Roll back the shared library, r96559. It broke two darwins and arm, mysteriously.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96569 91177308-0d34-0410-b5e6-96231b3b80d8

test/Unit/lit.cfg

@@ -23,14 +23,7 @@ config.test_format = lit.formats.GoogleTest(llvm_build_mode, 'Tests')
 
 ###
 
-# If necessary, point the dynamic loader at libLLVM.so.
-if config.enable_shared:
-    libdir = os.path.join(config.llvm_obj_root, config.llvm_build_mode, 'lib')
-    shlibpath = config.environment.get(config.shlibpath_var,'')
-    if shlibpath:
-        shlibpath = ':' + shlibpath
-    shlibpath = libdir + shlibpath
-    config.environment[config.shlibpath_var] = shlibpath
+import os
 
 # Check that the object root is known.
 if config.test_exec_root is None:

test/Unit/lit.site.cfg.in

@@ -5,8 +5,6 @@ config.llvm_obj_root = "@LLVM_BINARY_DIR@"
 config.llvm_tools_dir = "@LLVM_TOOLS_DIR@"
 config.llvmgcc_dir = "@LLVMGCCDIR@"
 config.llvm_build_mode = "@LLVM_BUILD_MODE@"
-config.enable_shared = @ENABLE_SHARED@
-config.shlibpath_var = "@SHLIBPATH_VAR@"
 
 # Let the main config do the real work.
 lit.load_config(config, "@LLVM_SOURCE_DIR@/test/Unit/lit.cfg")