-# When ENABLE_LLVMC_DYNAMIC is enabled, LLVMC will link libCompilerDriver
-# dynamically. This is needed to make dynamic plugins work on some targets
-# (Windows).
-ENABLE_LLVMC_DYNAMIC = 0
-#@ENABLE_LLVMC_DYNAMIC@
-
-# When ENABLE_LLVMC_DYNAMIC_PLUGINS is enabled, LLVMC will have dynamic plugin
-# support (via the -load option).
-ENABLE_LLVMC_DYNAMIC_PLUGINS = 1
-#@ENABLE_LLVMC_DYNAMIC_PLUGINS@
+# Optional flags supported by the compiler
+# -Wno-missing-field-initializers
+NO_MISSING_FIELD_INITIALIZERS = @NO_MISSING_FIELD_INITIALIZERS@
+# -Wno-variadic-macros
+NO_VARIADIC_MACROS = @NO_VARIADIC_MACROS@
+# -Wcovered-switch-default
+COVERED_SWITCH_DEFAULT = @COVERED_SWITCH_DEFAULT@
+# -Wno-uninitialized
+NO_UNINITIALIZED = @NO_UNINITIALIZED@
+# -Wno-maybe-uninitialized
+NO_MAYBE_UNINITIALIZED = @NO_MAYBE_UNINITIALIZED@
+
+# Was polly found in tools/polly?
+LLVM_HAS_POLLY = @LLVM_HAS_POLLY@
+# Flags supported by the linker.
+# bfd ld / gold --version-script=file
+HAVE_LINK_VERSION_SCRIPT = @HAVE_LINK_VERSION_SCRIPT@
+
+# Flags to control using libxml2
+LIBXML2_LIBS := @LIBXML2_LIBS@
+LIBXML2_INC := @LIBXML2_INC@
+
+# Flags to control building support for Intel JIT Events API
+USE_INTEL_JITEVENTS := @USE_INTEL_JITEVENTS@
+INTEL_JITEVENTS_INCDIR := @INTEL_JITEVENTS_INCDIR@
+INTEL_JITEVENTS_LIBDIR := @INTEL_JITEVENTS_LIBDIR@
+
+# Flags to control building support for OProfile JIT API
+USE_OPROFILE := @USE_OPROFILE@
+
+ifeq ($(USE_INTEL_JITEVENTS), 1)
+ OPTIONAL_COMPONENTS += IntelJITEvents
+endif
+ifeq ($(USE_OPROFILE), 1)
+ OPTIONAL_COMPONENTS += OProfileJIT
+endif