typedef struct { void *data; GoInt len; GoInt cap; } GoSlice;

#endif

/* End of boilerplate cgo prologue.  */

#ifdef __cplusplus
extern "C" {
#endif
`

// gccExportHeaderEpilog goes at the end of the generated header file.
const gccExportHeaderEpilog = `
#ifdef __cplusplus
}
#endif
`

// gccgoExportFileProlog is written to the _cgo_export.c file when

	tooSlow(t, "builds a package with cgo dependencies")

	tg := testgo(t)
	defer tg.cleanup()
	tg.parallel()
	tg.tempFile("src/x/a.go", `package main
		// #ifndef VAL
		// #define VAL 0
		// #endif
		// int val = VAL;
		import "C"
		import "fmt"
		func main() { fmt.Println(C.val) }
	`)
	tg.setenv("GOPATH", tg.path("."))
	exe := tg.path("x.exe")
	tg.run("build", "-o", exe, "x")

//
#if __LP64__
#define CF_IS_TAGGED_OBJ(PTR)	((uintptr_t)(PTR) & 0x1)
#define CF_TAGGED_OBJ_TYPE(PTR)	((uintptr_t)(PTR) & 0xF)
#else
#define CF_IS_TAGGED_OBJ(PTR)	0
#define CF_TAGGED_OBJ_TYPE(PTR)	0
#endif

enum {
    kCFTaggedObjectID_Invalid = 0,
    kCFTaggedObjectID_Atom = (0 << 1) + 1,
    kCFTaggedObjectID_Undefined3 = (1 << 1) + 1,
    kCFTaggedObjectID_Undefined2 = (2 << 1) + 1,