Check whether V3ERROR_NO_GLOBAL_ is not already defined. (#4475)

Co-authored-by: Mariusz Glebocki <[email protected]>

src/VlcBucket.h

@@ -20,7 +20,9 @@
 #include "config_build.h"
 #include "verilatedos.h"
 
+#ifndef V3ERROR_NO_GLOBAL_
 #define V3ERROR_NO_GLOBAL_
+#endif
 #include "V3Error.h"
 
 //********************************************************************

src/VlcMain.cpp

@@ -24,7 +24,9 @@
 #include "verilatedos.h"
 
 // Cheat for speed and compile .cpp files into one object TODO: Reconsider
+#ifndef V3ERROR_NO_GLOBAL_
 #define V3ERROR_NO_GLOBAL_
+#endif
 #include "V3Error.h"
 static int debug() { return V3Error::debugDefault(); }
 #include "V3Error.cpp"

src/VlcPoint.h

@@ -25,7 +25,9 @@
 #include <unordered_map>
 #include <vector>
 
+#ifndef V3ERROR_NO_GLOBAL_
 #define V3ERROR_NO_GLOBAL_
+#endif
 #include "verilated_cov_key.h"
 
 #include "V3Error.h"