1 // { dg-options -std=c++17 } 2 3 int a[3]; 4 struct S { int b, c, d; } s; 5 void foo()6foo () 7 { 8 auto [ b, c, d ] = a; 9 auto [ e, f, g ] = s; 10 auto [ h, i, j ] { s }; 11 auto [ k, l, m ] { s, }; 12 auto [ n, o, p ] { a }; 13 auto [ q, r, t ] ( s ); 14 auto [ u, v, w ] ( s, ); // { dg-error "expected primary-expression before '.' token" } 15 // { dg-error "invalid initializer for structured binding declaration" "" { target *-*-* } .-1 } 16 auto [ x, y, z ] ( a ); 17 } 18