diff options
| author | Vadim Petrochenkov <vadim.petrochenkov@gmail.com> | 2019-07-27 01:33:01 +0300 |
|---|---|---|
| committer | Vadim Petrochenkov <vadim.petrochenkov@gmail.com> | 2019-07-27 18:56:16 +0300 |
| commit | 9be35f82c1abf2ecbab489bca9eca138ea648312 (patch) | |
| tree | 69888506e34af447d9748c0d542de3ba1dd76210 /src/test/ui/nullable-pointer-size.rs | |
| parent | ca9faa52f5ada0054b1fa27d97aedf448afb059b (diff) | |
| download | rust-9be35f82c1abf2ecbab489bca9eca138ea648312.tar.gz rust-9be35f82c1abf2ecbab489bca9eca138ea648312.zip | |
tests: Move run-pass tests without naming conflicts to ui
Diffstat (limited to 'src/test/ui/nullable-pointer-size.rs')
| -rw-r--r-- | src/test/ui/nullable-pointer-size.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/test/ui/nullable-pointer-size.rs b/src/test/ui/nullable-pointer-size.rs new file mode 100644 index 00000000000..63a106f1292 --- /dev/null +++ b/src/test/ui/nullable-pointer-size.rs @@ -0,0 +1,35 @@ +// run-pass + +#![allow(dead_code)] + +use std::mem; + +enum E<T> { Thing(isize, T), Nothing((), ((), ()), [i8; 0]) } +struct S<T>(isize, T); + +// These are macros so we get useful assert messages. + +macro_rules! check_option { + ($T:ty) => { + assert_eq!(mem::size_of::<Option<$T>>(), mem::size_of::<$T>()); + } +} + +macro_rules! check_fancy { + ($T:ty) => { + assert_eq!(mem::size_of::<E<$T>>(), mem::size_of::<S<$T>>()); + } +} + +macro_rules! check_type { + ($T:ty) => {{ + check_option!($T); + check_fancy!($T); + }} +} + +pub fn main() { + check_type!(&'static isize); + check_type!(Box<isize>); + check_type!(extern fn()); +} |
