// Ensure constant and array length values are not taken from source // code, which wreaks havoc with macros. macro_rules! make { ($n:expr) => { pub struct S; // @has issue_33302/constant.CST.html \ // '//pre[@class="rust item-decl"]' 'pub const CST: i32' pub const CST: i32 = ($n * $n); // @has issue_33302/static.ST.html \ // '//pre[@class="rust item-decl"]' 'pub static ST: i32' pub static ST: i32 = ($n * $n); pub trait T { fn ignore(_: &X) {} const C: X; // @has issue_33302/trait.T.html \ // '//pre[@class="rust item-decl"]' 'const D: i32' // @has - '//*[@id="associatedconstant.D"]' 'const D: i32' const D: i32 = ($n * $n); } // @has issue_33302/struct.S.html \ // '//*[@class="impl"]' 'impl T<[i32; 16]> for S' // @has - '//*[@id="associatedconstant.C"]' 'const C: [i32; 16]' // @has - '//*[@id="associatedconstant.D"]' 'const D: i32' impl T<[i32; ($n * $n)]> for S { const C: [i32; ($n * $n)] = [0; ($n * $n)]; } // @has issue_33302/struct.S.html \ // '//*[@class="impl"]' 'impl T<[i32; 16]> for S' // @has - '//*[@id="associatedconstant.C-1"]' 'const C: (i32,)' // @has - '//*[@id="associatedconstant.D-1"]' 'const D: i32' impl T<(i32,)> for S { const C: (i32,) = ($n,); } // @has issue_33302/struct.S.html \ // '//*[@class="impl"]' 'impl T<(i32, i32)> for S' // @has - '//*[@id="associatedconstant.C-2"]' 'const C: (i32, i32)' // @has - '//*[@id="associatedconstant.D-2"]' 'const D: i32' impl T<(i32, i32)> for S { const C: (i32, i32) = ($n, $n); const D: i32 = ($n / $n); } }; } make!(4);