Re: [PATCH, PR 59736] Fix an IPA-CP issue with de-speculation

2014-01-17 Thread Jan Hubicka
> Hi, > > in PR 59736, IPA-CP stumples on an already removed call graph edge. > The reason is that it keeps an internal linked list of edge clones > which can however now be corrupted by cgraph de-speculation machinery > which can decide to remove an edge. > > In order to fix this, I made the lin

[PATCH, PR 59736] Fix an IPA-CP issue with de-speculation

2014-01-17 Thread Martin Jambor
Hi, in PR 59736, IPA-CP stumples on an already removed call graph edge. The reason is that it keeps an internal linked list of edge clones which can however now be corrupted by cgraph de-speculation machinery which can decide to remove an edge. In order to fix this, I made the linked-list bi-dire