[Mesa-dev] [PATCH v3] compiler/glsl: fix precision problem of tanh

[Matt Turner]

On Mon, Dec 19, 2016 at 5:12 PM, Giuseppe Bilotta
<giuseppe.bilotta at gmail.com> wrote:
> Just one question though —not knowing much of the shader language, can
> I expect expm1 to be available?

No, expm1 doesn't exist in GLSL.