p.XTestEmbedPatterns, p.XTestEmbedPatternPos = cleanDecls(xTestEmbedPos)

	p.Imports, p.ImportPos = cleanDecls(importPos)
	p.TestImports, p.TestImportPos = cleanDecls(testImportPos)
	p.XTestImports, p.XTestImportPos = cleanDecls(xTestImportPos)

	// add the .S/.sx files only if we are using cgo
	// (which means gcc will compile them).
	// The standard assemblers expect .s files.
	if len(p.CgoFiles) > 0 {