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From: "crazylht at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug target/98537] [11 Regression] ICE in emit_move_insn since
 r11-5839
Date: Thu, 07 Jan 2021 05:10:48 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98537

--- Comment #3 from Hongtao.liu <crazylht at gmail dot com> ---
BTW(In reply to Jakub Jelinek from comment #0)
> Since r11-5839-g3a6e3ad38a17a03ee0139b49a0946e7b9ded1eb1 we ICE on the
BTW, for testcase

typedef int v4si __attribute__ ((vector_size (16)));
v4si
foo (v4si b, v4si a)
{
  v4si c =3D a =3D=3D b;
  return c;
}

r11-5839 failed to transform vcond to vec_cmp in gimple.

test.c.244t.optimized

v4si foo (v4si b, v4si a)
{
  v4si c;

  <bb 2> [local count: 1073741824]:
  c_4 =3D .VCOND (a_2(D), b_3(D), { -1, -1, -1, -1 }, { 0, 0, 0, 0 }, 113);
  return c_4;
}=