Patch not applicable to upstream, but the test failures not visible
there anymore.  (The math tests have been reorganized.)

--- glibc-2.17-c758a686/math/libm-test.inc	2015-01-22 10:53:11.015331338 -0500
+++ glibc-2.17-c758a686/math/libm-test.inc	2015-01-26 16:46:24.631769811 -0500
@@ -521,7 +521,7 @@
 }
 
 
-static void
+static void __attribute__ ((noinline))
 check_float_internal (const char *test_name, FLOAT computed, FLOAT expected,
 		      FLOAT max_ulp, int xfail, int exceptions,
 		      FLOAT *curr_max_error)
@@ -610,7 +610,7 @@
 }
 
 
-static void
+static void __attribute__ ((noinline))
 check_float (const char *test_name, FLOAT computed, FLOAT expected,
 	     FLOAT max_ulp, int xfail, int exceptions)
 {
@@ -619,7 +619,7 @@
 }
 
 
-static void
+static void __attribute__ ((noinline))
 check_complex (const char *test_name, __complex__ FLOAT computed,
 	       __complex__ FLOAT expected,
 	       __complex__ FLOAT max_ulp, __complex__ int xfail,