maint: various cleanups

* tests/misc/numfmt.pl: Fix comment misspelling.
* src/cut.c: Likewise.
* src/tsort.c (detect_loop): Replace an fprintf() with error().

1 files changed, 1 insertions, 1 deletions

diff --git a/src/cut.c b/src/cut.c
index b659a2b0c..552806823 100644
--- a/src/cut.c
+++ b/src/cut.c
@@ -417,7 +417,7 @@ set_fields (const char *fieldstr)
 
   /* After merging, reallocate RP so we release memory to the system.
      Also add a sentinel at the end of RP, to avoid out of bounds access
-     and for perfomance reasons.  */
+     and for performance reasons.  */
   ++n_rp;
   rp = xrealloc (rp, n_rp * sizeof (struct range_pair));
   rp[n_rp - 1].lo = rp[n_rp - 1].hi = SIZE_MAX;