Permalink
Cannot retrieve contributors at this time
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
glibc/math/tst-CMPLX2.c
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
144 lines (122 sloc)
3.69 KB
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/* Copyright (C) 2012-2013 Free Software Foundation, Inc. | |
This file is part of the GNU C Library. | |
Contributed by Marek Polacek <polacek@redhat.com>, 2012. | |
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 | |
<http://www.gnu.org/licenses/>. */ | |
/* Adapted from gcc.dg/torture/builtin-complex-1.c test from GCC | |
testsuite written by Joseph S. Myers. */ | |
#include <complex.h> | |
static int result; | |
#define COMPARE_BODY(A, B, TYPE, COPYSIGN) \ | |
do { \ | |
TYPE s1 = COPYSIGN ((TYPE) 1.0, A); \ | |
TYPE s2 = COPYSIGN ((TYPE) 1.0, B); \ | |
if (s1 != s2) \ | |
result |= 1; \ | |
if ((__builtin_isnan (A) != 0) != (__builtin_isnan (B) != 0)) \ | |
result |= 1; \ | |
if ((A != B) != (__builtin_isnan (A) != 0)) \ | |
result |= 1; \ | |
} while (0) | |
#ifdef CMPLX | |
static void | |
comparef (float a, float b) | |
{ | |
COMPARE_BODY (a, b, float, __builtin_copysignf); | |
} | |
static void | |
compare (double a, double b) | |
{ | |
COMPARE_BODY (a, b, double, __builtin_copysign); | |
} | |
static void | |
comparel (long double a, long double b) | |
{ | |
COMPARE_BODY (a, b, long double, __builtin_copysignl); | |
} | |
static void | |
comparecf (_Complex float a, float r, float i) | |
{ | |
comparef (__real__ a, r); | |
comparef (__imag__ a, i); | |
} | |
static void | |
comparec (_Complex double a, double r, double i) | |
{ | |
compare (__real__ a, r); | |
compare (__imag__ a, i); | |
} | |
static void | |
comparecl (_Complex long double a, long double r, long double i) | |
{ | |
comparel (__real__ a, r); | |
comparel (__imag__ a, i); | |
} | |
#define VERIFY(A, B, TYPE, COMPARE, CL) \ | |
do { \ | |
TYPE a = A; \ | |
TYPE b = B; \ | |
_Complex TYPE cr = CL (a, b); \ | |
static _Complex TYPE cs = CL (A, B); \ | |
COMPARE (cr, A, B); \ | |
COMPARE (cs, A, B); \ | |
} while (0) | |
#define ALL_CHECKS(PZ, NZ, NAN, INF, TYPE, COMPARE, CL) \ | |
do { \ | |
VERIFY (PZ, PZ, TYPE, COMPARE, CL); \ | |
VERIFY (PZ, NZ, TYPE, COMPARE, CL); \ | |
VERIFY (PZ, NAN, TYPE, COMPARE, CL); \ | |
VERIFY (PZ, INF, TYPE, COMPARE, CL); \ | |
VERIFY (NZ, PZ, TYPE, COMPARE, CL); \ | |
VERIFY (NZ, NZ, TYPE, COMPARE, CL); \ | |
VERIFY (NZ, NAN, TYPE, COMPARE, CL); \ | |
VERIFY (NZ, INF, TYPE, COMPARE, CL); \ | |
VERIFY (NAN, PZ, TYPE, COMPARE, CL); \ | |
VERIFY (NAN, NZ, TYPE, COMPARE, CL); \ | |
VERIFY (NAN, NAN, TYPE, COMPARE, CL); \ | |
VERIFY (NAN, INF, TYPE, COMPARE, CL); \ | |
VERIFY (INF, PZ, TYPE, COMPARE,CL); \ | |
VERIFY (INF, NZ, TYPE, COMPARE, CL); \ | |
VERIFY (INF, NAN, TYPE, COMPARE, CL); \ | |
VERIFY (INF, INF, TYPE, COMPARE, CL); \ | |
} while (0) | |
static void | |
check_float (void) | |
{ | |
ALL_CHECKS (0.0f, -0.0f, __builtin_nanf (""), __builtin_inff (), | |
float, comparecf, CMPLXF); | |
} | |
static void | |
check_double (void) | |
{ | |
ALL_CHECKS (0.0, -0.0, __builtin_nan (""), __builtin_inf (), | |
double, comparec, CMPLX); | |
} | |
static void | |
check_long_double (void) | |
{ | |
ALL_CHECKS (0.0l, -0.0l, __builtin_nanl (""), __builtin_infl (), | |
long double, comparecl, CMPLXL); | |
} | |
#endif | |
static int | |
do_test (void) | |
{ | |
#ifdef CMPLX | |
check_float (); | |
check_double (); | |
check_long_double (); | |
#endif | |
return result; | |
} | |
#define TEST_FUNCTION do_test () | |
#include "../test-skeleton.c" |