[PATCH] D33874: Implement AllocateRWX and ReleaseRWX for NetBSD

[Joerg Sonnenberger via llvm-commits]

On Thu, Jun 08, 2017 at 08:29:52PM +0000, Kamil Rytarowski via Phabricator via llvm-commits wrote:
> krytarowski added a comment.
> 
> On demand I tested the following patch:
> 
>   $NetBSD$
>   
>   --- lib/Support/Unix/Memory.inc.orig	2016-12-16 22:52:53.000000000 +0000
>   +++ lib/Support/Unix/Memory.inc
>   @@ -195,9 +195,10 @@ Memory::AllocateRWX(size_t NumBytes, con
>    #if defined(__APPLE__) && (defined(__arm__) || defined(__arm64__))
>      void *pa = ::mmap(start, PageSize*NumPages, PROT_READ|PROT_EXEC,
>                        flags, fd, 0);
>   -#else
>   -  void *pa = ::mmap(start, PageSize*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC,
>   -                    flags, fd, 0);
>   +#elif defined(__NetBSD__) && defined(PROT_MPROTECT)
>   +  void *pa =
>   +      ::mmap(start, PageSize * NumPages,
>   +             PROT_READ | PROT_WRITE | PROT_MPROTECT(PROT_EXEC), flags, fd, 0);
>    #endif
>      if (pa == MAP_FAILED) {
>        if (NearBlock) //Try again without a near hint

I meant literally only this chunk.

Joerg