Bugfix for C++ examples.
Bugfix for C++ examples.

Relates to #26

kyledewey/z3,kyledewey/z3,conceptofproof/z3,seahorn/z3,seahorn/z3,seahorn/z3,wujunzero/z3,wujunzero/z3,kyledewey/z3,mschlaipfer/z3,mschlaipfer/z3,mschlaipfer/z3,conceptofproof/z3,mschlaipfer/z3,conceptofproof/z3,kyledewey/z3,seahorn/z3,wujunzero/z3,mschlaipfer/z3,seahorn/z3,conceptofproof/z3,mschlaipfer/z3,kyledewey/z3,wujunzero/z3,kyledewey/z3,conceptofproof/z3,wujunzero/z3,conceptofproof/z3,seahorn/z3,wujunzero/z3