[clang] [Fuchsia] Don't use LLVM build for PGO data (PR #149788)

[via cfe-commits]

https://github.com/gulfemsavrun created https://github.com/llvm/llvm-project/pull/149788

None

>From 92da0a509ab21e02cce9ff109fc43327fe216fe3 Mon Sep 17 00:00:00 2001
From: Gulfem Savrun Yeniceri <gulfem at google.com>
Date: Mon, 21 Jul 2025 08:51:18 +0000
Subject: [PATCH] [Fuchsia] Don't use LLVM build for PGO data

---
 clang/cmake/caches/Fuchsia-stage2-instrumented.cmake | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/clang/cmake/caches/Fuchsia-stage2-instrumented.cmake b/clang/cmake/caches/Fuchsia-stage2-instrumented.cmake
index ecd478aefdaee..b328f3d0ff9cf 100644
--- a/clang/cmake/caches/Fuchsia-stage2-instrumented.cmake
+++ b/clang/cmake/caches/Fuchsia-stage2-instrumented.cmake
@@ -43,3 +43,6 @@ set(CLANG_BOOTSTRAP_CMAKE_ARGS
   ${EXTRA_ARGS}
   -C ${CMAKE_CURRENT_LIST_DIR}/Fuchsia-stage2.cmake
   CACHE STRING "")
+
+# Do not use LLVM build for generating PGO data.
+set(CLANG_PGO_TRAINING_USE_LLVM_BUILD OFF CACHE BOOL "")