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https://github.com/jart/cosmopolitan.git
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2bd1e72d5a
We can put this back the moment someone requests it. Pain-free garbage collection for the C language is pretty cool. All it does is overwrite the return address with a trampoline that calls free(). It's not clear what it should be named if it's made a public API.
62 lines
3.5 KiB
C
62 lines
3.5 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2021 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/math.h"
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#include "libc/runtime/gc.internal.h"
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#include "libc/testlib/testlib.h"
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#include "libc/x/x.h"
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#define coshl(x) coshl(VEIL("t", (long double)(x)))
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#define cosh(x) cosh(VEIL("x", (double)(x)))
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#define coshf(x) coshf(VEIL("x", (float)(x)))
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TEST(coshl, test) {
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EXPECT_STREQ("1.127625965206381", gc(xdtoal(coshl(+.5))));
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EXPECT_STREQ("1.127625965206381", gc(xdtoal(coshl(-.5))));
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EXPECT_STREQ("INFINITY", gc(xdtoal(coshl(30000))));
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EXPECT_STREQ("INFINITY", gc(xdtoal(coshl(-30000))));
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EXPECT_STREQ("1", gc(xdtoal(coshl(+0.))));
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EXPECT_STREQ("1", gc(xdtoal(coshl(-0.))));
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EXPECT_TRUE(isnan(coshl(NAN)));
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EXPECT_STREQ("INFINITY", gc(xdtoal(coshl(INFINITY))));
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EXPECT_STREQ("INFINITY", gc(xdtoal(coshl(-INFINITY))));
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}
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TEST(cosh, test) {
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EXPECT_STREQ("1.12762596520638", gc(xdtoa(cosh(+.5))));
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EXPECT_STREQ("1.12762596520638", gc(xdtoa(cosh(-.5))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(cosh(30000))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(cosh(-30000))));
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EXPECT_STREQ("1", gc(xdtoa(cosh(+0.))));
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EXPECT_STREQ("1", gc(xdtoa(cosh(-0.))));
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EXPECT_TRUE(isnan(cosh(NAN)));
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EXPECT_STREQ("INFINITY", gc(xdtoa(cosh(INFINITY))));
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EXPECT_STREQ("INFINITY", gc(xdtoa(cosh(-INFINITY))));
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}
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TEST(coshf, test) {
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EXPECT_STREQ("1.12763", gc(xdtoaf(coshf(+.5))));
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EXPECT_STREQ("1.12763", gc(xdtoaf(coshf(-.5))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(coshf(30000))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(coshf(-30000))));
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EXPECT_STREQ("1", gc(xdtoaf(coshf(+0.))));
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EXPECT_STREQ("1", gc(xdtoaf(coshf(-0.))));
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EXPECT_TRUE(isnan(coshf(NAN)));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(coshf(INFINITY))));
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EXPECT_STREQ("INFINITY", gc(xdtoaf(coshf(-INFINITY))));
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}
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