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silence unused variable warning #265

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silence unused variable warning #265

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10 changes: 1 addition & 9 deletions run.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1978,7 +1978,6 @@ static char *nawk_convert(const char *s, int (*fun_c)(int),
size_t n = 0;
wchar_t wc;
const size_t sz = awk_mb_cur_max;
int unused;

if (sz == 1) {
buf = tostring(s);
Expand All @@ -1992,14 +1991,7 @@ static char *nawk_convert(const char *s, int (*fun_c)(int),
buf = tostringN(s, strlen(s) * sz + 1);

(void) mbtowc(NULL, NULL, 0); /* reset internal state */
/*
* Reset internal state here too.
* Assign result to avoid a compiler warning. (Casting to void
* doesn't work.)
* Increment said variable to avoid a different warning.
*/
unused = wctomb(NULL, L'\0');
unused++;
(void) wctomb(NULL, L'\0'); /* reset internal state */

ps = s;
pbuf = buf;
Expand Down