[PATCH] D143617: [Clang][CMake] Support perf, LBR, and Instrument CLANG_BOLT options

[Amir Ayupov via Phabricator via cfe-commits]

Amir marked 7 inline comments as done.
Amir added inline comments.


================
Comment at: clang/utils/perf-training/perf-helper.py:75
+    parser.add_argument(
+        "--lbr", required=False, action="store_true", help="Use perf with branch stacks"
+    )
----------------
phosek wrote:
> This could be omitted.
I think it's best to keep it as optional argument, not positional.


Repository:
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  https://reviews.llvm.org/D143617/new/

https://reviews.llvm.org/D143617