This was working before because it failed into generating the more
general case lighting equation.
diff --git a/src/mesa/main/ffvertex_prog.c b/src/mesa/main/ffvertex_prog.c
index 7fdd9ba..cce0636 100644
--- a/src/mesa/main/ffvertex_prog.c
+++ b/src/mesa/main/ffvertex_prog.c
@@ -135,7 +135,7 @@ static GLboolean check_active_shininess( struct gl_context
*ctx,
(key->light_color_material_mask & (1 << attr)))
return GL_TRUE;
- if (key->varying_vp_inputs & VERT_ATTRIB_GENERIC(attr))
+ if (key->varying_vp_inputs & (1 << VERT_ATTRIB_GENERIC(attr)))
return GL_TRUE;
if (ctx->Light.Material.Attrib[attr][0] != 0.0F)
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