Update libm from upstream.
Bug: N/A
Test: ran tests
Change-Id: Ifa03eb36d412a2776208cd2921936be4724e5547
diff --git a/libm/upstream-freebsd/lib/msun/src/catrigf.c b/libm/upstream-freebsd/lib/msun/src/catrigf.c
index e057d31..344290a 100644
--- a/libm/upstream-freebsd/lib/msun/src/catrigf.c
+++ b/libm/upstream-freebsd/lib/msun/src/catrigf.c
@@ -1,4 +1,6 @@
/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
* Copyright (c) 2012 Stephen Montgomery-Smith <stephen@FreeBSD.ORG>
* All rights reserved.
*
@@ -39,7 +41,7 @@
*/
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: head/lib/msun/src/catrigf.c 275819 2014-12-16 09:21:56Z ed $");
+__FBSDID("$FreeBSD: head/lib/msun/src/catrigf.c 326219 2017-11-26 02:00:33Z pfg $");
#include <complex.h>
#include <float.h>
@@ -51,7 +53,7 @@
#define isinf(x) (fabsf(x) == INFINITY)
#undef isnan
#define isnan(x) ((x) != (x))
-#define raise_inexact() do { volatile float junk = 1 + tiny; } while(0)
+#define raise_inexact() do { volatile float junk __unused = 1 + tiny; } while(0)
#undef signbit
#define signbit(x) (__builtin_signbitf(x))