[PATCH] D58675: [clang] Adds `-ftime-trace` option to clang that produces Chrome `chrome://tracing` compatible JSON profiling output dumps

[Anton Afanasyev via Phabricator via cfe-commits]

anton-afanasyev marked 10 inline comments as done.
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Patch by @thakis for BE passes tracing: https://reviews.llvm.org/D60782


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D58675/new/

https://reviews.llvm.org/D58675