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Rollup merge of #120502 - clubby789:remove-ffi-returns-twice, r=compiler-errors

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Remove `ffi_returns_twice` feature

The [tracking issue](https://github.com/rust-lang/rust/issues/58314) and [RFC](https://github.com/rust-lang/rfcs/pull/2633) have been closed for a couple of years.

There is also an attribute gate in R-A which should be removed if this lands.
This commit is contained in:
Matthias Krüger 2024-02-06 22:45:42 +01:00 • committed by GitHub
commit 59ba8024af
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20 changed files with 19 additions and 120 deletions
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3
compiler/rustc_codegen_gcc/src/attributes.rs
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@ -62,9 +62,6 @@ pub fn from_fn_attrs<'gcc, 'tcx>(
if codegen_fn_attrs.flags.contains(CodegenFnAttrFlags::COLD) {
func.add_attribute(FnAttribute::Cold);
}
if codegen_fn_attrs.flags.contains(CodegenFnAttrFlags::FFI_RETURNS_TWICE) {
func.add_attribute(FnAttribute::ReturnsTwice);
}
if codegen_fn_attrs.flags.contains(CodegenFnAttrFlags::FFI_PURE) {
func.add_attribute(FnAttribute::Pure);
}