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42 lines
1.1 KiB
Plaintext
42 lines
1.1 KiB
Plaintext
/**
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* @name Guards comparison test
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* @description List comparison parts.
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* @kind test
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*/
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import cpp
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import semmle.code.cpp.controlflow.Guards
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from GuardCondition guard, Expr left, int k, string op, string msg
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where
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exists(boolean sense, string which |
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sense = true and which = "true"
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or
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sense = false and which = "false"
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exists(Expr right |
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guard.comparesLt(left, right, k, true, sense) and op = " < "
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or
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guard.comparesLt(left, right, k, false, sense) and op = " >= "
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or
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guard.comparesEq(left, right, k, true, sense) and op = " == "
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or
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guard.comparesEq(left, right, k, false, sense) and op = " != "
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msg = left + op + right + "+" + k + " when " + guard + " is " + which
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)
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)
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or
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exists(AbstractValue value |
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guard.comparesLt(left, k, true, value) and op = " < "
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or
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guard.comparesLt(left, k, false, value) and op = " >= "
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or
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guard.comparesEq(left, k, true, value) and op = " == "
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or
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guard.comparesEq(left, k, false, value) and op = " != "
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msg = left + op + k + " when " + guard + " is " + value
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)
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select guard.getLocation().getStartLine(), msg
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