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The test fails about 1 in 10 or 20 runs when I execute it via llvm-lit repeatedly in a shell loop. It encounters a null pointer dereference in this code in clang/lib/AST/StmtProfile.cpp:<br>
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<span>void StmtProfiler::VisitConceptSpecializationExpr(<br>
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<div> const ConceptSpecializationExpr *S) {<br>
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<div> VisitExpr(S);<br>
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<div> VisitDecl(S->getFoundDecl());<br>
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<div> VisitTemplateArguments(S->getTemplateArgsAsWritten()->getTemplateArgs(),<br>
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<div> S->getTemplateArgsAsWritten()->NumTemplateArgs);<br>
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The S->getTemplateArgsAsWritten() call returns null.</div>
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I have not been able to determine why the behavior is intermittent. Is there someone more familiar with this code who has an idea?<br>
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-Troy<br>
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