diff options
Diffstat (limited to 'src/test/ui/unboxed-closures/unboxed-closures-single-word-env.rs')
-rw-r--r-- | src/test/ui/unboxed-closures/unboxed-closures-single-word-env.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/unboxed-closures/unboxed-closures-single-word-env.rs b/src/test/ui/unboxed-closures/unboxed-closures-single-word-env.rs new file mode 100644 index 000000000..8ada7494e --- /dev/null +++ b/src/test/ui/unboxed-closures/unboxed-closures-single-word-env.rs @@ -0,0 +1,22 @@ +// run-pass +// Ensures that single-word environments work right in unboxed closures. +// These take a different path in codegen. + +fn a<F:Fn(isize, isize) -> isize>(f: F) -> isize { + f(1, 2) +} + +fn b<F:FnMut(isize, isize) -> isize>(mut f: F) -> isize { + f(3, 4) +} + +fn c<F:FnOnce(isize, isize) -> isize>(f: F) -> isize { + f(5, 6) +} + +fn main() { + let z = 10; + assert_eq!(a(move |x: isize, y| x + y + z), 13); + assert_eq!(b(move |x: isize, y| x + y + z), 17); + assert_eq!(c(move |x: isize, y| x + y + z), 21); +} |