diff options
Diffstat (limited to 'tests/ui/macros/derive-in-eager-expansion-hang.rs')
-rw-r--r-- | tests/ui/macros/derive-in-eager-expansion-hang.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tests/ui/macros/derive-in-eager-expansion-hang.rs b/tests/ui/macros/derive-in-eager-expansion-hang.rs new file mode 100644 index 000000000..0729e14d5 --- /dev/null +++ b/tests/ui/macros/derive-in-eager-expansion-hang.rs @@ -0,0 +1,14 @@ +// Regression test for the issue #44692 + +macro_rules! hang { () => { + { //~ ERROR format argument must be a string literal + #[derive(Clone)] + struct S; + + "" + } +}} + +fn main() { + format_args!(hang!()); +} |