[clang] 6f64b01 - Reapply "[Clang][CMake] Use IRPGO instead of FE PGO for Cmake Caches … (#160133)

[via cfe-commits]

Author: Aiden Grossman
Date: 2025-09-22T14:04:43-07:00
New Revision: 6f64b01810a2e46c1b05b20589272532ba633e56

URL: https://github.com/llvm/llvm-project/commit/6f64b01810a2e46c1b05b20589272532ba633e56
DIFF: https://github.com/llvm/llvm-project/commit/6f64b01810a2e46c1b05b20589272532ba633e56.diff

LOG: Reapply "[Clang][CMake] Use IRPGO instead of FE PGO for Cmake Caches … (#160133)

…(#155957)"

This reverts commit 8ed489914e5bdfe65e1c8fdeec335f21cd7b33a1.

This reapplies the original patch now that the issue in
ControlHeightReduction (#159621) has been fixed in #159686.

Added: 
    

Modified: 
    clang/cmake/caches/PGO.cmake

Removed: 
    


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diff  --git a/clang/cmake/caches/PGO.cmake b/clang/cmake/caches/PGO.cmake
index 15bc755d110d1..d6471160037c1 100644
--- a/clang/cmake/caches/PGO.cmake
+++ b/clang/cmake/caches/PGO.cmake
@@ -5,7 +5,7 @@ set(LLVM_ENABLE_PROJECTS "clang;lld" CACHE STRING "")
 set(LLVM_ENABLE_RUNTIMES "compiler-rt;libcxx;libcxxabi;libunwind" CACHE STRING "")
 
 set(LLVM_TARGETS_TO_BUILD Native CACHE STRING "")
-set(BOOTSTRAP_LLVM_BUILD_INSTRUMENTED ON CACHE BOOL "")
+set(BOOTSTRAP_LLVM_BUILD_INSTRUMENTED IR CACHE BOOL "")
 set(CLANG_BOOTSTRAP_TARGETS
   generate-profdata
   stage2