1 // { dg-options "-std=c++98" } 2 3 #include <cstddef> 4 5 int 6 operator"" _mm(long double m) // { dg-warning "user-defined literals only available with" } 7 { return int(1000.0L * m); } 8 9 int in = 0.0254_mm; // { dg-error "invalid suffix" } 10 11 int 12 operator"" _Q(const char *, std::size_t) // { dg-warning "user-defined literals only available with" } 13 { return 42; } 14 15 int x = "Hello"_Q; // { dg-error "invalid conversion from" "invalid" } 16 17 // { dg-error "expected" "expected" { target *-*-* } 15 } 18