1 // compile-flags: -Zdeduplicate-diagnostics=yes
4 fn test<const N: usize>() {}
6 fn ok<const M: usize>() -> [u8; M] {
10 struct Break0<const N: usize>([u8; { N + 1 }]);
11 //~^ ERROR generic parameters may not be used in const operations
13 struct Break1<const N: usize>([u8; { { N } }]);
14 //~^ ERROR generic parameters may not be used in const operations
16 fn break2<const N: usize>() {
18 //~^ ERROR generic parameters may not be used in const operations
21 fn break3<const N: usize>() {
23 //~^ ERROR generic parameters may not be used in const operations
26 struct BreakTy0<T>(T, [u8; { size_of::<*mut T>() }]);
27 //~^ ERROR generic parameters may not be used in const operations
29 struct BreakTy1<T>(T, [u8; { { size_of::<*mut T>() } }]);
30 //~^ ERROR generic parameters may not be used in const operations
33 let _: [u8; size_of::<*mut T>() + 1];
34 //~^ ERROR generic parameters may not be used in const operations
38 let _ = [0; size_of::<*mut T>() + 1];
39 //~^ WARN cannot use constants which depend on generic parameters in types
40 //~| WARN this was previously accepted by the compiler but is being phased out