From caa9ae32d940fd2f03605afdf171122cf3e0eec6 Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Wed, 26 Oct 2022 10:31:57 -0700 Subject: [PROPOSED 1/2] Tune qsort usage slightly MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * zic.c (make_links, associate): Don’t bother to sort size-1 arrays. Suggested by Jonathan Leffler in: https://mm.icann.org/pipermail/tz/2022-October/032100.html --- zic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/zic.c b/zic.c index ad1221c..01dc658 100644 --- a/zic.c +++ b/zic.c @@ -690,7 +690,7 @@ static void make_links(void) { ptrdiff_t i, j, nalinks; - if (nlinks) + if (1 < nlinks) qsort(links, nlinks, sizeof *links, qsort_linkcmp); /* Ignore each link superseded by a later link with the same name. */ @@ -1496,7 +1496,7 @@ associate(void) register struct rule * rp; register ptrdiff_t i, j, base, out; - if (nrules != 0) { + if (1 < nrules) { qsort(rules, nrules, sizeof *rules, rcomp); for (i = 0; i < nrules - 1; ++i) { if (strcmp(rules[i].r_name, -- 2.37.3