rust/tests/ui/symbol-names/issue-60925.rs
2023-01-11 09:32:08 +00:00

50 lines
1.4 KiB
Rust

// build-fail
// revisions: legacy v0
//[legacy]compile-flags: -Z unstable-options -C symbol-mangling-version=legacy
//[v0]compile-flags: -C symbol-mangling-version=v0
#![feature(rustc_attrs)]
// This test is the same code as in ui/issue-53912.rs but this test checks that the symbol mangling
// fix produces the correct result, whereas that test just checks that the reproduction compiles
// successfully and doesn't crash LLVM
fn dummy() {}
mod llvm {
pub(crate) struct Foo;
}
mod foo {
pub(crate) struct Foo<T>(T);
impl Foo<::llvm::Foo> {
#[rustc_symbol_name]
//[legacy]~^ ERROR symbol-name(_ZN11issue_609253foo37Foo$LT$issue_60925..llv$u6d$..Foo$GT$3foo
//[legacy]~| ERROR demangling(issue_60925::foo::Foo<issue_60925::llvm::Foo>::foo
//[legacy]~| ERROR demangling-alt(issue_60925::foo::Foo<issue_60925::llvm::Foo>::foo)
//[v0]~^^^^ ERROR symbol-name
//[v0]~| ERROR demangling
//[v0]~| ERROR demangling-alt(<issue_60925::foo::Foo<issue_60925::llvm::Foo>>::foo)
pub(crate) fn foo() {
for _ in 0..0 {
for _ in &[::dummy()] {
::dummy();
::dummy();
::dummy();
}
}
}
}
pub(crate) fn foo() {
Foo::foo();
Foo::foo();
}
}
pub fn foo() {
foo::foo();
}
fn main() {}