================
@@ -145,8 +161,18 @@ that also enables ThinLTO, use the following command:
-DPGO_INSTRUMENT_LTO=Thin \
<path to source>/llvm
-By default, clang will generate profile data by compiling a simple
-hello world program. You can also tell clang to use an external
+Similarly, to build optimized Flang (along with Clang), you can use the
+following command:
+
+.. code-block:: console
+
+ $ cmake -G Ninja -C <path to source>/flang/cmake/caches/PGO.cmake \
+ -DLLVM_ENABLE_RUNTIMES="compiler-rt;flang-rt;libunwind;openmp" \
+ -DPGO_INSTRUMENT_LTO=Thin \
+ <path to source>/llvm
----------------
pawosm-arm wrote:
It is bit too much of a repetition. I'll remove it.
https://github.com/llvm/llvm-project/pull/198863
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