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Make redbean StoreAsset() work better

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- Better UBSAN error messages
- POSIX Advisory Locks polyfills
- Move redbean manual to /.help.txt
- System call memory safety in ASAN mode
- Character classification now does UNICODE
This commit is contained in:
Justine Tunney 2021-05-14 05:36:58 -07:00
parent 919b6fec10
commit 690be544da
228 changed files with 3653 additions and 3015 deletions
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42
test/libc/intrin/asan_test.c Normal file
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@ -0,0 +1,42 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2021 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 "libc/dce.h"
#include "libc/intrin/asan.internal.h"
#include "libc/mem/mem.h"
#include "libc/testlib/testlib.h"
TEST(asan, test) {
char *p;
if (!IsAsan()) return;
p = gc(malloc(3));
EXPECT_TRUE(__asan_is_valid(p, 3));
EXPECT_FALSE(__asan_is_valid(p, 4));
EXPECT_TRUE(__asan_is_valid(p + 1, 2));
EXPECT_FALSE(__asan_is_valid(p + 1, 3));
p = gc(malloc(8 + 3));
EXPECT_TRUE(__asan_is_valid(p, 8 + 3));
EXPECT_FALSE(__asan_is_valid(p, 8 + 4));
EXPECT_TRUE(__asan_is_valid(p + 1, 8 + 2));
EXPECT_FALSE(__asan_is_valid(p + 1, 8 + 3));
p = gc(malloc(64 + 3));
EXPECT_TRUE(__asan_is_valid(p, 64 + 3));
EXPECT_FALSE(__asan_is_valid(p, 64 + 4));
EXPECT_TRUE(__asan_is_valid(p + 1, 64 + 2));
EXPECT_FALSE(__asan_is_valid(p + 1, 64 + 3));
}

1
test/libc/intrin/test.mk
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@ -26,6 +26,7 @@ TEST_LIBC_INTRIN_DIRECTDEPS = \
LIBC_FMT \
LIBC_INTRIN \
LIBC_LOG \
LIBC_MEM \
LIBC_NEXGEN32E \
LIBC_RAND \
LIBC_RUNTIME \