continue
		}

		// We need to be able to reference dynimport symbols when linking against
		// shared libraries, and AIX, Darwin, OpenBSD and Solaris always need it.
		if !target.IsAIX() && !target.IsDarwin() && !target.IsSolaris() && !target.IsOpenbsd() && rs != 0 && rst == sym.SDYNIMPORT && !target.IsDynlinkingGo() && !ldr.AttrSubSymbol(rs) {
			if !(target.IsPPC64() && target.IsExternal() && ldr.SymName(rs) == ".TOC.") {

// This happens on systems like Solaris that call .so functions instead of system calls.
// It does not seem to be necessary for any other systems. This is probably working
// around a Solaris-specific bug that should be fixed differently, but we don't know
// what that bug is. And this does fix it.
func useAbs(ctxt *obj.Link, s *obj.LSym) bool {
	if ctxt.Headtype == objabi.Hsolaris {

	case "aix", "darwin", "illumos", "ios", "solaris", "windows":
		return true
	case "openbsd":
		return GOARCH != "mips64"
	}
	return false
}

// mStackIsSystemAllocated indicates whether this runtime starts on a
// system-allocated stack.
func mStackIsSystemAllocated() bool {
	switch GOOS {
	case "aix", "darwin", "plan9", "illumos", "ios", "solaris", "windows":
		return true
	case "openbsd":

	ELFOSABI_LINUX      OSABI = 3   /* Linux */
	ELFOSABI_HURD       OSABI = 4   /* Hurd */
	ELFOSABI_86OPEN     OSABI = 5   /* 86Open common IA32 ABI */
	ELFOSABI_SOLARIS    OSABI = 6   /* Solaris */
	ELFOSABI_AIX        OSABI = 7   /* AIX */
	ELFOSABI_IRIX       OSABI = 8   /* IRIX */
	ELFOSABI_FREEBSD    OSABI = 9   /* FreeBSD */
	ELFOSABI_TRU64      OSABI = 10  /* TRU64 UNIX */

	if a.buildID != "" && cfg.BuildToolchainName == "gccgo" {
		switch cfg.Goos {
		case "aix", "android", "dragonfly", "freebsd", "illumos", "linux", "netbsd", "openbsd", "solaris":
			asmfile, err := b.gccgoBuildIDFile(a)
			if err != nil {
				return err
			}
			ofiles, err := BuildToolchain.asm(b, a, []string{asmfile})
			if err != nil {
				return err
			}

//
// Using GOOS=android matches build tags and files as for GOOS=linux
// in addition to android tags and files.
//
// Using GOOS=illumos matches build tags and files as for GOOS=solaris
// in addition to illumos tags and files.
//
// Using GOOS=ios matches build tags and files as for GOOS=darwin
// in addition to ios tags and files.
//
// The defined architecture feature build tags are: