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annotate gcc/testsuite/g++.dg/cpp0x/overload-conv-4.C @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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145
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1 // PR c++/90998 - ICE with copy elision in init by ctor and -Wconversion.
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2 // { dg-do compile { target c++11 } }
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3 // { dg-options "-Wconversion" }
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4
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5 struct B;
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6
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7 struct A {
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8 operator B();
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9 };
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10
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11 struct B {
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12 B(A const &rs);
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13 B(B const &rs);
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14 };
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15
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16 B
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17 f (A x)
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18 {
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19 // C++14: we call B::B(A const &)
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20 // C++17: we call A::operator B()
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21 return B(x); // { dg-warning "choosing .A::operator B\\(\\). over .B::B\\(const A&\\)" "" { target c++17 } }
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22 // { dg-warning "for conversion from .A. to .B." "" { target c++17 } .-1 }
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23 }