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Make dyn* have the same scalar pair ABI as corresponding fat pointer

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This commit is contained in:
Michael Goulet 2023-02-15 03:42:45 +00:00
parent 1f11d841b5
commit e82cc656c8
2 changed files with 9 additions and 2 deletions
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4
tests/codegen/function-arguments.rs
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@ -281,7 +281,9 @@ pub fn enum_id_2(x: Option<u8>) -> Option<u8> {
x
}
// CHECK: { {{i8\*|ptr}}, {{i.*\*|ptr}} } @dyn_star({{i8\*|ptr}} noundef %x.0, {{i.*\*|ptr}} noalias noundef readonly align {{.*}} dereferenceable({{.*}}) %x.1)
// CHECK: { {{\{\}\*|ptr}}, {{.+}} } @dyn_star({{\{\}\*|ptr}} noundef %x.0, {{.+}} noalias noundef readonly align {{.*}} dereferenceable({{.*}}) %x.1)
// Expect an ABI something like `{ {}*, [3 x i64]* }`, but that's hard to match on generically,
// so do like the `trait_box` test and just match on `{{.+}}` for the vtable.
#[no_mangle]
pub fn dyn_star(x: dyn* Drop) -> dyn* Drop {
x