https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85037
--- Comment #1 from Uroš Bizjak <ubizjak at gmail dot com> --- The failure recently [1] changed to "fatal error: mallocgc called with gcphase == _GCmarktermination": FAIL: TestCgoSignalDeadlock crash_test.go:55: building testprogcgo []: exit status 2 # _/space/uros/gcc-svn/trunk/libgo/go/runtime/testdata/testprogcgo fatal error: mallocgc called with gcphase == _GCmarktermination goroutine 1 [running]: runtime.dopanic /space/homedirs/uros/gcc-svn/trunk/libgo/go/runtime/panic.go:912 runtime.throw /space/homedirs/uros/gcc-svn/trunk/libgo/go/runtime/panic.go:822 runtime.mallocgc /space/homedirs/uros/gcc-svn/trunk/libgo/go/runtime/malloc.go:602 runtime.newobject /space/homedirs/uros/gcc-svn/trunk/libgo/go/runtime/malloc.go:873 os.newProcess /space/homedirs/uros/gcc-svn/trunk/libgo/go/os/exec.go:25 os.startProcess /space/homedirs/uros/gcc-svn/trunk/libgo/go/os/exec_posix.go:50 os.StartProcess /space/homedirs/uros/gcc-svn/trunk/libgo/go/os/exec.go:102 os_exec.Cmd.Start /space/homedirs/uros/gcc-svn/trunk/libgo/go/os/exec/exec.go:379 os_exec.Cmd.Run /space/homedirs/uros/gcc-svn/trunk/libgo/go/os/exec/exec.go:302 main.run /space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/util.go:62 main.runGcc /space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/gcc.go:1736 main.Package.gccDefines /space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/gcc.go:1692 main.Package.loadDefines /space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/gcc.go:203 main.Package.Translate /space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/gcc.go:185 main.main /space/homedirs/uros/gcc-svn/trunk/gotools/../libgo/go/cmd/cgo/main.go:333 runtime.main /space/homedirs/uros/gcc-svn/trunk/libgo/go/runtime/proc.go:225 [1] https://gcc.gnu.org/ml/gcc-testresults/2018-05/msg00816.html