check if active fragment shader for deferred texturing/shading

src/mesa/swrast/s_span.c

@@ -1084,7 +1084,8 @@ _swrast_write_rgba_span( GLcontext *ctx, struct sw_span *span)
    const GLbitfield origArrayMask = span->arrayMask;
    const GLboolean deferredTexture = !(ctx->Color.AlphaEnabled ||
                                        ctx->FragmentProgram._Active ||
-                                       ctx->ATIFragmentShader._Enabled);
+                                       ctx->ATIFragmentShader._Enabled ||
+                                       ctx->ShaderObjects.CurrentProgram);
 
    ASSERT(span->primitive == GL_POINT  ||  span->primitive == GL_LINE ||
 	  span->primitive == GL_POLYGON  ||  span->primitive == GL_BITMAP);