5e03b81fd4
The negative value was not expected and generated the low 8 bits as a byte, which may be an invalid character encoding. The final shift in creating the negative value was undefined as well. Make the temporary variable unsigned to fix this.
9 lines
266 B
Plaintext
9 lines
266 B
Plaintext
# $FreeBSD$
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# This Unicode escape sequence that has never been in range should either
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# fail to expand or expand to a fallback.
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c=$(eval printf %s \$\'\\Uffffff41\' 2>/dev/null)
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r=$(($? != 0))
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[ "$r.$c" = '1.' ] || [ "$r.$c" = '0.?' ] || [ "$r.$c" = $'0.\u2222' ]
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