S_bool_setlocale_i: Add entry assertion

Perl · Nov 20, 2023 · d2f6db5 · d2f6db5
1 parent c12d2ab
commit d2f6db5
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/locale.c b/locale.c
@@ -2244,6 +2244,11 @@ S_bool_setlocale_2008_i(pTHX_
 
     int mask = category_masks[index];
     const locale_t entry_obj = uselocale((locale_t) 0);
+
+#  ifdef MULTIPLICITY
+    assert(entry_obj== LC_GLOBAL_LOCALE || entry_obj == PL_cur_locale_obj);
+#  endif
+
     const char * locale_on_entry = querylocale_i(index);
 
     DEBUG_Lv(PerlIO_printf(Perl_debug_log,