diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/rust/typecheck/rust-hir-type-check-implitem.cc | 11 | ||||
| -rw-r--r-- | gcc/testsuite/rust/compile/extern_generics.rs | 8 |
2 files changed, 19 insertions, 0 deletions
diff --git a/gcc/rust/typecheck/rust-hir-type-check-implitem.cc b/gcc/rust/typecheck/rust-hir-type-check-implitem.cc index 31164c1..18ac0dd 100644 --- a/gcc/rust/typecheck/rust-hir-type-check-implitem.cc +++ b/gcc/rust/typecheck/rust-hir-type-check-implitem.cc @@ -86,9 +86,20 @@ TypeCheckTopLevelExternItem::visit (HIR::ExternalFunctionItem &function) case HIR::GenericParam::GenericKind::CONST: // FIXME: Skipping Lifetime and Const completely until better // handling. + if (parent.get_abi () != Rust::ABI::INTRINSIC) + { + rust_error_at (function.get_locus (), ErrorCode::E0044, + "foreign items may not have const parameters"); + } break; case HIR::GenericParam::GenericKind::TYPE: { + if (parent.get_abi () != Rust::ABI::INTRINSIC) + { + rust_error_at ( + function.get_locus (), ErrorCode::E0044, + "foreign items may not have type parameters"); + } auto param_type = TypeResolveGenericParam::Resolve (*generic_param); context->insert_type (generic_param->get_mappings (), diff --git a/gcc/testsuite/rust/compile/extern_generics.rs b/gcc/testsuite/rust/compile/extern_generics.rs new file mode 100644 index 0000000..26f97a6 --- /dev/null +++ b/gcc/testsuite/rust/compile/extern_generics.rs @@ -0,0 +1,8 @@ +#[lang="sized"] +trait Sized {} + + +// E0044 +fn main() { +extern "C" { fn some_func<T>(x: T); } // { dg-error "foreign items may not have type parameters .E0044." } +}
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