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annotate gcc/testsuite/g++.dg/cpp2a/comma5.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++/91391 - bogus -Wcomma-subscript warning.
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2 // { dg-do compile { target c++2a } }
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3
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4 template<typename T, typename U>
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5 int foo(T t, U u) { return t + u; }
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6
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7 void
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8 fn (int *a, int b, int c)
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9 {
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10 a[foo<int, int>(1, 2)];
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11 a[foo<int, int>(1, 2), foo<int, int>(3, 4)]; // { dg-warning "24:top-level comma expression in array subscript is deprecated" }
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12
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13 a[b < c, b < c]; // { dg-warning "top-level comma expression in array subscript is deprecated" }
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14 a[b < c, b > c]; // { dg-warning "top-level comma expression in array subscript is deprecated" }
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15 a[b > c, b > c]; // { dg-warning "top-level comma expression in array subscript is deprecated" }
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16 a[b > c, b < c]; // { dg-warning "top-level comma expression in array subscript is deprecated" }
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17 a[(b < c, b < c)];
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18 a[(b < c, b > c)];
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19 a[b << c, b << c]; // { dg-warning "top-level comma expression in array subscript is deprecated" }
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20 a[(b << c, b << c)];
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21 }