Re: [PATCH PR95638]Record/restore postorder, rather than update it

2020-06-15 Thread Richard Biener via Gcc-patches
On Mon, Jun 15, 2020 at 12:04 PM bin.cheng via Gcc-patches wrote: > > Hi, > This simple patch fixes wrong code issue as reported. I tried to update > postorder information after > the second call to graphds_scc with alias dependence edges skipped. This > wasn't working, and I > realize it's ha

[PATCH PR95638]Record/restore postorder, rather than update it

2020-06-15 Thread bin.cheng via Gcc-patches
Hi, This simple patch fixes wrong code issue as reported. I tried to update postorder information after the second call to graphds_scc with alias dependence edges skipped. This wasn't working, and I realize it's hard to do. This patch simply records postorder information before the call and r