o3de-azslc/tests/Advanced/seenat-variables.azsl

static int a;  // global variable
static const int b;  // same genre & namespace but with different qualifiers

class S
{
    bool c;  // member variable

    bool retc()
    {
        c = b;  // ref to S::c and ::b
        return c; // ref to S::c
    }

    struct N
    {
        struct NN
        {
            struct NNN  // super nested
            {
                bool d;
            } nnn;
        } nn;
    } n;
};

static S s;  // of user defined type

void func(S param)
{
    bool c = param.c; // reference to func::param and S::c
    bool d = param.c && true && param.c; // disturb the MemberAccess/idExpression state machine (in the end there is none)
}

float4 main():SV_TARGET0
{
    func(s);  // reference to ::s

    int c;  // local variable
    sampler s1{}, s2;  // 2 vars on the same decl

    c = // reference to local var c
      a + b;   // references to global ::a and ::b

    if (s.n.nn.nnn.d)  // ref to nested d
    {
    }

    S::N::NN nn = s.n.nn;

    if (nn.nnn.d)  // ref to nested d
    {
        Texture2D tex;
        ((Texture2D)tex).Sample(s1, float2(0,0));  // ref to tex and s1
    }

    Texture2D tex;
    return float4((float)(c), tex.Sample(s2, float2(0,0)).r, 0, 1); // ref to local c, ref to tex, ref to s2
}
// WARNING: be careful in these files, any change will disrupt line and column numbers as checked by the seenat.py test