diff options
Diffstat (limited to 'math')
-rw-r--r-- | math/Makefile | 2 | ||||
-rw-r--r-- | math/test-fpucw.c | 40 |
2 files changed, 41 insertions, 1 deletions
diff --git a/math/Makefile b/math/Makefile index e545031c67..2c868d0eeb 100644 --- a/math/Makefile +++ b/math/Makefile @@ -79,7 +79,7 @@ include ../Makeconfig # Rules for the test suite. tests = test-matherr test-fenv atest-exp atest-sincos atest-exp2 basic-test \ - test-misc + test-misc test-fpucw # We do the `long double' tests only if this data type is available and # distinct from `double'. test-longdouble-yes = test-ldouble test-ildoubl diff --git a/math/test-fpucw.c b/math/test-fpucw.c new file mode 100644 index 0000000000..7f46bd4873 --- /dev/null +++ b/math/test-fpucw.c @@ -0,0 +1,40 @@ +/* Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@suse.de>, 2000. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fpu_control.h> +#include <stdlib.h> + +int +main (void) +{ +#ifdef _FPU_GETCW +/* Some architectures don't have _FPU_GETCW (e.g. Linux/Alpha). */ + fpu_control_t cw; + + _FPU_GETCW (cw); + + if (cw != _FPU_DEFAULT) + printf ("control word is 0x%x but should be 0x%x.\n", cw, _FPU_DEFAULT); + + return (cw != _FPU_DEFAULT); + +#else + return 0; +#endif +} |