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This commit is contained in:
Wilson Snyder
2020-05-07 21:04:26 -04:00
parent b56a25e89c
commit 5f7ae1fbce
5 changed files with 33 additions and 80 deletions
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src/V3Case.cpp
+2 -2
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@@ -96,7 +96,7 @@ private:
} else if (VN_IS(m_caseExprp, Case)
&& (VN_CAST(m_caseExprp, Case)->casez()
|| VN_CAST(m_caseExprp, Case)->caseInside())) {
if (nodep->num().isUnknown()) {
if (nodep->num().isAnyX()) {
nodep->v3warn(CASEWITHX, "Use of x constant in casez statement, "
"(perhaps intended ?/z in constant)");
}
@@ -460,7 +460,7 @@ private:
// Xs in case or casez are impossible due to two state simulations
if (casep->casex()) {
} else if (casep->casez() || casep->caseInside()) {
if (itemp->num().isUnknown()) return true;
if (itemp->num().isAnyX()) return true;
} else {
if (itemp->num().isFourState()) return true;
}