[Bug ipa/61548] [5 Regression] FAIL: gcc.dg/tls/alias-1.c (internal compiler error)

[tbsaunde at tbsaunde dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61548

--- Comment #20 from tbsaunde at tbsaunde dot org ---
> Created attachment 34673
>   --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34673&action=edit
> Proposed fix
> 
> Ok, there seems to be 3 issues ;)  First is that emutls does not resolve alias
> after introducing it.  Second is that we may end up removing alias target
> before alias in ipa.c and third is that vaprool_node::remove actually removes
> the reference before attempting to use it.
> 
> I would welcome if someone tests this on one of the targets reproducing the
> problem

Well, the patch I sent did 1 and 3, and that fixed the crash, so I
expect adding 2 won't really hurt, but I can test that theory tomorrow.

Trev