svn commit: r319377 - stable/11/lib/msun/tests

[Ngie Cooper]

Author: ngie
Date: Thu Jun  1 06:34:35 2017
New Revision: 319377
URL: https://svnweb.freebsd.org/changeset/base/319377

Log:
  MFC r319158:
  
  logarithm_test: assert that feclearexcept succeeds
  
  This helps ensure that test preconditons are fulfilled.
  
  CID:		1346572

Modified:
  stable/11/lib/msun/tests/logarithm_test.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/lib/msun/tests/logarithm_test.c
==============================================================================
--- stable/11/lib/msun/tests/logarithm_test.c	Thu Jun  1 06:34:14 2017	(r319376)
+++ stable/11/lib/msun/tests/logarithm_test.c	Thu Jun  1 06:34:35 2017	(r319377)
@@ -137,7 +137,7 @@ run_log2_tests(void)
 	 * We should insist that log2() return exactly the correct
 	 * result and not raise an inexact exception for powers of 2.
 	 */
-	feclearexcept(FE_ALL_EXCEPT);
+	assert(feclearexcept(FE_ALL_EXCEPT) == 0);
 	for (i = FLT_MIN_EXP - FLT_MANT_DIG; i < FLT_MAX_EXP; i++) {
 		assert(log2f(ldexpf(1.0, i)) == i);
 		assert(fetestexcept(ALL_STD_EXCEPT) == 0);