Index: cfe/trunk/cmake/caches/Fuchsia-stage2.cmake
===================================================================
--- cfe/trunk/cmake/caches/Fuchsia-stage2.cmake
+++ cfe/trunk/cmake/caches/Fuchsia-stage2.cmake
@@ -9,6 +9,7 @@
   set(LLVM_ENABLE_LLD ON CACHE BOOL "")
 endif()
 set(LLVM_ENABLE_LTO ON CACHE BOOL "")
+set(LLVM_ENABLE_MODULES ON CACHE BOOL "")
 set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR ON CACHE BOOL "")
 set(LLVM_ENABLE_TERMINFO OFF CACHE BOOL "")
 set(LLVM_ENABLE_ZLIB ON CACHE BOOL "")
@@ -28,8 +29,8 @@
 set(ENABLE_X86_RELAX_RELOCATIONS ON CACHE BOOL "")
 
 set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "")
-set(CMAKE_C_FLAGS_RELWITHDEBINFO "-O3 -gline-tables-only -DNDEBUG" CACHE STRING "")
-set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -gline-tables-only -DNDEBUG" CACHE STRING "")
+set(CMAKE_C_FLAGS_RELWITHDEBINFO "-O3 -gline-tables-only" CACHE STRING "")
+set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -gline-tables-only" CACHE STRING "")
 
 if(APPLE)
   list(APPEND BUILTIN_TARGETS "default")