On Wed, Oct 19, 2016 at 6:53 PM, Ian Lance Taylor <i...@golang.org> wrote: > On Wed, Oct 19, 2016 at 6:23 AM, Richard Biener > <richard.guent...@gmail.com> wrote: >> On Wed, Oct 19, 2016 at 3:17 PM, Ian Lance Taylor <i...@golang.org> wrote: >>> On Wed, Oct 19, 2016 at 4:30 AM, Richard Biener >>> <richard.guent...@gmail.com> wrote: >>>> On Mon, Oct 17, 2016 at 6:54 PM, Ian Lance Taylor <i...@golang.org> wrote: >>>>> This patch to libgo copies the rdebug code from the Go 1.7 runtime to >>>>> libgo. >>>>> >>>>> While we're at it, this updates the runtime/debug package, and starts >>>>> running its testsuite by default. I'm not sure why runtime/debug was >>>>> not previously updated to 1.7. Doing that led me to fix some minor >>>>> aspects of runtime.Stack and the C function runtime/debug.readGCStats. >>>>> >>>>> Bootstrapped and ran Go testsuite on x86_64-pc-linux-gnu. Committed >>>>> to mainline. >>>> >>>> Not sure which of the merges broke it but I get >>>> >>>> ... >>>> rc/svn/trunk2/libgo/go/runtime/time.go >>>> /space/rguenther/src/svn/trunk2/libgo/go/runtime/trace.go >>>> /space/rguenther/src/svn/trunk2/libgo/go/runtime/traceback_gccgo.go >>>> /space/rguenther/src/svn/trunk2/libgo/go/runtime/type.go >>>> /space/rguenther/src/svn/trunk2/libgo/go/runtime/typekind.go >>>> /space/rguenther/src/svn/trunk2/libgo/go/runtime/write_err.go >>>> runtime_sysinfo.go -fPIC -o .libs/runtime-go.o >>>> /space/rguenther/src/svn/trunk2/libgo/go/runtime/netpoll_epoll.go:52:49: >>>> error:integer constant overflow >>>> ev.events = _EPOLLIN | _EPOLLOUT | _EPOLLRDHUP | _EPOLLET >>>> ^ >>>> make[4]: *** [runtime-go.lo] Error 1 >>>> >>>> now and bootstrap is broken for me. This is on x86_64-linux, SLES 11 >>>> SP4 which uses glibc 2.11.3. >>> >>> Is this the 32-bit or 64-bit build? >> >> Hum, don't remember ... >> >>> What is the output of >>> >>> find x86_64-pc-linux-gnu -name runtime_sysinfo.go | xargs grep EPOLLET >>> >>> in your build directory? >> >> x86_64-pc-linux-gnu/32/libgo/runtime_sysinfo.go:const _EPOLLET = -2147483648 >> x86_64-pc-linux-gnu/libgo/runtime_sysinfo.go:const _EPOLLET = -2147483648 >> >> looks like the culprit. All other _EPOLL* constants are positive > > I have not been able to recreate the problem. Perhaps the definition > of EPOLLET in your <sys/epoll.h> file is different; on my system the > definition is > > EPOLLET = 1u << 31 > > In any case, I have committed this patch which I believe will fix the > problem. Bootstrapped and tested on x86_64-pc-linux-gnu on a system > that does not show the problem anyhow.
Seems to work now. Thanks, Richard. > Ian