diff options
Diffstat (limited to 'tests/ui/macros/issue-84632-eager-expansion-recursion-limit.rs')
-rw-r--r-- | tests/ui/macros/issue-84632-eager-expansion-recursion-limit.rs | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/ui/macros/issue-84632-eager-expansion-recursion-limit.rs b/tests/ui/macros/issue-84632-eager-expansion-recursion-limit.rs new file mode 100644 index 000000000..7a1e62d49 --- /dev/null +++ b/tests/ui/macros/issue-84632-eager-expansion-recursion-limit.rs @@ -0,0 +1,16 @@ +// Regression test for #84632: Recursion limit is ignored +// for builtin macros that eagerly expands. + +#![recursion_limit = "15"] +macro_rules! a { + () => (""); + (A) => (concat!("", a!())); + (A, $($A:ident),*) => (concat!("", a!($($A),*))) + //~^ ERROR recursion limit reached + //~| HELP consider increasing the recursion limit +} + +fn main() { + a!(A, A, A, A, A); + a!(A, A, A, A, A, A, A, A, A, A, A); +} |