LayoutTests/fast/css/variables/will-change-variable-resolve-crash.html

<style></style>
<script>
  if (window.testRunner)
    testRunner.dumpAsText();
  document.styleSheets[0].insertRule(`html { will-change: var(--v0); --v0: .; text-emphasis-style: "\x00";}`);
  document.write("This test passes if it doesn't crash.");
</script>