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1 // PR middle-end/70887
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2 // { dg-do compile { target { { i?86-*-* x86_64-*-* } && c++11 } } }
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3 // { dg-options "-O2 -msse2" }
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4
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5 #include <x86intrin.h>
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6
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7 enum R { S };
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8 template <R> struct C { static constexpr int value = 10; };
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9 template <typename R, template <R> class T, R... r>
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10 struct A {
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11 template <int, R...> struct B;
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12 template <int N, R M, R... O>
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13 struct B<N, M, O...> {
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14 static constexpr int d = T<M>::value;
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15 static __m128i generate()
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16 {
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17 __attribute__((__vector_size__(16))) long long
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18 a = generate(),
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19 b = _mm_bslli_si128 (a, 1),
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20 c = _mm_bsrli_si128 (_mm_set1_epi32(d), 12);
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21 return _mm_or_si128 (b, c);
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22 }
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23 };
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24 A () { B<0, r...>::generate(); }
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25 };
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26
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27 int
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28 main () {
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29 using RI = A<R, C, S>;
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30 RI ri;
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31 }
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