class AdLint::Exam::CBuiltin::W0422
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 8449 def initialize(phase_ctxt) super @interp = phase_ctxt[:cc1_interpreter] @interp.on_indirection_expr_evaled += T(:check_indirection) @interp.on_member_access_expr_evaled += T(:check_member_access) @interp.on_array_subscript_expr_evaled += T(:check_array_subscript) end
Private Instance Methods
check_array_subscript(expr, ary_or_ptr, *)
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# File lib/adlint/exam/c_builtin/cc1_check.rb, line 8487 def check_array_subscript(expr, ary_or_ptr, *) return unless ary_or_ptr.type.pointer? return unless ary_or_ptr.value.scalar? unless constant_expression?(expr.expression) if ary_or_ptr.value.test_must_be_null.false? test = ary_or_ptr.value.test_may_be_null if test.true? W(expr.location, *test.evidence.emit_context_messages(self, expr.location)) end end end end
check_indirection(expr, ptr_var, *)
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# File lib/adlint/exam/c_builtin/cc1_check.rb, line 8458 def check_indirection(expr, ptr_var, *) return unless ptr_var.value.scalar? unless constant_expression?(expr.operand) if ptr_var.value.test_must_be_null.false? test = ptr_var.value.test_may_be_null if test.true? W(expr.location, *test.evidence.emit_context_messages(self, expr.location)) end end end end
check_member_access(expr, outer_var, *)
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# File lib/adlint/exam/c_builtin/cc1_check.rb, line 8472 def check_member_access(expr, outer_var, *) return unless outer_var.type.pointer? return unless outer_var.value.scalar? unless constant_expression?(expr.expression) if outer_var.value.test_must_be_null.false? test = outer_var.value.test_may_be_null if test.true? W(expr.location, *test.evidence.emit_context_messages(self, expr.location)) end end end end
interpreter()
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# File lib/adlint/exam/c_builtin/cc1_check.rb, line 8502 def interpreter @interp end