SUB_CFLAGS := ${CPP.BaseFlags} ${C.Flags}
SUB_CXXFLAGS := ${CPP.BaseFlags} ${CXX.Flags}
+# Override LIBS with TARGET's LIBS for cross compilation.
+# FIXME: Host's llvm-config is not generated. It's for target's.
+ifneq ($(TARGET_LIBS), )
+ LLVM_SYSTEM_LIBS := $(TARGET_LIBS)
+else
+ LLVM_SYSTEM_LIBS := $(LIBS)
+endif
+
# This is blank for now. We need to be careful about adding stuff here:
# LDFLAGS tend not to be portable, and we don't currently require the
# user to use libtool when linking against LLVM.
>> temp.sed
$(Verb) $(ECHO) 's/@LLVM_BUILDMODE@/$(subst /,\/,$(BuildMode))/' \
>> temp.sed
- $(Verb) $(ECHO) 's/@LLVM_SYSTEM_LIBS@/$(subst /,\/,$(LIBS))/' \
+ $(Verb) $(ECHO) 's/@LLVM_SYSTEM_LIBS@/$(subst /,\/,$(LLVM_SYSTEM_LIBS))/' \
>> temp.sed
$(Verb) $(ECHO) 's/@LLVM_TARGETS_BUILT@/$(subst /,\/,$(TARGETS_TO_BUILD))/' \
>> temp.sed
$(Verb) $(SED) -f temp.sed < $< > $@
$(Verb) $(RM) temp.sed
+
+# When cross-compiling, install a version of llvm-config that runs on the host.
+ifeq ($(LLVM_CROSS_COMPILING),1)
+install:: $(DESTDIR)$(PROJ_bindir)
+ $(Echo) Installing llvm-config-host
+ $(Verb) $(ProgInstall) $(BuildLLVMToolDir)/llvm-config \
+ $(DESTDIR)$(PROJ_bindir)/$(program_prefix)llvm-config-host
+endif