tree becf1af424139cc19821904807463ec924a8feb9
parent d08b4ed0cc484d53dc6564bfd70cb24839255dbc
author dan sinclair <dsinclair@chromium.org> 1748988174 -0700
committer Dawn LUCI CQ <dawn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1748988174 -0700

[spirv-reader][ir] Mark loop bodies unreachable if possible.

If there was no terminator added to a loop body, then we know we can't
reach the end of the body, so mark it as `unreachable` instead of
injecting a `continue`.

Change-Id: I04687e47528613aae8acc35a87b98465cea6f319
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/245295
Reviewed-by: James Price <jrprice@google.com>
Auto-Submit: dan sinclair <dsinclair@chromium.org>
Commit-Queue: dan sinclair <dsinclair@chromium.org>