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comparison gcc/testsuite/g++.dg/cpp1z/decomp3.C @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 84e7813d76e9
children
comparison
equal deleted inserted replaced
131:84e7813d76e9 145:1830386684a0
8 8
9 void 9 void
10 test (A &b, B c) 10 test (A &b, B c)
11 { 11 {
12 int && [ d ] = c; // { dg-error "structured binding declaration cannot have type 'int'" } 12 int && [ d ] = c; // { dg-error "structured binding declaration cannot have type 'int'" }
13 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 13 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
14 char & [ e, f, ff ] { b }; // { dg-error "structured binding declaration cannot have type 'char'" } 14 char & [ e, f, ff ] { b }; // { dg-error "structured binding declaration cannot have type 'char'" }
15 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 15 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
16 auto&[g,h,i]=b; // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } } 16 auto&[g,h,i]=b; // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } }
17 decltype (auto) [ j ] = c; // { dg-error "structured binding declaration cannot have type 'decltype.auto.'" "" { target c++14 } } 17 decltype (auto) [ j ] = c; // { dg-error "structured binding declaration cannot have type 'decltype.auto.'" "" { target c++14 } }
18 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 18 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
19 // { dg-error "expected primary-expression before 'decltype'" "" { target c++11_down } .-2 } 19 // { dg-error "expected primary-expression before 'decltype'" "" { target c++11_down } .-2 }
20 auto & & && & [ m, n, o ] = b; // { dg-error "multiple ref-qualifiers" } 20 auto & & && & [ m, n, o ] = b; // { dg-error "multiple ref-qualifiers" }
21 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 21 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
22 constexpr auto [ p ] = c; // { dg-error "structured binding declaration cannot be 'constexpr'" } 22 constexpr auto [ p ] = c; // { dg-error "structured binding declaration cannot be 'constexpr'" }
23 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 23 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
24 friend auto [ q ] = c; // { dg-error "'friend' used outside of class" } 24 friend auto [ q ] = c; // { dg-error "'friend' used outside of class" }
25 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 25 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
26 typedef auto [ r ] = c; // { dg-error "structured binding declaration cannot be 'typedef'" } 26 typedef auto [ r ] = c; // { dg-error "structured binding declaration cannot be 'typedef'" }
27 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 27 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
28 inline auto [ s ] = c; // { dg-error "structured binding declaration cannot be 'inline'" } 28 inline auto [ s ] = c; // { dg-error "structured binding declaration cannot be 'inline'" }
29 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 29 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
30 __restrict auto [ t ] = c; // { dg-error "invalid use of 'restrict'" } 30 __restrict auto [ t ] = c; // { dg-error "invalid use of 'restrict'" }
31 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 31 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
32 long long auto [ u ] = c; // { dg-error "'long long' specified with 'auto'" } 32 long long auto [ u ] = c; // { dg-error "'long long' specified with 'auto'" }
33 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 33 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
34 virtual auto [ v ] = c; // { dg-error "'virtual' outside class declaration" } 34 virtual auto [ v ] = c; // { dg-error "'virtual' outside class declaration" }
35 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 35 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
36 explicit auto [ w ] = c; // { dg-error "'explicit' outside class declaration" } 36 explicit auto [ w ] = c; // { dg-error "'explicit' outside class declaration" }
37 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 37 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
38 static auto [ x ] = c; // { dg-error "structured binding declaration cannot be 'static'" } 38 static auto [ x ] = c; // { dg-warning "structured binding declaration can be 'static' only in" "" { target c++17_down } }
39 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 39 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
40 extern auto [ y ] { c }; // { dg-error "structured binding declaration cannot be 'extern'" } 40 extern auto [ y ] { c }; // { dg-error "structured binding declaration cannot be 'extern'" }
41 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 41 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
42 thread_local auto [ z ] = c; // { dg-warning "structured binding declaration can be 'thread_local' only in" "" { target c++17_down } }
43 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
42 } 44 }
45
46 __thread auto [ z2 ] = B (); // { dg-warning "structured binding declaration can be '__thread' only in" "" { target c++17_down } }
47 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
43 48
44 void 49 void
45 test2 (auto & [ p ] = bar ()) // { dg-error "'p' was not declared in this scope" } 50 test2 (auto & [ p ] = bar ()) // { dg-error "'p' was not declared in this scope" }
46 { // { dg-warning "auto" "" { target { ! concepts } } .-1 } 51 { // { dg-warning "auto" "" { target { ! concepts } } .-1 }
47 } 52 }
51 void 56 void
52 test3 (A &b, B c) 57 test3 (A &b, B c)
53 { 58 {
54 auto [ d, e, f ] = arr; // { dg-error "only 3 names provided" } 59 auto [ d, e, f ] = arr; // { dg-error "only 3 names provided" }
55 // { dg-message "while 'int .4.' decomposes into 4 elements" "" { target *-*-* } .-1 } 60 // { dg-message "while 'int .4.' decomposes into 4 elements" "" { target *-*-* } .-1 }
56 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-2 } 61 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-2 }
57 auto & [ g, h, i, j, k ] = arr; // { dg-error "5 names provided" } 62 auto & [ g, h, i, j, k ] = arr; // { dg-error "5 names provided" }
58 // { dg-message "while 'int .4.' decomposes into 4 elements" "" { target *-*-* } .-1 } 63 // { dg-message "while 'int .4.' decomposes into 4 elements" "" { target *-*-* } .-1 }
59 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-2 } 64 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-2 }
60 auto [ l, m ] = b; // { dg-error "only 2 names provided" } 65 auto [ l, m ] = b; // { dg-error "only 2 names provided" }
61 // { dg-message "while 'A' decomposes into 3 elements" "" { target *-*-* } .-1 } 66 // { dg-message "while 'A' decomposes into 3 elements" "" { target *-*-* } .-1 }
62 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-2 } 67 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-2 }
63 auto & [ n, o, p, q ] = b; // { dg-error "4 names provided" } 68 auto & [ n, o, p, q ] = b; // { dg-error "4 names provided" }
64 // { dg-message "while 'A' decomposes into 3 elements" "" { target *-*-* } .-1 } 69 // { dg-message "while 'A' decomposes into 3 elements" "" { target *-*-* } .-1 }
65 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-2 } 70 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-2 }
66 auto [] { c }; // { dg-error "empty structured binding declaration" } 71 auto [] { c }; // { dg-error "empty structured binding declaration" }
67 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-1 } 72 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-1 }
68 auto [ r, s ] = c; // { dg-error "2 names provided" } 73 auto [ r, s ] = c; // { dg-error "2 names provided" }
69 // { dg-message "while 'B' decomposes into 1 element" "" { target *-*-* } .-1 } 74 // { dg-message "while 'B' decomposes into 1 element" "" { target *-*-* } .-1 }
70 // { dg-warning "structured bindings only available with -std=c..17 or -std=gnu..17" "" { target c++14_down } .-2 } 75 // { dg-warning "structured bindings only available with '-std=c..17' or '-std=gnu..17'" "" { target c++14_down } .-2 }
71 } 76 }