Don't expose LLVM_HAVE_OPT_VIEWER_MODULES externally

This variable states whether at build-time some python modules were present,
which is meaningless and simply introduces non-deterministic behaviour.

Upstream-Status: Pending [llvm#161199]
Signed-off-by: Ross Burton <[email protected]>
Signed-off-by: Khem Raj <[email protected]>

Author: rossburton

llvm/cmake/modules/LLVMConfig.cmake.in

@@ -137,7 +137,6 @@ set(LLVM_DEFINITIONS "@LLVM_DEFINITIONS@")
 set(LLVM_BINARY_DIR "@LLVM_CONFIG_BINARY_DIR@")
 set(LLVM_CMAKE_DIR "@LLVM_CONFIG_CMAKE_DIR@")
 set(LLVM_TOOLS_BINARY_DIR "@LLVM_CONFIG_TOOLS_BINARY_DIR@")
-set(LLVM_HAVE_OPT_VIEWER_MODULES @LLVM_HAVE_OPT_VIEWER_MODULES@)
 set(LLVM_CONFIGURATION_TYPES @CMAKE_CONFIGURATION_TYPES@)
 set(LLVM_ENABLE_SHARED_LIBS @BUILD_SHARED_LIBS@)