src/share/vm/utilities/macros.hpp

@@ -20,10 +20,17 @@
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  *
  */
 
+#ifndef SHARE_VM_UTILITIES_MACROS_HPP
+#define SHARE_VM_UTILITIES_MACROS_HPP
+
+// On solaris _LP64 is setup in sys/types.h, all other OSes define _LP64 in the
+// make files. It's important that globalDefinitions_<compiler>.hpp has been
+// included before this file is included.
+
 // Use this to mark code that needs to be cleaned up (for development only)
 #define NEEDS_CLEANUP
 
 // Makes a string of the argument (which is not macro-expanded)
 #define STR(a)  #a

@@ -232,5 +239,7 @@
 #define EMBEDDED_ONLY(code)
 #define NOT_EMBEDDED(code) code
 #endif
 
 #define define_pd_global(type, name, value) const type pd_##name = value;
+
+#endif // SHARE_VM_UTILITIES_MACROS_HPP