diff --git a/lib/libc/tests/stdlib/Makefile b/lib/libc/tests/stdlib/Makefile
--- a/lib/libc/tests/stdlib/Makefile
+++ b/lib/libc/tests/stdlib/Makefile
@@ -7,7 +7,9 @@
 ATF_TESTS_C+=		heapsort_test
 ATF_TESTS_C+=		mergesort_test
 ATF_TESTS_C+=		qsort_test
+.if ${COMPILER_TYPE} == "clang"
 ATF_TESTS_C+=		qsort_b_test
+.endif
 ATF_TESTS_C+=		qsort_r_compat_test
 ATF_TESTS_C+=		qsort_r_test
 ATF_TESTS_C+=		qsort_s_test