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- Let OpenMP be usable via cosmocc
- Let libunwind be usable via cosmocc
- Make X86_HAVE(AVXVNNI) work correctly
- Avoid using MAP_GROWSDOWN on qemu-aarch64
- Introduce in6addr_any and in6addr_loopback
- Have thread stacks use MAP_GROWSDOWN by default
- Ask OpenMP to not use filesystem to manage threads
- Make NI_MAXHOST and NI_MAXSERV available w/o _GNU_SOURCE
This commit is contained in:
Justine Tunney 2024-01-29 15:45:10 -08:00
parent 5f8e9f14c1
commit 369aebfc48
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GPG key ID: BE714B4575D6E328
36 changed files with 416 additions and 80 deletions
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4
libc/thread/pthread_create.c
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@ -216,7 +216,9 @@ static errno_t pthread_create_impl(pthread_t *thread,
_pthread_free(pt, false);
return EINVAL;
}
if (pt->pt_attr.__guardsize == pagesize) {
if (pt->pt_attr.__guardsize == pagesize &&
!(IsAarch64() && IsLinux() && IsQemuUser())) {
// MAP_GROWSDOWN doesn't work very well on qemu-aarch64
pt->pt_attr.__stackaddr =
mmap(0, pt->pt_attr.__stacksize, PROT_READ | PROT_WRITE,
MAP_STACK | MAP_ANONYMOUS, -1, 0);