From 5f2b09982312c98863eb9a8dfe2c608b81f58259 Mon Sep 17 00:00:00 2001 From: "Manuel A. Fernandez Montecelo" Date: Thu, 26 May 2016 16:48:15 +0100 Subject: Imported Upstream version 0.9.6 --- tests/test-frexp.c | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 tests/test-frexp.c (limited to 'tests/test-frexp.c') diff --git a/tests/test-frexp.c b/tests/test-frexp.c new file mode 100644 index 0000000..de626d0 --- /dev/null +++ b/tests/test-frexp.c @@ -0,0 +1,67 @@ +/* Test of splitting a double into fraction and mantissa. + Copyright (C) 2007-2015 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +/* Written by Bruno Haible , 2007. */ + +#include + +#include + +#include "signature.h" +SIGNATURE_CHECK (frexp, double, (double, int *)); + +#include + +#include "isnand-nolibm.h" +#include "minus-zero.h" +#include "infinity.h" +#include "nan.h" +#include "macros.h" + +/* Avoid some warnings from "gcc -Wshadow". + This file doesn't use the exp() function. */ +#undef exp +#define exp exponent + +#undef INFINITY +#undef NAN + +#define DOUBLE double +/* The use of 'volatile' guarantees that excess precision bits are dropped + when dealing with denormalized numbers. It is necessary on x86 systems + where double-floats are not IEEE compliant by default, to avoid that the + results become platform and compiler option dependent. 'volatile' is a + portable alternative to gcc's -ffloat-store option. */ +#define VOLATILE volatile +#define ISNAN isnand +#define INFINITY Infinityd () +#define NAN NaNd () +#define L_(literal) literal +#define MINUS_ZERO minus_zerod +#define MAX_EXP DBL_MAX_EXP +#define MIN_EXP DBL_MIN_EXP +#define MIN_NORMAL_EXP DBL_MIN_EXP +#define FREXP frexp +#define RANDOM randomd +#include "test-frexp.h" + +int +main () +{ + test_function (); + + return 0; +} -- cgit v1.2.3