#version 430 core

layout(local_size_x = 2) in;
layout(local_size_x = 16) in;     // ERROR, changing
layout(local_size_z = 4096) in;   // ERROR, too large
layout(local_size_x = 2) in;

const int total = gl_MaxComputeWorkGroupCount.y 
                + gl_MaxComputeUniformComponents
                + gl_MaxComputeTextureImageUnits
                + gl_MaxComputeImageUniforms
                + gl_MaxComputeAtomicCounters
                + gl_MaxComputeAtomicCounterBuffers;

void main()
{
    barrier();
    memoryBarrier();
    memoryBarrierAtomicCounter();
    memoryBarrierBuffer();
    memoryBarrierShared();
    memoryBarrierImage();
    groupMemoryBarrier();
}

layout(location = 2) in vec3 v3;      // ERROR
in float f;                           // ERROR
out float fo;                         // ERROR

shared vec4 s;
layout(location = 2) shared vec4 sl;  // ERROR
shared float fs = 4.2;                // ERROR

layout(local_size_x = 2, local_size_y = 3, local_size_z = 4) out;  // ERROR

int arrX[gl_WorkGroupSize.x];
int arrY[gl_WorkGroupSize.y];
int arrZ[gl_WorkGroupSize.z];