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| author | Ryutaro Okada <1015ryu88@gmail.com> | 2025-03-14 21:25:03 +0900 |
|---|---|---|
| committer | Arthur Cohen <arthur.cohen@embecosm.com> | 2025-03-24 13:30:42 +0100 |
| commit | 8ad4296118148eecf28ade7c6fc537771bdfca06 (patch) | |
| tree | d391764512f3cc2389d8070f9de9b5c05101e315 | |
| parent | 69f84cbe23ce5358895ddac847d5e907ca234e64 (diff) | |
| download | gcc-8ad4296118148eecf28ade7c6fc537771bdfca06.zip gcc-8ad4296118148eecf28ade7c6fc537771bdfca06.tar.gz gcc-8ad4296118148eecf28ade7c6fc537771bdfca06.tar.bz2 | |
gccrs: emit an error for type or const parameters on foreign items
gcc/rust/ChangeLog:
* typecheck/rust-hir-type-check-implitem.cc (TypeCheckTopLevelExternItem::visit):
emit an error for type or const parameters on foreign items
gcc/testsuite/ChangeLog:
* rust/compile/extern_generics.rs: New test.
Signed-off-by: Ryutaro Okada <1015ryu88@gmail.com>
| -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 7d31d36..a5ae54b 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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