mingw/info/gdb/Calling.html

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  19 <h3 class="section">Calling program functions</h3>
  20
  21      <dl>
  22 <dt><code>call </code><var>expr</var><code></code>
  23      <dd>Evaluate the expression <var>expr</var> without displaying <code>void</code>
  24 returned values.
  25 </dl>
  26
  27    <p>You can use this variant of the <code>print</code> command if you want to
  28 execute a function from your program, but without cluttering the output
  29 with <code>void</code> returned values.  If the result is not void, it
  30 is printed and saved in the value history.
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