math: make test-fenv-preserve.c a no-op if FE_ALL_EXCEPT == 0.

This fixes a testsuite failure for tile (and possibly microblaze).

2 files changed, 10 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 79d3dbf..f9df745 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-04-11  Chris Metcalf  <cmetcalf@tilera.com>
+
+	* math/test-fenv-preserve.c [FE_ALL_EXCEPT == 0] (do_test):
+	Make the test a no-op if there are no exceptions defined.
+
 2014-04-11  Paul Pluzhnikov  <ppluzhnikov@google.com>
 
 	* elf/Makefile (tests): make tst-dlopen-atout conditional on
diff --git a/math/test-fenv-preserve.c b/math/test-fenv-preserve.c
index 8288b2c..89f2e2b 100644
--- a/math/test-fenv-preserve.c
+++ b/math/test-fenv-preserve.c
@@ -22,6 +22,7 @@
 static int
 do_test (void)
 {
+#if FE_ALL_EXCEPT
   fenv_t env;
 
   if (feenableexcept (FE_INVALID) != 0)
@@ -47,6 +48,10 @@ do_test (void)
       printf ("fegetexcept returned %d, expected %d\n", ret, FE_INVALID);
       return 1;
     }
+#else
+  puts ("No exceptions defined, cannot test");
+  return 0;
+#endif
 }
 
 #define TEST_FUNCTION do_test ()