--- a/check-all.sh	Sun Jan 05 13:54:09 2025 +0100
+++ b/check-all.sh	Sun Jan 05 14:03:30 2025 +0100
@@ -36,6 +36,10 @@
 printf "Check w/o szmul builtin (c++)... "
 perform_check_cxx
 
+printf "Check release config... "
+./configure --release > /dev/null
+perform_check
+
 printf "Check gcc C23 preview... "
 CC=gcc CFLAGS=-std=c23 ./configure --debug > /dev/null
 perform_check