Re: [PATCH] tree-optimization PR/101014 - Limit new value calculations to first order effects.

2021-06-16 Thread Andrew MacLeod via Gcc-patches
On 6/16/21 5:41 AM, Maxim Kuvyrkov wrote: On 15 Jun 2021, at 00:07, Andrew MacLeod via Gcc-patches wrote: As mentioned in the Text from the PR: "When a range is being calculated for an ssa-name, the propagation process often goes along back edges. These back edges sometime require other ssa-

Re: [PATCH] tree-optimization PR/101014 - Limit new value calculations to first order effects.

2021-06-16 Thread Maxim Kuvyrkov via Gcc-patches
> On 15 Jun 2021, at 00:07, Andrew MacLeod via Gcc-patches > wrote: > > As mentioned in the Text from the PR: > > "When a range is being calculated for an ssa-name, the propagation process > often goes along back edges. These back edges sometime require other > ssa-names which have not be p