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| author | Bastian Kauschke <bastian_kauschke@hotmail.de> | 2020-04-13 22:32:40 +0200 |
|---|---|---|
| committer | Bastian Kauschke <bastian_kauschke@hotmail.de> | 2020-04-13 22:37:20 +0200 |
| commit | 50eb39757e471ed50ab34862af776f044c88222d (patch) | |
| tree | ebff0ebf52af9ba20b6f0ac1df76e29b4e88b553 /src/test/ui/const-generics | |
| parent | c58c53274401acdc739f177aa3e408241e2e52d8 (diff) | |
| download | rust-50eb39757e471ed50ab34862af776f044c88222d.tar.gz rust-50eb39757e471ed50ab34862af776f044c88222d.zip | |
allow const generics in const fn
Diffstat (limited to 'src/test/ui/const-generics')
| -rw-r--r-- | src/test/ui/const-generics/const-fn-with-const-param.rs | 4 | ||||
| -rw-r--r-- | src/test/ui/const-generics/const-fn-with-const-param.stderr | 17 |
2 files changed, 4 insertions, 17 deletions
diff --git a/src/test/ui/const-generics/const-fn-with-const-param.rs b/src/test/ui/const-generics/const-fn-with-const-param.rs index e9e236be556..3d8b77bcf7b 100644 --- a/src/test/ui/const-generics/const-fn-with-const-param.rs +++ b/src/test/ui/const-generics/const-fn-with-const-param.rs @@ -1,11 +1,11 @@ +// run-pass #![feature(const_generics)] //~^ WARN the feature `const_generics` is incomplete and may cause the compiler to crash const fn const_u32_identity<const X: u32>() -> u32 { - //~^ ERROR const parameters are not permitted in const functions X } fn main() { - println!("{:?}", const_u32_identity::<18>()); + assert_eq!(const_u32_identity::<18>(), 18); } diff --git a/src/test/ui/const-generics/const-fn-with-const-param.stderr b/src/test/ui/const-generics/const-fn-with-const-param.stderr index e944b02101e..64b9c18a8f5 100644 --- a/src/test/ui/const-generics/const-fn-with-const-param.stderr +++ b/src/test/ui/const-generics/const-fn-with-const-param.stderr @@ -1,23 +1,10 @@ -error: const parameters are not permitted in const functions - --> $DIR/const-fn-with-const-param.rs:4:1 - | -LL | const fn const_u32_identity<const X: u32>() -> u32 { - | ^---- - | | - | _`const` because of this - | | -LL | | -LL | | X -LL | | } - | |_^ - warning: the feature `const_generics` is incomplete and may cause the compiler to crash - --> $DIR/const-fn-with-const-param.rs:1:12 + --> $DIR/const-fn-with-const-param.rs:2:12 | LL | #![feature(const_generics)] | ^^^^^^^^^^^^^^ | = note: `#[warn(incomplete_features)]` on by default -error: aborting due to previous error; 1 warning emitted +warning: 1 warning emitted |