└
Fixes the following warning: