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Add error on localparam value from hierarchical path (#6456).

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This commit is contained in:
Wilson Snyder
2025-09-20 09:59:48 -04:00
parent f970485e19
commit 7f85d7f453
12 changed files with 81 additions and 15 deletions
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src/V3Param.cpp
+7
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@@ -1416,6 +1416,13 @@ class ParamVisitor final : public VNVisitor {
if (nodep->user2SetOnce()) return; // Process once
iterateChildren(nodep);
if (nodep->isParam()) {
// See if any Future before we process
if (nodep->valuep())
nodep->valuep()->foreach([&](const AstVarXRef* refp) {
refp->v3error("Parameter values cannot be hierarchical"
" (IEEE 1800-2023 6.20.2): "
<< nodep->prettyNameQ());
});
if (!nodep->valuep() && !VN_IS(m_modp, Class)) {
nodep->v3error("Parameter without default value is never given value"
<< " (IEEE 1800-2023 6.20.1): " << nodep->prettyNameQ());