Update token.cpp

Author: chrchr-github

lib/token.cpp

@@ -554,7 +554,7 @@ int multiCompareImpl(const Token *tok, const char *haystack, nonneg int varid)
     const char *needle = tok->str().c_str();
     const char *needlePointer = needle;
     for (;;) {
-        if (needlePointer == needle && haystack[0] == '%' && haystack[1] != '|' && haystack[1] != '\0' && haystack[1] != ' ') {
+        if (needlePointer == needle && haystack[0] == '%' && haystack[1] != '|' && haystack[1] != '\0' && haystack[1] != ' ' && haystack[1] != '=') {
             const int ret = multiComparePercent(tok, haystack, varid);
             if (ret < 2)
                 return ret;