[SYCL] Enable standard optimization pipeline for device code#2207

Merged

pvchupin merged 4 commits intointel:syclfrom

bader:test-optimizations

Aug 5, 2020

Commits on Aug 4, 2020

[SYCL] Enable standard optimization pipeline for device code by default
bader
committed
Add clang driver test and update one more SYCL runtime test.
bader
committed

Commits on Aug 5, 2020