}

// gcTestPointerClass returns the category of what p points to, one of:
// "heap", "stack", "data", "bss", "other". This is useful for checking
// that a test is doing what it's intended to do.
//
// This is nosplit simply to avoid extra pointer shuffling that may
// complicate a test.
//
//go:nosplit
func gcTestPointerClass(p unsafe.Pointer) string {
	p2 := uintptr(noescape(p))
	gp := getg()

		sysStat.add(int64(size))
		memstats.other_sys.add(-int64(size))
	}
	return p
}

// inPersistentAlloc reports whether p points to memory allocated by
// persistentalloc. This must be nosplit because it is called by the
// cgo checker code, which is called by the write barrier code.
//
//go:nosplit
func inPersistentAlloc(p uintptr) bool {

	tg := testgo(t)
	defer tg.cleanup()
	tg.parallel()

	asm := `
#include "textflag.h"

DATA sym<>+0x0(SB)/8,$0
GLOBL sym<>(SB),(NOPTR+RODATA),$8

TEXT ·Data(SB),NOSPLIT,$0
	MOVB sym<>(SB), AX
	MOVB AX, ret+0(FP)
	RET
`
	tg.tempFile("go/src/a/a.s", asm)
	tg.tempFile("go/src/a/a.go", `package a; func Data() uint8`)
	tg.tempFile("go/src/b/b.s", asm)

			t.pos = pos
			p.next()
			t.Fun = x
			t.ArgList, t.HasDots = p.argList()
			x = t

		case _Lbrace:
			// operand may have returned a parenthesized complit
			// type; accept it but complain if we have a complit
			t := Unparen(x)
			// determine if '{' belongs to a composite literal or a block statement
			complit_ok := false
			switch t.(type) {
			case *Name, *SelectorExpr: