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patch 8.2.5075: clang gives an out of bounds warning

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Problem:    Clang gives an out of bounds warning.
Solution:   adjust conditional expression (John Marriott)
This commit is contained in:
Bram Moolenaar
2022-06-10 14:52:35 +01:00
parent ad73cc2ff2
commit b74e046491
2 changed files with 4 additions and 1 deletions
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3
src/ui.c
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@@ -897,7 +897,8 @@ read_from_input_buf(char_u *buf, long maxlen)
maxlen = inbufcount;
mch_memmove(buf, inbuf, (size_t)maxlen);
inbufcount -= maxlen;
if (inbufcount)
// check "maxlen" to avoid clang warning
if (inbufcount > 0 && maxlen > 0)
mch_memmove(inbuf, inbuf + maxlen, (size_t)inbufcount);
return (int)maxlen;
}