From db92647731b48e5f9f2d8a7350f9a040f90e7234 Mon Sep 17 00:00:00 2001
From: Enji Cooper <ngie@FreeBSD.org>
Date: Tue, 25 Jul 2017 16:21:22 +0000
Subject: [PATCH] Only test ld_pi_odd with LDBL_MANT_DIG == 64 to fix the build

The empty (unimplemented) test inputs for sparc64 trigger a -Wtype-limits build
failure because nitems of an empty array is always false, i.e., deadcode.

MFC after:	1 month
MFC with:	r321455
Reported by:	Jenkins (sparc64 job)
---
 lib/msun/tests/trig_test.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/lib/msun/tests/trig_test.c b/lib/msun/tests/trig_test.c
index ad697606a239..bbdd7df5eae5 100644
--- a/lib/msun/tests/trig_test.c
+++ b/lib/msun/tests/trig_test.c
@@ -156,11 +156,6 @@ ATF_TC_BODY(reduction, tc)
 		9.8477555741888350649e+4314L,
 		1.6061597222105160737e+4326L,
 	};
-#elif LDBL_MANT_DIG == 113
-	static const long double ld_pi_odd[] = {
-		/* XXX */
-	};
-#endif
 
 #if defined(__clang__) && \
 	((__clang_major__ >= 5))
@@ -205,7 +200,7 @@ ATF_TC_BODY(reduction, tc)
 		ATF_CHECK(fabs(tan(-d_pi_odd[i] * 2)) < 2 * DBL_EPSILON);
 	}
 
-#if LDBL_MANT_DIG > 53
+#if LDBL_MANT_DIG == 64 /* XXX: || LDBL_MANT_DIG == 113 */
 	for (i = 0; i < nitems(ld_pi_odd); i++) {
 		ATF_CHECK(fabsl(sinl(ld_pi_odd[i])) < LDBL_EPSILON);
 		ATF_CHECK(cosl(ld_pi_odd[i]) == -1.0);