cs = n.Y
		ncs = n.X
	}
	if cs != nil {
		cmp := n.Op()
		// Our comparison below assumes that the non-constant string
		// is on the left hand side, so rewrite "" cmp x to x cmp "".
		// See issue 24817.
		if ir.IsConst(n.X, constant.String) {
			cmp = brrev(cmp)
		}

		// maxRewriteLen was chosen empirically.
		// It is the value that minimizes cmd/go file size
		// across most architectures.

#define tPtr R8
#define ptxLen R9
#define aluCTR R10
#define aluTMP R11
#define aluK R12
#define NR R13

#define increment(i) ADDL $1, aluCTR; MOVL aluCTR, aluTMP; XORL aluK, aluTMP; BSWAPL aluTMP; MOVL aluTMP, (3*4 + 8*16 + i*16)(SP)
#define aesRnd(k) AESENC k, B0; AESENC k, B1; AESENC k, B2; AESENC k, B3; AESENC k, B4; AESENC k, B5; AESENC k, B6; AESENC k, B7

	CMN R0, R3                                 // 7f0000ab
	CMPW R6.UXTB, R23                          // ff02266b
	CMP R25.SXTH<<2, R26                       // 5fab39eb
	CMP $3817, R29                             // bfa73bf1
	CMP R7>>23, R3                             // 7f5c47eb
	CNEGW PL, R9, R14                          // 2e45895a
	CSNEGW HS, R5, R9, R14                     // ae24895a

   * {@code /etc/mime.types}, e.g. in <a href=
   * "http://anonscm.debian.org/gitweb/?p=collab-maint/mime-support.git;a=blob;f=mime.types;hb=HEAD"
   * >Debian 3.48-1</a>.
   *
   * @since 15.0
   */
  public static final MediaType CRW = createConstant(IMAGE_TYPE, "x-canon-crw");

  public static final MediaType GIF = createConstant(IMAGE_TYPE, "gif");

	} else if err != io.ErrUnexpectedEOF {
		t.Errorf("Sscanln: expected io.ErrUnexpectedEOF (ha!); got %s", err)
	}
}

// TestLineByLineFscanf tests that Fscanf does not read past newline. Issue
// 3481.
func TestLineByLineFscanf(t *testing.T) {
	r := struct{ io.Reader }{strings.NewReader("1\n2\n")}
	var i, j int
	n, err := Fscanf(r, "%v\n", &i)
	if n != 1 || err != nil {
		t.Fatalf("first read: %d %q", n, err)