[clang] [cmake] Disable FatLTO in clang build for Fuchsia (PR #85677)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Paul Kirth (ilovepi)

<details>
<summary>Changes</summary>

We're seeing an issue on Macs, which shouldn't be using this config, so
we will temporarily disable this while we investigate.


---
Full diff: https://github.com/llvm/llvm-project/pull/85677.diff


1 Files Affected:

- (modified) clang/cmake/caches/Fuchsia-stage2.cmake (+1-1) 


``````````diff
diff --git a/clang/cmake/caches/Fuchsia-stage2.cmake b/clang/cmake/caches/Fuchsia-stage2.cmake
index d5546e20873b3c..bc1a05345ce237 100644
--- a/clang/cmake/caches/Fuchsia-stage2.cmake
+++ b/clang/cmake/caches/Fuchsia-stage2.cmake
@@ -11,7 +11,7 @@ set(LLVM_ENABLE_RUNTIMES "compiler-rt;libcxx;libcxxabi;libunwind" CACHE STRING "
 
 set(LLVM_ENABLE_BACKTRACES OFF CACHE BOOL "")
 set(LLVM_ENABLE_DIA_SDK OFF CACHE BOOL "")
-set(LLVM_ENABLE_FATLTO ON CACHE BOOL "")
+set(LLVM_ENABLE_FATLTO OFF CACHE BOOL "")
 set(LLVM_ENABLE_HTTPLIB ON CACHE BOOL "")
 set(LLVM_ENABLE_LIBCXX ON CACHE BOOL "")
 set(LLVM_ENABLE_LIBEDIT OFF CACHE BOOL "")

``````````

</details>


https://github.com/llvm/llvm-project/pull/85677