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    <body><span class="vcard"><a class="email" href="mailto:richard-llvm@metafoo.co.uk" title="Richard Smith <richard-llvm@metafoo.co.uk>"> <span class="fn">Richard Smith</span></a>
</span> changed
              <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED INVALID - linker error passing const static field as template argument"
   href="http://llvm.org/bugs/show_bug.cgi?id=19229">bug 19229</a>
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             <table border="1" cellspacing="0" cellpadding="8">
          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
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         <tr>
           <td style="text-align:right;">Status</td>
           <td>NEW
           </td>
           <td>RESOLVED
           </td>
         </tr>

         <tr>
           <td style="text-align:right;">CC</td>
           <td>
                
           </td>
           <td>richard-llvm@metafoo.co.uk
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           <td style="text-align:right;">Resolution</td>
           <td>---
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           <td>INVALID
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            <b><a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED INVALID - linker error passing const static field as template argument"
   href="http://llvm.org/bugs/show_bug.cgi?id=19229#c1">Comment # 1</a>
              on <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED INVALID - linker error passing const static field as template argument"
   href="http://llvm.org/bugs/show_bug.cgi?id=19229">bug 19229</a>
              from <span class="vcard"><a class="email" href="mailto:richard-llvm@metafoo.co.uk" title="Richard Smith <richard-llvm@metafoo.co.uk>"> <span class="fn">Richard Smith</span></a>
</span></b>
        <pre>(In reply to <a href="show_bug.cgi?id=19229#c0">comment #0</a>)
<span class="quote">> template <class T, class U>
> bool operator!=(const T& LHS, const U& RHS) { return !(LHS == RHS); }</span >
[...]
<span class="quote">>   bool b2 = S != MyStr::ConstVal;</span >

This is an odr-use of ConstVal, so you need to provide a definition of it.

<span class="quote">> Why is not simply passed 1 here as well?</span >

Because you're passing it by reference.</pre>
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