Comment about C (non-)compatibility of HRealloc().

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@2002 8092fc87-c524-0410-9efc-e669fe64eaf9

sc2/src/sc2code/libs/memory/w_memlib.c

@@ -672,6 +672,9 @@ HCalloc (int size)
 	return (p);
 }
 
+// BUG: HRealloc() is does not behave like realloc():
+// From the C standard: "If memory for the new object cannot be allocated,
+// the old object is not deallocated and its value is unchanged."
 void *
 HRealloc (void *p, int size)
 {