From 0570cfed7f46a6e71175e1e6fc52fa9b3f22e677 Mon Sep 17 00:00:00 2001 From: Wilco Date: Tue, 10 Jun 2014 15:50:25 +0100 Subject: Add FE_NOMASK_ENV return value test. --- math/Makefile | 2 +- math/test-fenv-return.c | 123 ++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 124 insertions(+), 1 deletion(-) create mode 100644 math/test-fenv-return.c (limited to 'math') diff --git a/math/Makefile b/math/Makefile index b5cbfda469..55ae19d1fc 100644 --- a/math/Makefile +++ b/math/Makefile @@ -90,7 +90,7 @@ tests = test-matherr test-fenv atest-exp atest-sincos atest-exp2 basic-test \ test-misc test-fpucw test-fpucw-ieee tst-definitions test-tgmath \ test-tgmath-ret bug-nextafter bug-nexttoward bug-tgmath1 \ test-tgmath-int test-tgmath2 test-powl tst-CMPLX tst-CMPLX2 test-snan \ - test-fenv-tls test-fenv-preserve $(tests-static) + test-fenv-tls test-fenv-preserve test-fenv-return $(tests-static) tests-static = test-fpucw-static test-fpucw-ieee-static # We do the `long double' tests only if this data type is available and # distinct from `double'. diff --git a/math/test-fenv-return.c b/math/test-fenv-return.c new file mode 100644 index 0000000000..f94a95c323 --- /dev/null +++ b/math/test-fenv-return.c @@ -0,0 +1,123 @@ +/* Test return value when setting FE_NOMASK_ENV (BZ16918, BZ17009). + Copyright (C) 2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include +#include + +static int count_errors; + +static void +test_feenableexcept (void) +{ +#if defined FE_ALL_EXCEPT + int res; + + fedisableexcept (FE_ALL_EXCEPT); + + res = feenableexcept (FE_ALL_EXCEPT); + + if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (res == -1)) + { + puts ("feenableexcept (FE_ALL_EXCEPT) not supported, cannot test."); + return; + } + else if (res != 0) + { + puts ("feenableexcept (FE_ALL_EXCEPT) failed"); + count_errors++; + } + + if (fegetexcept () != FE_ALL_EXCEPT) + { + puts ("feenableexcept did not set all exceptions"); + count_errors++; + } +#endif +} + +static void +test_fesetenv (void) +{ +#if defined FE_NOMASK_ENV && defined FE_ALL_EXCEPT + int res; + + fedisableexcept (FE_ALL_EXCEPT); + + res = fesetenv (FE_NOMASK_ENV); + + if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (res != 0)) + { + puts ("fesetenv (FE_NOMASK_ENV) not supported, cannot test."); + return; + } + else if (res != 0) + { + puts ("fesetenv (FE_NOMASK_ENV) failed"); + count_errors++; + } + + if (fegetexcept () != FE_ALL_EXCEPT) + { + puts ("fesetenv did not set all exceptions"); + count_errors++; + } +#endif +} + +static void +test_feupdateenv (void) +{ +#if defined FE_NOMASK_ENV && defined FE_ALL_EXCEPT + int res; + + fedisableexcept (FE_ALL_EXCEPT); + + res = feupdateenv (FE_NOMASK_ENV); + + if (!EXCEPTION_ENABLE_SUPPORTED (FE_ALL_EXCEPT) && (res != 0)) + { + puts ("feupdateenv (FE_NOMASK_ENV)) not supported, cannot test."); + return; + } + else if (res != 0) + { + puts ("feupdateenv (FE_NOMASK_ENV) failed"); + count_errors++; + } + + if (fegetexcept () != FE_ALL_EXCEPT) + { + puts ("feupdateenv did not set all exceptions"); + count_errors++; + } +#endif +} + +static int +do_test (void) +{ + test_feenableexcept (); + test_fesetenv (); + test_feupdateenv (); + + return count_errors != 0 ? 1 : 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" -- cgit v1.2.1