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Re: bin/21156 (Potential misuse of ctype functions [bc])

Synopsis: Potential misuse of ctype functions [bc]

State-Changed-From-To: open->closed
State-Changed-When: Fri, 11 Feb 2022 22:07:55 +0000
Since 2021-04-05, lint warns for calls to the functions or macros from
<ctype.h> that pass a wrong type.  See usr.bin/xlint/lint1/ckctype.c
for the implementation.

See also

This doesn't fix the issue completely but at least makes the locations
visible that may lead to undefined behavior.

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