def lines = process.inputStream.readLines()
        def archString = lines.last().split()[1]

        switch (archString) {
            case "I386":
                return Architectures.forInput("x86")
            case "X86_64":
                return Architectures.forInput("x86_64")
            default:

typedef struct {
	uintptr_t handler;
	uint64_t flags;
	uintptr_t restorer;
	uint64_t mask;
} go_sigaction_t;

// SA_RESTORER is part of the kernel interface.
// This is Linux i386/amd64 specific.
#ifndef SA_RESTORER
#define SA_RESTORER 0x4000000
#endif

int32_t
x_cgo_sigaction(intptr_t signum, const go_sigaction_t *goact, go_sigaction_t *oldgoact) {
	int32_t ret;
	struct sigaction act;

    }

    private static Architecture getArchitecture(SystemInfo systemInfo) {
        SystemInfo.Architecture architecture = systemInfo.getArchitecture();
        switch (architecture) {
            case i386:
                return Architecture.X86;
            case amd64:
                return Architecture.X86_64;
            case aarch64:
                return Architecture.AARCH64;
        }

        return ['c', 'cpp', 'assembler']
    }

    String getExtraConfiguration() {
        return """
            model {
                platforms {
                    x86 {
                        architecture "i386"
                    }
                }
                components {
                    all { it.targetPlatform "x86" }
                }
            }
"""
    }

    SourceFile getMainSource() {

        this.systemInfo = systemInfo;
    }

    @Override
    public WindowsSdk forPlatform(final NativePlatformInternal platform) {
        String host;
        switch (systemInfo.getArchitecture()) {
            case i386:
                host = "x86";
                break;
            case amd64:
                host = "x64";
                break;
            case aarch64:
                host = "arm64";
                break;

		Gentext:          gentext,
		Machoreloc1:      machoreloc1,
		PEreloc1:         pereloc1,

		ELF: ld.ELFArch{
			Linuxdynld:     "/lib/ld-linux.so.2",
			LinuxdynldMusl: "/lib/ld-musl-i386.so.1",
			Freebsddynld:   "/usr/libexec/ld-elf.so.1",
			Openbsddynld:   "/usr/libexec/ld.so",
			Netbsddynld:    "/usr/libexec/ld.elf_so",
			Solarisdynld:   "/lib/ld.so.1",

			Reloc1:    elfreloc1,
			RelocSize: 8,

        project.targets[0].buildConfigurationList.buildConfigurations[0].name == "${DefaultXcodeProject.BUILD_DEBUG}X86"
        project.targets[0].buildConfigurationList.buildConfigurations[0].buildSettings.ARCHS == "i386"
        project.targets[0].buildConfigurationList.buildConfigurations[0].buildSettings.CONFIGURATION_BUILD_DIR == file("build/install/main/debug/x86/lib").absolutePath

        UnitTestPreconditions.NotWindows
    ])
    def "reassembles binary with target platform change"() {
        when:
        buildFile.text = buildFile.text.replace("i386", "x86-64")

        run "installMainExecutable"

        then:
        executedAndNotSkipped ":assembleHelloSharedLibraryHelloAsm"

		p.To.Type = obj.TYPE_REG
		p.To.Reg = regEntryTmp0
		if ctxt.Arch.Family == sys.I386 {
			p.As = AMOVL
		}

		// TESTQ regEntryTmp0, regEntryTmp0
		p = obj.Appendp(p, newprog)
		p.As = ATESTQ
		p.From.Type = obj.TYPE_REG
		p.From.Reg = regEntryTmp0
		p.To.Type = obj.TYPE_REG
		p.To.Reg = regEntryTmp0
		if ctxt.Arch.Family == sys.I386 {
			p.As = ATESTL
		}

			// becomes
			//     mov %gs:off(%ecx), %eax // on i386
			//     mov %fs:off(%rcx), %rax // on amd64
			// which assumes that the correct TLS offset has been loaded into CX (today
			// there is only one TLS variable -- g -- so this is OK). When not building for
			// a shared library the instruction it becomes
			//     mov 0x0(%ecx), %eax // on i386
			//     mov 0x0(%rcx), %rax // on amd64