[LLVMdev] [rfc] "alias weak" X "weak alias"

[Rafael Espíndola]

rebased patches attached.

On 5 June 2014 09:51, Rafael Espíndola <rafael.espindola at gmail.com> wrote:
> moving to llvmdev.
>
> It always amused me that we have
>
> @a = weak global ...
> but
> @b = alias weak ...
>
> I decided to dig why that is. The best I could find was
>
> http://llvm.org/bugs/show_bug.cgi?id=1017#c15
>
> Looking at some really old cold then suggests that the reason was that
> the old bison based parser hard a reduction for alias linkages and
> another one for global variable linkages. Putting the alias first
> avoided the reduce/reduce conflict.
>
> The days of the old .ll parser are long gone, but is it too late to
> change? In case it is not, the attached patches implement just that
> :-)
>
> Cheers,
> Rafael
-------------- next part --------------
A non-text attachment was scrubbed...
Name: llvm.patch
Type: text/x-patch
Size: 48753 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20140605/5a0fb42a/attachment.bin>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: clang.patch
Type: text/x-patch
Size: 3998 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20140605/5a0fb42a/attachment-0001.bin>