Method preVisitGlobalLet

src/ast/ast_lint.cpp:542–574

            }
        }
        virtual void preVisitGlobalLet ( const VariablePtr & var ) override {
            Visitor::preVisitGlobalLet(var);
            if ( checkNoGlobalVariables && !var->generated ) {
                if ( checkNoGlobalVariablesAtAll ) {
                    program->error("variable '" + var->name + "' is disabled via option no_global_variables_at_all", "", "",
                        var->at, CompilationError::cant_global );
                } else if ( !var->type->isConst() ) {
                    program->error("variable '" + var->name + "' is not a constant, which is disabled via option no_global_variables", "", "",
                        var->at, CompilationError::cant_global );
                }
            }
            if ( checkNoGlobalHeap ) {
                if ( !var->type->isNoHeapType() ) { // note: this is too dangerous to allow even with generated
                    program->error("variable '" + var->name + "' uses heap, which is disabled via option no_global_heap", "", "",
                        var->at, CompilationError::cant_global );
                }
            }
            if ( !var->init ) {
                if ( needAvoidNullPtr(var->type,true) ) {
                    program->error("global variable of type '" + var->type->describe() + "' needs to be initialized to avoid null pointer", "", "",
                        var->at, CompilationError::missing_global);
                }
            } else {
                if ( needAvoidNullPtr(var->type,false) && var->init->rtti_isNullPtr() ) {
                    program->error("global variable of type '" + var->type->describe() + "' can't be initialized with null", "", "",
                        var->init->at, CompilationError::cant_global);
                }
            }
            if ( var->type->getSizeOf64()>0x7fffffff ) {
                program->error("global variable '" + var->name + "' is too big", "", "",
                    var->at,CompilationError::exceeds_global);
            }
        }
        virtual void preVisitGlobalLetInit ( const VariablePtr & var, Expression * that ) override {
            Visitor::preVisitGlobalLetInit(var,that);
            globalVar = var;