Re: patch8.diff updated Was: Re: GCC's -fsplit-stack disturbing Mach's vm_allocate

2014-05-21 Thread Samuel Thibault
Svante Signell, le Wed 21 May 2014 09:47:08 +0200, a écrit : +# Special treatment of EWOULDBLOCK for GNU/Hurd +# /usr/include/bits/errno.h: #define EWOULDBLOCK EAGAIN +if egrep 'define EWOULDBLOCK EAGAIN' gen-sysinfo.go /dev/null 21; then + egrep '^const EWOULDBLOCK =

Re: patch8.diff updated Was: Re: GCC's -fsplit-stack disturbing Mach's vm_allocate

2014-05-21 Thread Ian Lance Taylor
On Wed, May 21, 2014 at 12:47 AM, Svante Signell svante.sign...@gmail.com wrote: On Wed, 2014-05-21 at 01:27 +0200, Samuel Thibault wrote: Svante Signell, le Fri 16 May 2014 10:03:05 +0200, a écrit : is used in gcc-4.9-4.9.0/src/libgo/go/net/fd_unix.go: func dupCloseOnExec(fd int) (newfd

Re: patch8.diff updated Was: Re: GCC's -fsplit-stack disturbing Mach's vm_allocate

2014-05-20 Thread Samuel Thibault
Svante Signell, le Fri 16 May 2014 10:03:05 +0200, a écrit : is used in gcc-4.9-4.9.0/src/libgo/go/net/fd_unix.go: func dupCloseOnExec(fd int) (newfd int, err error) { if atomic.LoadInt32(tryDupCloexec) == 1 syscall.F_DUPFD_CLOEXEC!=0 { r0, _, e1 := syscall.Syscall(syscall.SYS_FCNTL,

Re: patch8.diff updated Was: Re: GCC's -fsplit-stack disturbing Mach's vm_allocate

2014-05-16 Thread Svante Signell
On Wed, 2014-05-07 at 10:18 +0200, Svante Signell wrote: On Tue, 2014-05-06 at 15:26 +0200, Samuel Thibault wrote: Attached is an updated patch8.diff. Arch specific code to src/libgo/mksysinfo.sh has been added, now other systems are not affected by the patch except the SYS_FCNTL part. For that

Re: patch8.diff updated Was: Re: GCC's -fsplit-stack disturbing Mach's vm_allocate

2014-05-16 Thread Ian Lance Taylor
On Fri, May 16, 2014 at 1:03 AM, Svante Signell svante.sign...@gmail.com wrote: For that part of the patch without it the build on GNU/Hurd fails. On the other hand SYS_FCNTL is not defined for e.g. GNU/Linux either. This is used in gcc-4.9-4.9.0/src/libgo/go/net/fd_unix.go: func