From a91f77ca26f65e566b93a0f086a894e60ec7c257 Mon Sep 17 00:00:00 2001 From: varkor Date: Fri, 17 Jan 2020 14:21:14 +0000 Subject: [PATCH] Add regression test for integer literals in generic arguments in where clauses --- ...eger-literal-generic-arg-in-where-clause.rs | 18 ++++++++++++++++++ ...-literal-generic-arg-in-where-clause.stderr | 8 ++++++++ 2 files changed, 26 insertions(+) create mode 100644 src/test/ui/const-generics/integer-literal-generic-arg-in-where-clause.rs create mode 100644 src/test/ui/const-generics/integer-literal-generic-arg-in-where-clause.stderr diff --git a/src/test/ui/const-generics/integer-literal-generic-arg-in-where-clause.rs b/src/test/ui/const-generics/integer-literal-generic-arg-in-where-clause.rs new file mode 100644 index 0000000000000..30fbfda112c55 --- /dev/null +++ b/src/test/ui/const-generics/integer-literal-generic-arg-in-where-clause.rs @@ -0,0 +1,18 @@ +// check-pass + +#![feature(const_generics)] +//~^ WARN the feature `const_generics` is incomplete and may cause the compiler to crash + +fn takes_closure_of_array_3(f: F) where F: Fn([i32; 3]) { + f([1, 2, 3]); +} + +fn takes_closure_of_array_3_apit(f: impl Fn([i32; 3])) { + f([1, 2, 3]); +} + +fn returns_closure_of_array_3() -> impl Fn([i32; 3]) { + |_| {} +} + +fn main() {} diff --git a/src/test/ui/const-generics/integer-literal-generic-arg-in-where-clause.stderr b/src/test/ui/const-generics/integer-literal-generic-arg-in-where-clause.stderr new file mode 100644 index 0000000000000..7f37f3e2791ec --- /dev/null +++ b/src/test/ui/const-generics/integer-literal-generic-arg-in-where-clause.stderr @@ -0,0 +1,8 @@ +warning: the feature `const_generics` is incomplete and may cause the compiler to crash + --> $DIR/integer-literal-generic-arg-in-where-clause.rs:3:12 + | +LL | #![feature(const_generics)] + | ^^^^^^^^^^^^^^ + | + = note: `#[warn(incomplete_features)]` on by default +