diff options
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/ui/query-system/query_depth.rs | 31 | ||||
| -rw-r--r-- | src/test/ui/query-system/query_depth.stderr | 11 |
2 files changed, 42 insertions, 0 deletions
diff --git a/src/test/ui/query-system/query_depth.rs b/src/test/ui/query-system/query_depth.rs new file mode 100644 index 00000000000..e600c1c08e5 --- /dev/null +++ b/src/test/ui/query-system/query_depth.rs @@ -0,0 +1,31 @@ +// build-fail + +#![recursion_limit = "64"] +type Byte = Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Option<Option<Option<Option< Option<Option<Option<Option< + Box<String> + >>>> >>>> + >>>> >>>> + >>>> >>>> + >>>> >>>> + >>>> >>>> + >>>> >>>> + >>>> >>>> + >>>> >>>> + >>>> >>>> + >>>> >>>> +>>>> >>>>; + +fn main() { +//~^ ERROR: queries overflow the depth limit! + println!("{}", std::mem::size_of::<Byte>()); +} diff --git a/src/test/ui/query-system/query_depth.stderr b/src/test/ui/query-system/query_depth.stderr new file mode 100644 index 00000000000..43a18b4e074 --- /dev/null +++ b/src/test/ui/query-system/query_depth.stderr @@ -0,0 +1,11 @@ +error: queries overflow the depth limit! + --> $DIR/query_depth.rs:28:1 + | +LL | fn main() { + | ^^^^^^^^^ + | + = help: consider increasing the recursion limit by adding a `#![recursion_limit = "128"]` attribute to your crate (`query_depth`) + = note: query depth increased by 66 when computing layout of `core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<alloc::boxed::Box<alloc::string::String>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>` + +error: aborting due to previous error + |