* debugger: Don't override the value for simple pointer types with the address of the expression

> Try to be a bit smarter and set the value of the auto dereferenced pointer
  expressions only if the parsed value is empty or doesn't contain the
  address of the pointer.

git-svn-id: https://svn.code.sf.net/p/codeblocks/code/trunk@9448 2a5c6006-c6dd-42ca-98ab-0921f2732cef