+ //[legacy]~^ ERROR symbol-name(_ZN11issue_609253foo36Foo$LT$issue_60925..llv$6d$..Foo$GT$3foo
+ //[legacy]~| ERROR demangling(issue_60925::foo::Foo<issue_60925::llv$6d$..Foo$GT$::foo
+ //[legacy]~| ERROR demangling-alt(issue_60925::foo::Foo<issue_60925::llv$6d$..Foo$GT$::foo)
+ //[v0]~^^^^ ERROR symbol-name(_RNvMNtCs4fqI2P2rA04_11issue_609253fooINtB2_3FooNtNtB4_4llvm3FooE3foo)
+ //[v0]~| ERROR demangling(<issue_60925[317d481089b8c8fe]::foo::Foo<issue_60925[317d481089b8c8fe]::llvm::Foo>>::foo)
+ //[v0]~| ERROR demangling-alt(<issue_60925::foo::Foo<issue_60925::llvm::Foo>>::foo)