File lto-disable-cache.patch of Package llvm12

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File lto-disable-cache.patch of Package llvm12

diff --git a/llvm/cmake/modules/HandleLLVMOptions.cmake b/llvm/cmake/modules/HandleLLVMOptions.cmake
index 5e57a3b8234..23f9ed5fb56 100644
--- a/llvm/cmake/modules/HandleLLVMOptions.cmake
+++ b/llvm/cmake/modules/HandleLLVMOptions.cmake
@@ -889,23 +889,6 @@ if(uppercase_LLVM_ENABLE_LTO STREQUAL "THIN")
   if(NOT LINKER_IS_LLD_LINK)
     append("-flto=thin" CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS)
   endif()
-  # If the linker supports it, enable the lto cache. This improves initial build
-  # time a little since we re-link a lot of the same objects, and significantly
-  # improves incremental build time.
-  # FIXME: We should move all this logic into the clang driver.
-  if(APPLE)
-    append("-Wl,-cache_path_lto,${PROJECT_BINARY_DIR}/lto.cache"
-           CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS)
-  elseif((UNIX OR MINGW) AND LLVM_USE_LINKER STREQUAL "lld")
-    append("-Wl,--thinlto-cache-dir=${PROJECT_BINARY_DIR}/lto.cache"
-           CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS)
-  elseif(LLVM_USE_LINKER STREQUAL "gold")
-    append("-Wl,--plugin-opt,cache-dir=${PROJECT_BINARY_DIR}/lto.cache"
-           CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS)
-  elseif(LINKER_IS_LLD_LINK)
-    append("/lldltocache:${PROJECT_BINARY_DIR}/lto.cache"
-           CMAKE_EXE_LINKER_FLAGS CMAKE_SHARED_LINKER_FLAGS)
-  endif()
 elseif(uppercase_LLVM_ENABLE_LTO STREQUAL "FULL")
   append("-flto=full" CMAKE_CXX_FLAGS CMAKE_C_FLAGS)
   if(NOT LINKER_IS_LLD_LINK)

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File lto-disable-cache.patch of Package llvm12

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