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| author | Rich Felker <dalias@aerifal.cx> | 2026-04-09 20:23:44 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2026-04-09 20:23:44 -0400 |
| commit | d2f20c49dfb556d9096251aa0acd92ca907b3400 (patch) | |
| tree | 06e7d104adb2bb4e959fa3c8bbd16b5f00480c0b | |
| parent | 67219f0130ec7c876ac0b299046460fad31caabf (diff) | |
| download | musl-d2f20c49dfb556d9096251aa0acd92ca907b3400.tar.gz | |
adjust iswalnum to admit tail call to iswalpha
use of || forces the caller to boolean-normalize the result of
iswalpha to 0 or 1, requiring code after the call returns and thus
precluding a tail call.
since this isn't actually needed, don't write it that way.
| -rw-r--r-- | src/ctype/iswalnum.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/ctype/iswalnum.c b/src/ctype/iswalnum.c index 046c399c..6e245e85 100644 --- a/src/ctype/iswalnum.c +++ b/src/ctype/iswalnum.c @@ -2,7 +2,8 @@ int iswalnum(wint_t wc) { - return iswdigit(wc) || iswalpha(wc); + if (iswdigit(wc)) return 1; + return iswalpha(wc); } int __iswalnum_l(wint_t c, locale_t l) |