mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-07-04 10:18:31 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Make quality improvements

Browse source 
- Write some more unit tests
- memcpy() on ARM is now faster
- Address the Musl complex math FIXME comments
- Some libm funcs like pow() now support setting errno
- Import the latest and greatest math functions from ARM
- Use more accurate atan2f() and log1pf() implementations
- atoi() and atol() will no longer saturate or clobber errno
This commit is contained in:
Justine Tunney 2024-02-25 14:57:28 -08:00
parent af8f2bd19f
commit 592f6ebc20
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
122 changed files with 6305 additions and 3859 deletions
Download patch file Download diff file Expand all files Collapse all files

46
test/posix/atoi_test.c Normal file
View file

@ -0,0 +1,46 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2024 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include <errno.h>
#include <limits.h>
#include <stdlib.h>
#define TEST(x) \
if (!(x)) return __LINE__
int main() {
TEST(atoi("") == 0);
TEST(atoi("-") == 0);
TEST(atoi("0") == 0);
TEST(atoi("1") == 1);
TEST(atoi("+1") == 1);
TEST(atoi("-1") == -1);
TEST(atoi("1-") == 1);
TEST(atoi("--1") == 0);
TEST(atoi("16 32") == 16);
TEST(atoi("\t 16") == 16);
TEST(atoi("\v 16") == 16);
TEST(atoi("\n 16") == 16);
TEST(atoi("\r 16") == 16);
TEST(atoi("rr 16") == 0);
TEST(atoi("0123456789") == 123456789);
TEST(atoi("2147483647") == INT_MAX);
TEST(atoi("-2147483648") == INT_MIN);
TEST(atoi("-2147483647") == INT_MIN + 1);
TEST(!errno);
}