1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/irregexp/RegExpCharacters-inl.h b/js/src/irregexp/RegExpCharacters-inl.h
new file mode 100644
index 0000000000..d001819fcb
--- /dev/null
+++ b/js/src/irregexp/RegExpCharacters-inl.h
@@ -0,0 +1,40 @@
+/* Generated by make_unicode.py DO NOT MODIFY */
+/* Unicode version: 9.0.0 */
+#ifndef V8_JSREGEXPCHARACTERS_INL_H_
+#define V8_JSREGEXPCHARACTERS_INL_H_
+
+namespace js {
+
+namespace irregexp {
+
+static inline bool
+RangeContainsLatin1Equivalents(CharacterRange range, bool unicode)
+{
+    if (unicode) {
+        // "LATIN SMALL LETTER LONG S" case folds to "LATIN SMALL LETTER S".
+        if (range.Contains(0x017F))
+            return true;
+        // "LATIN CAPITAL LETTER SHARP S" case folds to "LATIN SMALL LETTER SHARP S".
+        if (range.Contains(0x1E9E))
+            return true;
+        // "KELVIN SIGN" case folds to "LATIN SMALL LETTER K".
+        if (range.Contains(0x212A))
+            return true;
+        // "ANGSTROM SIGN" case folds to "LATIN SMALL LETTER A WITH RING ABOVE".
+        if (range.Contains(0x212B))
+            return true;
+    }
+
+    // "GREEK CAPITAL LETTER MU" case maps to "MICRO SIGN".
+    // "GREEK SMALL LETTER MU" case maps to "MICRO SIGN".
+    if (range.Contains(0x039C) || range.Contains(0x03BC))
+        return true;
+    // "LATIN CAPITAL LETTER Y WITH DIAERESIS" case maps to "LATIN SMALL LETTER Y WITH DIAERESIS".
+    if (range.Contains(0x0178))
+        return true;
+    return false;
+}
+
+} } // namespace js::irregexp
+
+#endif // V8_JSREGEXPCHARACTERS_INL_H_