[PATCH] Mangler: Don't prefix MS ABI names with a leading ? character

Rafael EspĂ­ndola rafael.espindola at gmail.com
Fri Feb 20 10:38:23 PST 2015

The WIP patch is attached. Unfortunately clang still produces bogus
GVs for objc. That would have to be fixed first.

On 20 February 2015 at 13:06, Rafael EspĂ­ndola
<rafael.espindola at gmail.com> wrote:
>>> no? In particular it would miss the .L on ELF.
>> Yes. The lack of .L is concerning, but why have we been able to get by without the L prefix on COFF for so long with these names? Is there a bug there too? Maybe we should do the private symbol prefixing even in the presence of '?' or '\01'?
> I think the verifier should reject globals with a \0 name that are
> internal or private. Globals with internal and private linkage can be
> renamed. It makes no sense to force a particular name. I think I have
> a wip patch for this on git. I will try to find it after lunch.
> The objc implementation in clang used to break this, but I think it is
> now fixed.
> Not adding a L prefix for a genuine private global on COFF does look like a bug.
> Cheers,
> Rafael
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