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isprint
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@ -116,7 +116,7 @@ static void _regex_print(struct rx_node *rx, int depth)
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printf("[");
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for (i = 0; i < 256; i++)
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if (dm_bit(rx->charset, i)) {
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if isprint(i)
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if (isprint(i))
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printf("%c", (char) i);
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else if (i == HAT_CHAR)
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printf("^");
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