[Piglit] [PATCH] glsl-1.50 compiler: Test that gl_FragCoord redeclaration recognized by compiler

[Ian Romanick]

On 08/07/2013 01:56 PM, Steve Miller wrote:

Oh, and one more thing...

> +     gl_FragColor = vec4 (gl_FragCoord.x, gl_FragCoord.y,
> +     		    	 gl_FragCoord.z, gl_FragCoord.z);

gl_FragColor = gl_FragCoord.xyzz;