build: Make test suite errors fatal again

We need to check in the aggregated results if any test had any problem,
and die accordingly.

Regression introduced in commit 34b26c7db232b300991df5fb6f52707b381df28f.

Closes: #746331

1 files changed, 2 insertions, 1 deletions

diff --git a/check.am b/check.am
index 7a69f01ca..4d9b4bfe2 100644
--- a/check.am
+++ b/check.am
@@ -17,7 +17,8 @@ TEST_RUNNER = '\
 	    verbosity => $(TEST_VERBOSE), \
 	    failures => 1, \
 	}); \
-	$$harness->runtests(@ARGV);'
+	my $$aggregate = $$harness->runtests(@ARGV); \
+	die "FAIL: test suite has errors\n" if $$aggregate->has_errors;'
 
 check-clean:
 	[ -z "$(test_tmpdir)" ] || rm -fr $(test_tmpdir)