On Wed, Jan 10, 2018 at 2:37 PM, Ian Lance Taylor <i...@golang.org> wrote: > On Wed, Jan 10, 2018 at 5:35 AM, Ian Lance Taylor <i...@golang.org> wrote: >> On Tue, Jan 9, 2018 at 11:34 PM, Uros Bizjak <ubiz...@gmail.com> wrote: >>>> This patch updates libgo to the Go1.10beta1 release. The final Go >>>> 1.10 release is expected around February 1, so it's not clear how the >>>> release timing is going to work with GCC 8. In any case this updates >>>> GCC to something pretty close to the final Go 1.10 release. >>> >>> This patch introduces a bunch of new fails in gotools testsuite form >>> non-split stack targets, e.g.: >>> >>> AIL: TestCgoSignalDeadlock >>> crash_test.go:55: building testprogcgo []: exit status 2 >>> # >>> _/space/uros/gcc-svn/trunk/libgo/go/runtime/testdata/testprogcgo >>> cc1: error: '-fsplit-stack' is not supported by this >>> compiler configuration >>> >>> and also: >>> >>> # >>> _/space/homedirs/uros/gcc-build/gotools/cgo-test-dir/misc/cgo/test/gcc68255 >>> cc1: error: '-fsplit-stack' is not supported by this compiler configuration >>> # >>> _/space/homedirs/uros/gcc-build/gotools/cgo-test-dir/misc/cgo/test/issue8756 >>> cc1: error: '-fsplit-stack' is not supported by this compiler configuration >>> # >>> _/space/homedirs/uros/gcc-build/gotools/cgo-test-dir/misc/cgo/test/issue8828 >>> cc1: error: '-fsplit-stack' is not supported by this compiler configuration >>> # >>> _/space/homedirs/uros/gcc-build/gotools/cgo-test-dir/misc/cgo/test/issue9026 >>> cc1: error: '-fsplit-stack' is not supported by this compiler configuration >>> # >>> _/space/homedirs/uros/gcc-build/gotools/cgo-test-dir/misc/cgo/test/issue9510b >>> cc1: error: '-fsplit-stack' is not supported by this compiler configuration >>> # >>> _/space/homedirs/uros/gcc-build/gotools/cgo-test-dir/misc/cgo/test/issue9510a >>> cc1: error: '-fsplit-stack' is not supported by this compiler configuration >>> FAIL _/space/homedirs/uros/gcc-build/gotools/cgo-test-dir/misc/cgo/test >>> [build failed] >> >> The go tool is trying to decide whether the C compiler supports the >> -fsplit-stack option by running >> gcc -fsplit-stack -c -x c - < /dev/null >> On your system, what does that print, and what is the exit status? > > (Where I say gcc above I really mean $CC if CC is set, which when > running the tests will be the generated script gotools/check-gcc.)
If I run the script from gotools: $ ./check-gcc -fsplit-stack -c -x c - < /dev/null cc1: error: ‘-fsplit-stack’ is not supported by this compiler configuration $ echo $? 1 Uros.
