Function abs

src/backend/cuda/math.hpp:44–46

template<typename T>
static inline __DH__ T abs(T val) {
    return ::abs(val);
}
static inline __DH__ int abs(int val) { return (val > 0 ? val : -val); }
static inline __DH__ char abs(char val) { return (val > 0 ? val : -val); }
static inline __DH__ float abs(float val) { return fabsf(val); }