class AdLint::Exam::CBuiltin::W0462
Public Class Methods
new(phase_ctxt)
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Calls superclass method
AdLint::Examination::new
# File lib/adlint/exam/c_builtin/cc1_check.rb, line 9668 def initialize(phase_ctxt) super @interp = phase_ctxt[:cc1_interpreter] @interp.on_function_call_expr_evaled += T(:check) end
Private Instance Methods
check(funcall_expr, fun, arg_vars, *)
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# File lib/adlint/exam/c_builtin/cc1_check.rb, line 9675 def check(funcall_expr, fun, arg_vars, *) args = arg_vars.zip(fun.type.parameter_types) args.each_with_index do |(arg, type), idx| next unless arg.variable? && arg.value.scalar? next unless type && type.pointer? next unless type.unqualify.base_type.const? if pointee = pointee_of(arg) and pointee.variable? next if pointee.value.test_must_be_undefined.true? if !pointee.temporary? test = pointee.value.test_may_be_undefined if test.true? arg_expr = funcall_expr.argument_expressions[idx] W(arg_expr.location, *test.evidence.emit_context_messages(self, arg_expr.location)) end end end end end
interpreter()
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# File lib/adlint/exam/c_builtin/cc1_check.rb, line 9696 def interpreter @interp end