class AdLint::Exam::CBuiltin::W0742
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 18109 def initialize(phase_ctxt) super @interp = phase_ctxt[:cc1_interpreter] @interp.on_implicit_conv_performed += T(:check) end
Private Instance Methods
check(init_or_expr, orig_var, rslt_var)
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# File lib/adlint/exam/c_builtin/cc1_check.rb, line 18116 def check(init_or_expr, orig_var, rslt_var) unless orig_var.type.scalar? && rslt_var.type.scalar? && orig_var.type.signed? && rslt_var.type.unsigned? return end if init_or_expr.kind_of?(Cc1::Initializer) expr = init_or_expr.expression else expr = init_or_expr end if expr && constant_expression?(expr) && orig_var.value.test_must_be_less_than(scalar_value_of(0)).true? W(expr.location) end end
interpreter()
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# File lib/adlint/exam/c_builtin/cc1_check.rb, line 18134 def interpreter @interp end