Add 'gcc/rust/Make-lang.in:LIBPROC_MACRO_INTERNAL'

... to avoid verbatim repetition.

	gcc/rust/
	* Make-lang.in (LIBPROC_MACRO_INTERNAL): New.
	(RUST_LIBDEPS, crab1$(exeext)): Use it.

diff --git a/gcc/rust/Make-lang.in b/gcc/rust/Make-lang.in
index ffeb325d6ce82578076cf9a40b7d066924574272..b8bfe01ce59b041655c57d55f260d26ffcbd1e8a 100644 (file)
--- a/gcc/rust/Make-lang.in
+++ b/gcc/rust/Make-lang.in
@@ -208,13 +208,15 @@ RUST_ALL_OBJS = $(GRS_OBJS) $(RUST_TARGET_OBJS)
 
 rust_OBJS = $(RUST_ALL_OBJS) rust/rustspec.o
 
-RUST_LIBDEPS = $(LIBDEPS) ../libgrust/libproc_macro_internal/libproc_macro_internal.a
+LIBPROC_MACRO_INTERNAL = ../libgrust/libproc_macro_internal/libproc_macro_internal.a
+
+RUST_LIBDEPS = $(LIBDEPS) $(LIBPROC_MACRO_INTERNAL)
 
 # The compiler itself is called crab1
 crab1$(exeext): $(RUST_ALL_OBJS) attribs.o $(BACKEND) $(RUST_LIBDEPS) $(rust.prev)
        @$(call LINK_PROGRESS,$(INDEX.rust),start)
        +$(LLINKER) $(ALL_LINKERFLAGS) $(LDFLAGS) -o $@ \
-             $(RUST_ALL_OBJS) attribs.o $(BACKEND) $(LIBS) ../libgrust/libproc_macro_internal/libproc_macro_internal.a $(BACKENDLIBS)
+             $(RUST_ALL_OBJS) attribs.o $(BACKEND) $(LIBS) $(LIBPROC_MACRO_INTERNAL) $(BACKENDLIBS)
        @$(call LINK_PROGRESS,$(INDEX.rust),end)
 
 # Build hooks.