Remove deprecated --structs-packed.

src/V3Options.cpp

@@ -1774,10 +1774,6 @@ void V3Options::parseOptsList(FileLine* fl, const string& optdir, int argc,
     DECL_OPTION("-std-package", OnOff, &m_stdPackage);
     DECL_OPTION("-std-waiver", OnOff, &m_stdWaiver);
     DECL_OPTION("-stop-fail", OnOff, &m_stopFail);
-    DECL_OPTION("-structs-packed", CbOnOff, [this, fl](bool flag) {
-        m_structsPacked = flag;
-        fl->v3warn(DEPRECATED, "Option --structs-packed is deprecated, avoid use");
-    }).undocumented();
     DECL_OPTION("-sv", CbCall, [this]() { m_defaultLanguage = V3LangCode::L1800_2023; });
 
     DECL_OPTION("-no-threads", CbCall, [this, fl]() {

src/V3Options.h

@@ -294,7 +294,6 @@ private:
     VOptionBool m_schedZeroDelay;  // main switch: --sched-zero-delay
     bool m_stdPackage = true;       // main switch: --std-package
     bool m_stdWaiver = true;        // main switch: --std-waiver
-    bool m_structsPacked = false;   // main switch: --structs-packed
     bool m_systemC = false;         // main switch: --sc: System C instead of simple C++
     bool m_stats = false;           // main switch: --stats
     bool m_statsVars = false;       // main switch: --stats-vars
@@ -510,7 +509,6 @@ public:
     bool statsVars() const { return m_statsVars; }
     bool stdPackage() const { return m_stdPackage; }
     bool stdWaiver() const { return m_stdWaiver; }
-    bool structsPacked() const { return m_structsPacked; }
     bool assertOn() const { return m_assert; }  // assertOn as __FILE__ may be defined
     bool assertCase() const { return m_assertCase; }
     bool autoflush() const { return m_autoflush; }

src/V3Width.cpp

@@ -3827,7 +3827,6 @@ class WidthVisitor final : public VNVisitor {
             if (unionp->isTagged()) { nodep->v3warn(E_UNSUPPORTED, "Unsupported: tagged union"); }
         }
         // UINFOTREE(9, nodep, "", "class-in");
-        if (!nodep->packed() && v3Global.opt.structsPacked()) nodep->packed(true);
         userIterateChildren(nodep, nullptr);  // First size all members
         nodep->dtypep(nodep);
         nodep->isFourstate(false);
@@ -3835,10 +3834,7 @@ class WidthVisitor final : public VNVisitor {
         for (AstMemberDType* itemp = nodep->membersp(); itemp;
              itemp = VN_AS(itemp->nextp(), MemberDType)) {
             AstNodeDType* const dtp = itemp->subDTypep()->skipRefp();
-            if (nodep->packed()
-                && !dtp->isIntegralOrPacked()
-                // Historically lax:
-                && !v3Global.opt.structsPacked())
+            if (nodep->packed() && !dtp->isIntegralOrPacked())
                 itemp->v3error("Unpacked data type "
                                << dtp->prettyDTypeNameQ()
                                << " in packed struct/union (IEEE 1800-2023 7.2.1)");