Fix reporting struct members as reserved words, bug741.

Changes

@@ -31,6 +31,8 @@ indicates the contributor was also the author of the fix; Thanks!
 
 ****  Fix power operator calculation, bug730, bug735. [Clifford Wolf]
 
+****  Fix reporting struct members as reserved words, bug741. [Chris Randall]
+
 ****  Fix Mac OS-X test issues. [Holger Waechtler]
 
 ****  Fix C++-2011 warnings.

src/V3EmitCSyms.cpp

@@ -203,6 +203,7 @@ class EmitCSyms : EmitCBaseVisitor {
 	}
     }
     virtual void visit(AstVar* nodep, AstNUser*) {
+	nameCheck(nodep);
 	nodep->iterateChildren(*this);
 	if (nodep->isSigUserRdPublic()
 	    && !nodep->isParam()) {  // The VPI functions require a pointer to allow modification, but parameters are constants
@@ -220,6 +221,7 @@ class EmitCSyms : EmitCBaseVisitor {
 	nodep->iterateChildren(*this);
     }
     virtual void visit(AstCFunc* nodep, AstNUser*) {
+	nameCheck(nodep);
 	if (nodep->dpiImport() || nodep->dpiExportWrapper()) {
 	    m_dpis.push_back(nodep);
 	}

src/V3Name.cpp

@@ -107,6 +107,18 @@ private:
 	    nodep->iterateChildren(*this);
 	}
     }
+    virtual void visit(AstMemberDType* nodep, AstNUser*) {
+	if (!nodep->user1()) {
+	    rename(nodep, false);
+	    nodep->iterateChildren(*this);
+	}
+    }
+    virtual void visit(AstMemberSel* nodep, AstNUser*) {
+	if (!nodep->user1()) {
+	    rename(nodep, false);
+	    nodep->iterateChildren(*this);
+	}
+    }
     virtual void visit(AstScope* nodep, AstNUser*) {
 	if (!nodep->user1SetOnce()) {
 	    if (nodep->aboveScopep()) nodep->aboveScopep()->iterate(*this);

test_regress/t/t_var_rsvd.v

@@ -15,10 +15,16 @@ module t (/*AUTOARG*/
    reg  vector;	// OK, as not public
    reg  switch /*verilator public*/;	// Bad
 
+   typedef struct packed {
+      logic [31:0] vector;	// OK, as not public
+   } test;
+   test t;
+
    // global is a 1800-2009 reserved word, but we allow it when possible.
    reg  global;
 
    initial begin
+      t.vector = 1;
       $write("*-* All Finished *-*\n");
       $finish;
    end