struct Foo { float x; } bar;

void preincrement_array()   { float    x[1]; ++x; }
void predecrement_array()   { int3     x[2]; --x; }
void postincrement_array()  { float4x4 x[3]; x++; }
void postdecrement_bool()   { bool     x = true; x--; }
void not_integer()          { int x = !12; }
void positive_struct()      { Foo x = +bar; }
void negative_struct()      { Foo x = -bar; }

/*%%*
'++' cannot operate on 'float[1]'
'--' cannot operate on 'int3[2]'
'++' cannot operate on 'float4x4[3]'
'--' cannot operate on 'bool'
'!' cannot operate on 'int'
'+' cannot operate on 'Foo'
'-' cannot operate on 'Foo'
*%%*/