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31 lines
888 B
Plaintext
31 lines
888 B
Plaintext
/**
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* @name Guards control test
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* @description List which guards ensure which inequalities apply to which blocks
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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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query predicate binary(
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GuardCondition guard, Expr left, string op, Expr right, int k, BasicBlock block
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) {
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guard.ensuresLt(left, right, k, block, true) and op = "<"
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or
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guard.ensuresLt(left, right, k, block, false) and op = ">="
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or
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guard.ensuresEq(left, right, k, block, true) and op = "=="
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or
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guard.ensuresEq(left, right, k, block, false) and op = "!="
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}
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query predicate unary(GuardCondition guard, Expr left, string op, int k, BasicBlock block) {
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guard.ensuresLt(left, k, block, true) and op = "<"
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or
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guard.ensuresLt(left, k, block, false) and op = ">="
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or
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guard.ensuresEq(left, k, block, true) and op = "=="
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or
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guard.ensuresEq(left, k, block, false) and op = "!="
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}
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