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<html>
<head>
<style>
.preline { white-space:pre-line; }
span { background:yellow; }
.float { float:left; background:orange; }
.outer { overflow:auto; margin:1em; }
</style>
</head>
<body>



<!-- Note, in the following tests there are trailing spaces after "is" and on the second
     blank line. -->

<div class="outer"><div class="preline">My    name is   
 
 Fred.</div></div>
<div class="outer"><span class="preline">My    name is   
 
 Fred.</span></div>





<div class="outer"><div class="preline float">My    name is   
 
 Fred.</div></div>
<div class="outer"><div class="float"><span class="preline">My    name is   
 
 Fred.</span></div></div>





<div class="outer"><div style="width:0;"><div class="preline float">My    name is   
 
 Fred.</div></div></div>
<div class="outer"><div style="width:0;"><div class="float"><span class="preline">My    name is   
 
 Fred.</span></div></div></div>

</body>
</html>