Remove --enable-gold and simplify include search

Makefile.in

@@ -357,7 +357,6 @@ stamps/build-binutils-linux: $(BINUTILS_SRCDIR) $(BINUTILS_SRC_GIT) $(PREPARATIO
 		$(CONFIGURE_HOST) \
 		--prefix=$(INSTALL_DIR) \
 		--with-sysroot=$(SYSROOT) \
-		--enable-gold \
 		--enable-plugins \
 		$(MULTILIB_FLAGS) \
 		@with_guile@ \
@@ -528,7 +527,6 @@ stamps/build-binutils-linux-native: $(BINUTILS_SRCDIR) $(BINUTILS_SRC_GIT) stamp
 		--target=$(LINUX_TUPLE) \
 		$(CONFIGURE_HOST) \
 		--prefix=$(INSTALL_DIR)/native \
-		--enable-gold \
 		--enable-plugins \
 		$(MULTILIB_FLAGS) \
 		@with_guile@ \
@@ -587,7 +585,6 @@ stamps/build-binutils-newlib: $(BINUTILS_SRCDIR) $(BINUTILS_SRC_GIT) $(PREPARATI
 		--target=$(NEWLIB_TUPLE) \
 		$(CONFIGURE_HOST) \
 		--prefix=$(INSTALL_DIR) \
-		--enable-gold \
 		--enable-plugins \
 		@with_guile@ \
 		--disable-werror \
@@ -776,7 +773,6 @@ stamps/build-binutils-musl: $(BINUTILS_SRCDIR) $(BINUTILS_SRC_GIT) $(PREPARATION
 		$(CONFIGURE_HOST) \
 		--prefix=$(INSTALL_DIR) \
 		--with-sysroot=$(SYSROOT) \
-		--enable-gold \
 		--enable-plugins \
 		$(MULTILIB_FLAGS) \
 		@with_guile@ \
@@ -947,7 +943,7 @@ stamps/build-qemu: $(QEMU_SRCDIR) $(QEMU_SRC_GIT) $(PREPARATION_STAMP)
 	mkdir -p $(dir $@)
 	date > $@
 
-stamps/build-llvm-linux: $(LLVM_SRCDIR) $(LLVM_SRC_GIT) \
+stamps/build-llvm-linux: $(LLVM_SRCDIR) $(LLVM_SRC_GIT) $(BINUTILS_SRCDIR) $(BINUTILS_SRC_GIT) \
                          stamps/build-gcc-linux-stage2
 	# We have the following situation:
 	# - sysroot directory: $(INSTALL_DIR)/sysroot
@@ -974,7 +970,7 @@ stamps/build-llvm-linux: $(LLVM_SRCDIR) $(LLVM_SRC_GIT) \
 	    -DDEFAULT_SYSROOT="../sysroot" \
 	    -DLLVM_RUNTIME_TARGETS=$(call make_tuple,$(XLEN),linux-gnu) \
 	    -DLLVM_INSTALL_TOOLCHAIN_ONLY=On \
-	    -DLLVM_BINUTILS_INCDIR=`find $(INSTALL_DIR) -name plugin-api.h | xargs dirname` \
+	    -DLLVM_BINUTILS_INCDIR=$(BINUTILS_SRCDIR)/include \
 	    -DLLVM_PARALLEL_LINK_JOBS=4
 	$(MAKE) -C $(notdir $@)
 	$(MAKE) -C $(notdir $@) install
@@ -983,7 +979,8 @@ stamps/build-llvm-linux: $(LLVM_SRCDIR) $(LLVM_SRC_GIT) \
 	cd $(INSTALL_DIR)/bin && ln -s -f clang $(LINUX_TUPLE)-clang && ln -s -f clang++ $(LINUX_TUPLE)-clang++
 	mkdir -p $(dir $@) && touch $@
 
-stamps/build-llvm-newlib: $(LLVM_SRCDIR) $(LLVM_SRC_GIT) stamps/build-gcc-newlib-stage2
+stamps/build-llvm-newlib: $(LLVM_SRCDIR) $(LLVM_SRC_GIT) $(BINUTILS_SRCDIR) $(BINUTILS_SRC_GIT) \
+                          stamps/build-gcc-newlib-stage2
 	rm -rf $@ $(notdir $@)
 	mkdir $(notdir $@)
 	cd $(notdir $@) && \
@@ -994,7 +991,7 @@ stamps/build-llvm-newlib: $(LLVM_SRCDIR) $(LLVM_SRC_GIT) stamps/build-gcc-newlib
 	    -DLLVM_ENABLE_PROJECTS="clang;lld" \
 	    -DLLVM_DEFAULT_TARGET_TRIPLE="$(NEWLIB_TUPLE)" \
 	    -DLLVM_INSTALL_TOOLCHAIN_ONLY=On \
-	    -DLLVM_BINUTILS_INCDIR=`find $(INSTALL_DIR) -name plugin-api.h | xargs dirname` \
+	    -DLLVM_BINUTILS_INCDIR=$(BINUTILS_SRCDIR)/include \
 	    -DLLVM_PARALLEL_LINK_JOBS=4
 	$(MAKE) -C $(notdir $@)
 	$(MAKE) -C $(notdir $@) install