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39 lines
1.5 KiB
Plaintext
39 lines
1.5 KiB
Plaintext
import cpp
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import experimental.semmle.code.cpp.semantic.analysis.ModulusAnalysis
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import experimental.semmle.code.cpp.semantic.Semantic
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import experimental.semmle.code.cpp.semantic.analysis.RangeUtils
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import experimental.semmle.code.cpp.semantic.analysis.FloatDelta
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import experimental.semmle.code.cpp.semantic.analysis.RangeAnalysisSpecific
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import experimental.semmle.code.cpp.semantic.analysis.RangeAnalysisImpl
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import experimental.semmle.code.cpp.semantic.SemanticExprSpecific
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import semmle.code.cpp.ir.IR as IR
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import TestUtilities.InlineExpectationsTest
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module ModulusAnalysisInstantiated =
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ModulusAnalysis<FloatDelta, ConstantBounds, RangeUtil<FloatDelta, CppLangImpl>>;
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class ModulusAnalysisTest extends InlineExpectationsTest {
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ModulusAnalysisTest() { this = "ModulusAnalysisTest" }
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override string getARelevantTag() { result = "mod" }
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override predicate hasActualResult(Location location, string element, string tag, string value) {
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exists(SemExpr e, IR::CallInstruction call |
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getSemanticExpr(call.getArgument(0)) = e and
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call.getStaticCallTarget().hasName("mod") and
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tag = "mod" and
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element = e.toString() and
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location = e.getLocation() and
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value = getAModString(e)
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)
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}
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}
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private string getAModString(SemExpr e) {
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exists(SemBound b, int delta, int mod |
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ModulusAnalysisInstantiated::semExprModulus(e, b, delta, mod) and
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result = b.toString() + "," + delta.toString() + "," + mod.toString() and
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not (delta = 0 and mod = 0)
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)
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}
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