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author | Paolo Carlini <pcarlini@suse.de> | 2006-07-13 23:41:06 +0000 |
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committer | Paolo Carlini <paolo@gcc.gnu.org> | 2006-07-13 23:41:06 +0000 |
commit | 21ded7c71eaabcb725ae70193665d02f9f614abc (patch) | |
tree | a1fbc3246f06de62d8393f2911fa4a4436ce6bb1 /libstdc++-v3 | |
parent | 263108e10f6dd413b3adbc3c3ed5bac906e71c9f (diff) | |
download | gcc-21ded7c71eaabcb725ae70193665d02f9f614abc.zip gcc-21ded7c71eaabcb725ae70193665d02f9f614abc.tar.gz gcc-21ded7c71eaabcb725ae70193665d02f9f614abc.tar.bz2 |
string_copy_cons_and_dest.cc: New.
2006-07-13 Paolo Carlini <pcarlini@suse.de>
* testsuite/performance/21_strings/string_copy_cons_and_dest.cc: New.
From-SVN: r115425
Diffstat (limited to 'libstdc++-v3')
-rw-r--r-- | libstdc++-v3/ChangeLog | 4 | ||||
-rw-r--r-- | libstdc++-v3/testsuite/performance/21_strings/string_copy_cons_and_dest.cc | 61 |
2 files changed, 65 insertions, 0 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 2059724..0da5ecd 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,7 @@ +2006-07-13 Paolo Carlini <pcarlini@suse.de> + + * testsuite/performance/21_strings/string_copy_cons_and_dest.cc: New. + 2006-07-13 Benjamin Kosnik <bkoz@redhat.com> * include/Makefile.am (pch*_output_anchor): Add. diff --git a/libstdc++-v3/testsuite/performance/21_strings/string_copy_cons_and_dest.cc b/libstdc++-v3/testsuite/performance/21_strings/string_copy_cons_and_dest.cc new file mode 100644 index 0000000..0df6208 --- /dev/null +++ b/libstdc++-v3/testsuite/performance/21_strings/string_copy_cons_and_dest.cc @@ -0,0 +1,61 @@ +// Copyright (C) 2006 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 2, 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 COPYING. If not, write to the Free +// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, +// USA. + +// As a special exception, you may use this file as part of a free software +// library without restriction. Specifically, if other files instantiate +// templates or use macros or inline functions from this file, or you compile +// this file and link it with other files to produce an executable, this +// file does not by itself cause the resulting executable to be covered by +// the GNU General Public License. This exception does not however +// invalidate any other reasons why the executable file might be covered by +// the GNU General Public License. + +#include <string> +#include <testsuite_performance.h> + +void benchmark(long len) +{ + using namespace std; + using namespace __gnu_test; + + time_counter time; + resource_counter resource; + + start_counters(time, resource); + string a("1"); + for (long i = 0; i < len; ++i) + { + string ss1(a); + string ss2(ss1); + string ss3(ss2); + string ss4(ss3); + string ss5(ss4); + } + stop_counters(time, resource); + + report_performance(__FILE__, "", time, resource); + clear_counters(time, resource); +} + +int main() +{ + benchmark(1000000); + benchmark(10000000); + benchmark(100000000); + return 0; +} |