From 554fd8c5195424bdbcabf5de30fdc183aba391bd Mon Sep 17 00:00:00 2001 From: upstream source tree Date: Sun, 15 Mar 2015 20:14:05 -0400 Subject: obtained gcc-4.6.4.tar.bz2 from upstream website; verified gcc-4.6.4.tar.bz2.sig; imported gcc-4.6.4 source tree from verified upstream tarball. downloading a git-generated archive based on the 'upstream' tag should provide you with a source tree that is binary identical to the one extracted from the above tarball. if you have obtained the source via the command 'git clone', however, do note that line-endings of files in your working directory might differ from line-endings of the respective files in the upstream repository. --- .../mersenne_twister_engine/operators/serialize.cc | 56 ++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/serialize.cc (limited to 'libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/serialize.cc') diff --git a/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/serialize.cc b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/serialize.cc new file mode 100644 index 000000000..03fb8b04f --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/random/mersenne_twister_engine/operators/serialize.cc @@ -0,0 +1,56 @@ +// { dg-options "-std=c++0x" } +// { dg-require-cstdint "" } +// +// 2008-11-24 Edward M. Smith-Rowland <3dw4rd@verizon.net> +// +// Copyright (C) 2008, 2009 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library 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, or (at your option) +// any later version. +// +// This 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 General Public License for more details. +// +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING3. If not see +// . + +// 26.4.3.2 Class template mersenne_twister_engine [rand.eng.mers] +// 26.4.2.2 Concept RandomNumberEngine [rand.concept.eng] + +#include +#include +#include + +void +test01() +{ + bool test __attribute__((unused)) = true; + + std::stringstream str; + std::mersenne_twister_engine< + unsigned long, 32, 624, 397, 31, + 0x9908b0dful, 11, + 0xfffffffful, 7, + 0x9d2c5680ul, 15, + 0xefc60000ul, 18, 1812433253ul> u, v; + + u(); // advance + str << u; + + VERIFY( !(u == v) ); + + str >> v; + VERIFY( u == v ); +} + +int main() +{ + test01(); + return 0; +} -- cgit v1.2.3