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Add IEEE 4-state type lint checks (#3645 partial) (#6895)

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This commit is contained in:
Jose Drowne
2026-01-18 11:00:25 -05:00
committed by GitHub
parent 50b6954cfc
commit 3a080ef543
8 changed files with 143 additions and 3 deletions
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src/V3LinkDot.cpp
+4 -2
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@@ -1871,9 +1871,11 @@ class LinkDotFindVisitor final : public VNVisitor {
nextp = argp->nextp();
AstVar* argrefp = nullptr;
if (AstParseRef* const parserefp = VN_CAST(argp, ParseRef)) {
// We use an int type, this might get changed in V3Width when types resolve
// IEEE 1800-2023 12.7.3: foreach loop variable type shall be int (2-state)
// This might get changed in V3Width when types resolve (e.g., for assoc
// arrays)
argrefp = new AstVar{parserefp->fileline(), VVarType::BLOCKTEMP,
parserefp->name(), argp->findSigned32DType()};
parserefp->name(), argp->findIntDType()};
argrefp->lifetime(VLifetime::AUTOMATIC_EXPLICIT);
parserefp->replaceWith(argrefp);
VL_DO_DANGLING2(parserefp->deleteTree(), parserefp, argp);