tree f73883daa7c20c9fd0d00ca35737c09963c86178
parent d6a2dc8ba614ae79c72ec654678495052a3fe645
author Ben Clayton <bclayton@google.com> 1716537365 +0000
committer Ben Clayton <bclayton@google.com> 1716537365 +0000

[tint] Add constant::Invalid

Similar to type::Invalid, can be used as a  placeholder constant in a failed parse / resolve.

Change-Id: I880642a4a9e4c2a9b7d48d418dc636761711e2e0
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/189704
Reviewed-by: James Price <jrprice@google.com>