use strict;
use warnings;
use Math::MPC qw(:mpc);
use Math::MPFR qw(:mpfr);
print "1..2\n";
print "# Using mpfr version ", MPFR_VERSION_STRING, "\n";
print "# Using mpc library version ", MPC_VERSION_STRING, "\n";
my $nan = Math::MPC->new();
my $t1 = Math::MPFR->new();
my $t2 = Math::MPFR->new();
my $untrue1 = Math::MPC->new(Math::MPFR->new(), 0);
my $untrue2 = Math::MPC->new(0, Math::MPFR->new());
my $ok = '';
my $flag_clear = 1;
if(Rmpfr_erangeflag_p()) {Rmpfr_clear_erangeflag()}
if(Rmpfr_erangeflag_p()) {
warn "erange flag did not clear\n";
$flag_clear = 0;
}
RMPC_RE($t1, $nan);
RMPC_IM($t2, $nan);
if(Rmpfr_nan_p($t1) && Rmpfr_nan_p($t2))
{$ok .= 'a'}
if(Rmpfr_erangeflag_p() && $flag_clear) {
warn "Test 1a set the erange flag\n";
$flag_clear = 0;
}
RMPC_RE($t1, $untrue1);
RMPC_IM($t2, $untrue1);
if(Rmpfr_nan_p($t1) && !Rmpfr_nan_p($t2))
{$ok .= 'b'}
if(Rmpfr_erangeflag_p() && $flag_clear) {
warn "Test 1b set the erange flag\n";
$flag_clear = 0;
}
RMPC_RE($t1, $untrue2);
RMPC_IM($t2, $untrue2);
if(!Rmpfr_nan_p($t1) && Rmpfr_nan_p($t2))
{$ok .= 'c'}
if(Rmpfr_erangeflag_p() && $flag_clear) {
warn "Test 1c set the erange flag\n";
$flag_clear = 0;
}
if(!$nan) {$ok .= 'd'}
if(Rmpfr_erangeflag_p() && $flag_clear) {
warn "Test 1d set the erange flag\n";
$flag_clear = 0;
}
if(!$untrue1) {$ok .= 'e'}
if(Rmpfr_erangeflag_p() && $flag_clear) {
warn "Test 1e set the erange flag\n";
$flag_clear = 0;
}
if(!$untrue2) {$ok .= 'f'}
if(Rmpfr_erangeflag_p() && $flag_clear) {
warn "Test 1f set the erange flag\n";
$flag_clear = 0;
}
if($nan) {$ok .= 'A'}
if(Rmpfr_erangeflag_p() && $flag_clear) {
warn "Test 1A set the erange flag\n";
$flag_clear = 0;
}
if($untrue1) {$ok .= 'B'}
if(Rmpfr_erangeflag_p() && $flag_clear) {
warn "Test 1B set the erange flag\n";
$flag_clear = 0;
}
if($untrue2) {$ok .= 'C'}
if(Rmpfr_erangeflag_p() && $flag_clear) {
warn "Test 1C set the erange flag\n";
$flag_clear = 0;
}
if($ok eq 'abcdef') {print "ok 1\n"}
else {print "not ok 1 $ok\n"}
if(!Rmpfr_erangeflag_p()) {print "ok 2\n"}
else {
warn "The erangeflag has been set and we don't want that\n";
print "not ok 2\n";
}