Better error message for unsupported "C" abi args

2018-09-16 18:46:19 +02:00 · 2018-09-16 18:46:19 +02:00 · 39fbea8c1b
commit 39fbea8c1b
parent 7c510c0661
1 changed files with 1 additions and 1 deletions
--- a/src/abi.rs
+++ b/src/abi.rs
@ -49,7 +49,7 @@ fn get_pass_mode<'a, 'tcx: 'a>(
        PassMode::ByVal(ret_ty)
    } else {
        if abi == Abi::C {
-            unimplemented!("Non scalars are not yet supported for \"C\" abi");
+            unimpl!("Non scalars are not yet supported for \"C\" abi ({:?}) is_return: {:?}", ty, is_return);
        }
        PassMode::ByRef
    }