diff --git a/tests/test-changelog-exec b/tests/test-changelog-exec
new file mode 100755
--- /dev/null
+++ b/tests/test-changelog-exec
@@ -0,0 +1,32 @@
+#!/bin/sh
+# b51a8138292a introduced a regression where we would mention in the
+# changelog executable files added by the second parent of a merge.
+# Test that that doesn't happen anymore
+
+"$TESTDIR/hghave" execbit || exit 80
+
+hg init repo
+cd repo
+echo foo > foo
+hg ci -qAm 'add foo' -d '0 0'
+
+echo bar > bar
+chmod +x bar
+hg ci -qAm 'add bar' -d '0 0'
+echo '% manifest of p2:'
+hg manifest
+echo
+
+hg up -qC 0
+echo >> foo
+hg ci -m 'change foo' -d '0 0'
+echo '% manifest of p1:'
+hg manifest
+
+hg merge
+hg ci -m 'merge' -d '0 0'
+
+echo '% this should not mention bar:'
+hg tip -v
+
+hg debugindex .hg/store/data/bar.i