remove some debug code

src/mesa/swrast/s_nvfragprog.c

@@ -1192,10 +1192,6 @@ execute_program( GLcontext *ctx,
                fetch_texel( ctx, texcoord, 
 			    span->array->lambda[inst->TexSrcUnit][column],
 			    inst->TexSrcUnit, color );
-#if DEBUG_FRAG
-               if (color[3])
-                  printf("color[3] = %f\n", color[3]);
-#endif
                store_vector4( inst, machine, color );
             }
             break;