* editfns.c (Fuser_login_name, Fuser_full_name): Signal an error

if a uid argument is out of range, rather than relying on
undefined behavior.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index c2cf656b101..5826a4bd412 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -265,6 +265,9 @@
         (lo_time): Use int, not EMACS_INT, when int suffices.
         (lisp_time_argument): Check for usec out of range.
         (Fencode_time): Don't assume fixnum fits in int.
+        (Fuser_login_name, Fuser_full_name): Signal an error
+        if a uid argument is out of range, rather than relying on
+        undefined behavior.
         * emacs.c (gdb_valbits, gdb_gctypebits): Now int, not EMACS_INT.
         (gdb_data_seg_bits): Now uintptr_t, not EMACS_INT.
         (PVEC_FLAG, gdb_array_mark_flag): Now ptrdiff_t, not EMACS_INT.