Merge pull request dotnet/coreclr#8049 from sivarv/lsraAssertFix
authorSivarv <sivarv@microsoft.com>
Wed, 9 Nov 2016 18:20:47 +0000 (10:20 -0800)
committerGitHub <noreply@github.com>
Wed, 9 Nov 2016 18:20:47 +0000 (10:20 -0800)
commit705a9d86e8c2234b6d724b2ae369e31455f95b0e
tree031a558d7752f341071fe6dfbadce82a029b61eb
parent99c6666c5a1da710f0267082532a066624a42389
parentaaba07cebb052c43dd0cef489c1004b716501797
Merge pull request dotnet/coreclr#8049 from sivarv/lsraAssertFix

If the very first ref position of an interval has a register assignment of RBM_NONE indicate it could also be a regOptional

Commit migrated from https://github.com/dotnet/coreclr/commit/a144e0480b274bf85dc9ce557c7f8edff3596556