Index: compiler-rt/trunk/cmake/Modules/AddCompilerRT.cmake
===================================================================
--- compiler-rt/trunk/cmake/Modules/AddCompilerRT.cmake
+++ compiler-rt/trunk/cmake/Modules/AddCompilerRT.cmake
@@ -508,3 +508,14 @@
     message(FATAL_ERROR "COMPILER_RT_EXTERNALIZE_DEBUGINFO isn't implemented for non-darwin platforms!")
   endif()
 endfunction()
+
+
+# Configure lit configuration files, including compiler-rt specific variables.
+function(configure_compiler_rt_lit_site_cfg input output)
+  set_llvm_build_mode()
+
+  string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} COMPILER_RT_RESOLVED_TEST_COMPILER ${COMPILER_RT_TEST_COMPILER})
+  string(REPLACE ${CMAKE_CFG_INTDIR} ${LLVM_BUILD_MODE} COMPILER_RT_RESOLVED_LIBRARY_OUTPUT_DIR ${COMPILER_RT_LIBRARY_OUTPUT_DIR})
+
+  configure_lit_site_cfg(${input} ${output})
+endfunction()
Index: compiler-rt/trunk/test/CMakeLists.txt
===================================================================
--- compiler-rt/trunk/test/CMakeLists.txt
+++ compiler-rt/trunk/test/CMakeLists.txt
@@ -1,7 +1,7 @@
-# Needed for lit support
+# Needed for lit support in standalone builds.
 include(AddLLVM)
 
-configure_lit_site_cfg(
+configure_compiler_rt_lit_site_cfg(
   ${CMAKE_CURRENT_SOURCE_DIR}/lit.common.configured.in
   ${CMAKE_CURRENT_BINARY_DIR}/lit.common.configured)
 
Index: compiler-rt/trunk/test/lit.common.cfg
===================================================================
--- compiler-rt/trunk/test/lit.common.cfg
+++ compiler-rt/trunk/test/lit.common.cfg
@@ -27,11 +27,6 @@
 if execute_external:
   config.available_features.add('shell')
 
-# Setup clang binary.
-compiler_path = getattr(config, 'clang', None)
-if (not compiler_path) or (not os.path.exists(compiler_path)):
-  lit_config.fatal("Can't find compiler on path %r" % compiler_path)
-
 compiler_id = getattr(config, 'compiler_id', None)
 if compiler_id == "Clang":
   if platform.system() != 'Windows':
Index: compiler-rt/trunk/test/lit.common.configured.in
===================================================================
--- compiler-rt/trunk/test/lit.common.configured.in
+++ compiler-rt/trunk/test/lit.common.configured.in
@@ -16,14 +16,14 @@
 set_default("llvm_obj_root", "@LLVM_BINARY_DIR@")
 set_default("compiler_rt_src_root", "@COMPILER_RT_SOURCE_DIR@")
 set_default("compiler_rt_obj_root", "@COMPILER_RT_BINARY_DIR@")
-set_default("llvm_tools_dir", "@LLVM_TOOLS_BINARY_DIR@")
+set_default("llvm_tools_dir", "@LLVM_TOOLS_DIR@")
 set_default("llvm_shlib_dir", "@LLVM_LIBRARY_OUTPUT_INTDIR@")
 set_default("gold_executable", "@GOLD_EXECUTABLE@")
-set_default("clang", "@COMPILER_RT_TEST_COMPILER@")
+set_default("clang", "@COMPILER_RT_RESOLVED_TEST_COMPILER@")
 set_default("compiler_id", "@COMPILER_RT_TEST_COMPILER_ID@")
 set_default("python_executable", "@PYTHON_EXECUTABLE@")
 set_default("compiler_rt_debug", @COMPILER_RT_DEBUG_PYBOOL@)
-set_default("compiler_rt_libdir", "@COMPILER_RT_LIBRARY_OUTPUT_DIR@")
+set_default("compiler_rt_libdir", "@COMPILER_RT_RESOLVED_LIBRARY_OUTPUT_DIR@")
 set_default("emulator", "@COMPILER_RT_EMULATOR@")
 set_default("ios", False)
 set_default("iossim", False)
@@ -39,9 +39,14 @@
 # apply substitution.
 try:
   config.llvm_tools_dir = config.llvm_tools_dir % lit_config.params
+  config.clang = config.clang % lit_config.params
+  config.compiler_rt_libdir = config.compiler_rt_libdir % lit_config.params
 except KeyError as e:
   key, = e.args
   lit_config.fatal("unable to find %r parameter, use '--param=%s=VALUE'" % (key, key))
 
+if not os.path.exists(config.clang):
+  lit_config.fatal("Can't find compiler on path %r" % config.clang)
+
 # Setup attributes common for all compiler-rt projects.
 lit_config.load_config(config, "@COMPILER_RT_SOURCE_DIR@/test/lit.common.cfg")
Index: compiler-rt/trunk/unittests/CMakeLists.txt
===================================================================
--- compiler-rt/trunk/unittests/CMakeLists.txt
+++ compiler-rt/trunk/unittests/CMakeLists.txt
@@ -1,6 +1,6 @@
-# Needed for lit support
+# Needed for lit support in standalone builds.
 include(AddLLVM)
 
-configure_lit_site_cfg(
+configure_compiler_rt_lit_site_cfg(
   ${CMAKE_CURRENT_SOURCE_DIR}/lit.common.unit.configured.in
   ${CMAKE_CURRENT_BINARY_DIR}/lit.common.unit.configured)
Index: compiler-rt/trunk/unittests/lit.common.unit.configured.in
===================================================================
--- compiler-rt/trunk/unittests/lit.common.unit.configured.in
+++ compiler-rt/trunk/unittests/lit.common.unit.configured.in
@@ -4,9 +4,9 @@
 config.target_triple = "@TARGET_TRIPLE@"
 config.llvm_src_root = "@LLVM_MAIN_SRC_DIR@"
 config.llvm_obj_root = "@LLVM_BINARY_DIR@"
-config.llvm_tools_dir = "@LLVM_TOOLS_BINARY_DIR@"
+config.llvm_tools_dir = "@LLVM_TOOLS_DIR@"
 config.compiler_rt_src_root = "@COMPILER_RT_SOURCE_DIR@"
-config.compiler_rt_libdir = "@COMPILER_RT_LIBRARY_OUTPUT_DIR@"
+config.compiler_rt_libdir = "@COMPILER_RT_RESOLVED_LIBRARY_OUTPUT_DIR@"
 config.llvm_build_mode = "@LLVM_BUILD_MODE@"
 config.host_arch = "@HOST_ARCH@"
 config.host_os = "@HOST_OS@"
@@ -15,6 +15,7 @@
 # so try to apply substitution.
 try:
   config.llvm_tools_dir = config.llvm_tools_dir % lit_config.params
+  config.compiler_rt_libdir = config.compiler_rt_libdir % lit_config.params
   config.llvm_build_mode = config.llvm_build_mode % lit_config.params
 except KeyError as e:
   key, = e.args