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# ARB_gpu_shader5 spec says:
# "If an implementation supports <N> vertex streams, the individual
# streams are numbered 0 through <N>-1"
#
# This test verifies that a link error occurs if EmitStreamVertex()
# is called with a stream value which is negative.
[require]
GLSL >= 1.50
GL_ARB_gpu_shader5
[vertex shader passthrough]
[geometry shader]
#extension GL_ARB_gpu_shader5 : enable
layout(points) in;
layout(points, max_vertices=3) out;
void main()
{
gl_Position = vec4(1.0, 1.0, 1.0, 1.0);
EmitStreamVertex(-1);
EndStreamPrimitive(-1);
}
[fragment shader]
out vec4 color;
void main()
{
color = vec4(0.0, 1.0, 0.0, 1.0);
}
[test]
link error
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