Fix profiledbootstrap when D is enabled

gcc/d/ChangeLog:

2018-10-31  Iain Buclaw  <ibuclaw@gdcproject.org>

	PR d/87825
	* Make-lang.in (d/idgen) Link with BUILD_LINKERFLAGS.
	(d/impcvgen): Likewise.

From-SVN: r265702

gcc/d/ChangeLog

+2018-10-31  Iain Buclaw  <ibuclaw@gdcproject.org>
+
+	PR d/87825
+	* Make-lang.in (d/idgen) Link with BUILD_LINKERFLAGS.
+	(d/impcvgen): Likewise.
+
 2018-10-26  Eugene Wissner  <belka@caraus.de>
 
 	* Make-lang.in (selftest-d): New.

gcc/d/Make-lang.in

@@ -317,10 +317,10 @@ d/%.o: d/dmd/root/%.c $(D_GENERATED_SRCS)
 
 # Generated programs.
 d/idgen: d/idgen.dmdgen.o
-	+$(LINKER_FOR_BUILD) $(BUILD_LINKER_FLAGS) $(BUILD_LDFLAGS) -o $@ $^
+	+$(LINKER_FOR_BUILD) $(BUILD_LINKERFLAGS) $(BUILD_LDFLAGS) -o $@ $^
 
 d/impcvgen: d/impcnvgen.dmdgen.o
-	+$(LINKER_FOR_BUILD) $(BUILD_LINKER_FLAGS) $(BUILD_LDFLAGS) -o $@ $^
+	+$(LINKER_FOR_BUILD) $(BUILD_LINKERFLAGS) $(BUILD_LDFLAGS) -o $@ $^
 
 # Generated sources.
 d/id.c: d/idgen