whitespace-in-fallback-crash.html

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<title>Fallback to a whitespace-only string should not crash</title>

<link rel="author" title="Steinar H. Gunderson" href="mailto:sesse@chromium.org">

<link rel="help" href="https://crbug.com/1476811">

<style>

  #t1 {--a:var(--b,var(--c,) );}

</style>

<div id="t1">Test passes if it does not crash.</div>