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1 // PR target/94707
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2 // { dg-do compile { target powerpc_elfv2 } }
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3 // { dg-options "-O2 -std=c++17" }
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4 // Test that for no calls in this testcase the C++17 empty base
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5 // artificial fields and [[no_unique_address]] empty class non-static
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6 // data members are ignored in the decision about passing homogeneous
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7 // arguments.
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8 // { dg-final { scan-assembler-not {(?n)^\s+lfs\s+(?:%f)?4,} } }
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9
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10 struct X { };
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11 struct Y { int : 0; };
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12 struct Z { int : 0; Y y; };
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13 struct U : public X { X q; };
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14 struct A { float a, b, c, d; };
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15 struct B : public X { float a, b, c, d; };
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16 struct C : public Y { float a, b, c, d; };
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17 struct D : public Z { float a, b, c, d; };
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18 struct E : public U { float a, b, c, d; };
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19 struct F { [[no_unique_address]] X x; float a, b, c, d; };
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20 struct G { [[no_unique_address]] Y y; float a, b, c, d; };
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21 struct H { [[no_unique_address]] Z z; float a, b, c, d; };
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22 struct I { [[no_unique_address]] U u; float a, b, c, d; };
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23 struct J { float a, b; [[no_unique_address]] X x; float c, d; };
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24 struct K { float a, b; [[no_unique_address]] Y y; float c, d; };
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25 struct L { float a, b; [[no_unique_address]] Z z; float c, d; };
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26 struct M { float a, b; [[no_unique_address]] U u; float c, d; };
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27 #define T(S, s) extern S s; extern void foo##s (S); int bar##s () { foo##s (s); return 0; }
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28 // { dg-bogus "parameter passing for argument of type" }
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29 T (D, d)
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30 T (E, e)
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31 T (H, h)
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32 T (I, i)
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33 T (L, l)
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34 T (M, m)
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