The clamp error message was unhelpful
The clamp error message was unhelpful

It should first and foremost tell people how to fix their code, not just
why we are flagging an error without any context.

psuriana/Halide,psuriana/Halide,psuriana/Halide,kgnk/Halide,psuriana/Halide,kgnk/Halide,psuriana/Halide,psuriana/Halide,kgnk/Halide,kgnk/Halide,kgnk/Halide,kgnk/Halide,psuriana/Halide,kgnk/Halide,kgnk/Halide