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NNTP-Posting-Date: Thu, 01 Aug 2024 08:24:45 +0000
From: Mark Summerfield <mark@qtrac.eu>
Subject: Re: relearning C: why does an in-place change to a char* segfault?
Newsgroups: comp.lang.c
References: <IoGcndcJ1Zm83zb7nZ2dnZfqnPWdnZ2d@brightview.co.uk>
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Date: Thu, 01 Aug 2024 08:24:45 +0000
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The formatting was messed up by Pan.

The function was:

void uppercase_ascii(char *s) {
    while (*s) {
        *s = toupper(*s); 
        s++;
    }
}