"int __cgo__1 = __cgo__2;\n")

	// We need to parse the output from this gcc command, so ensure that it
	// doesn't have any ANSI escape sequences in it. (TERM=dumb is
	// insufficient; if the user specifies CGO_CFLAGS=-fdiagnostics-color,
	// GCC will ignore TERM, and GCC can also be configured at compile-time
	// to ignore TERM.)
	stderr := p.gccErrors(b.Bytes(), "-fdiagnostics-color=never")

	//
	// TODO(bcmills): perhaps we could at least parse the flags and stamp the
	// subset of flags that are known not to be paths?
	if cfg.BuildContext.CgoEnabled && !cfg.BuildTrimpath {
		for _, name := range []string{"CGO_CFLAGS", "CGO_CPPFLAGS", "CGO_CXXFLAGS", "CGO_LDFLAGS"} {
			appendSetting(name, cfg.Getenv(name))
		}
	}
	appendSetting("GOARCH", cfg.BuildContext.GOARCH)
	if cfg.RawGOEXPERIMENT != "" {