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+<!doctype html>
+<meta charset=utf-8>
+<title>CSS Text test: hanging trailing spaces with white-space:pre-wrap</title>
+<link rel="author" title="Javier Fernandez" href="mailto:jfernandez@igalia.com">
+<link rel="help" title="3. White Space and Wrapping: the white-space property" href="https://drafts.csswg.org/css-text-3/#white-space-property">
+<link rel="help" href="https://drafts.csswg.org/css-text-3/#valdef-white-space-pre-wrap">
+<link rel="help" title="4.1.3. Phase II: Trimming and Positioning" href="https://drafts.csswg.org/css-text-3/#white-space-phase-2">
+<link rel="help" title="5.2. Breaking Rules for Letters: the word-break property" href="https://drafts.csswg.org/css-text-3/#word-break-property">
+<link rel="help" href="https://drafts.csswg.org/css-text-3/#valdef-word-break-normal">
+<link rel="match" href="reference/white-space-pre-wrap-trailing-spaces-014-ref.html">
+<link rel="match" href="reference/white-space-pre-wrap-trailing-spaces-alt-014-ref.html">
+<meta name="assert" content="Previous breaking opportunities are not considered if the overflow is caused by hanging trailing spaces.">
+<link rel="stylesheet" type="text/css" href="/fonts/ahem.css">
+<style>
+div {
+  font: 20px/1 Ahem;
+  width: 4ch;
+  white-space: pre-wrap;
+}
+span { background: blue; }  /* If the space is removed instead of hanging, there will be no blue box */
+
+</style>
+
+<p>This test passes if the line is broken after the 2nd white space, which hangs (blue).
+<div>XX <span>X </span>X<span>XXX </span></div>
+