correct srcextra

gcc/cobol/Make-lang.in

 # Top level -*- makefile -*- fragment for Cobol
-#   Copyright (C) 2016 Free Software Foundation, Inc.
+#   Copyright (C) 2021-2024 Free Software Foundation, Inc.
 
 # This file is part of GCC.
 
@@ -42,7 +42,6 @@ gcobol_INSTALL_NAME := $(shell echo gcobol|sed '$(program_transform_name)')
 gcobol_TARGET_INSTALL_NAME := $(target_noncanonical)-$(shell echo gcobol|sed '$(program_transform_name)')
 
 cobol: cobol1$(exeext)
-
 .PHONY: cobol
 
 BINCLUDE ?= ./gcc
@@ -159,23 +158,6 @@ cobol/cdf.c: cobol/cdf.y
 	$(BISON) -o $@ $(YFLAGS)						\
 		--defines=cobol/cdf.h --report-file=cobol/cdf.out $<
 
-
-# The src<foo> targets are executed if
-# ‘--enable-generated-files-in-srcdir’ was specified as a configure
-# option.
-#
-# srcextra copies generated dependencies into the source
-# directory. This is used for files such as Flex/Bison output: files
-# that are not version-controlled but should be included in any
-# release tarballs.
-#
-# Although versioned snapshots require Flex to be installed, they do
-# not require Bison.  Release tarballs always include Flex/Bison
-# output, and do not require those tools to be installed.
-
-cobol.srcextra: cobol/parse.c cobol/cdf.c
-	ln -f $^ cobol/parse.h cobol/cdf.h $(srcdir)/cobol/
-
 # See "Trailing context is getting confused with trailing optional patterns"
 # in Flex manual. We suppress those messages, as a convenience.
 FLEX_WARNING = warning, dangerous trailing context
@@ -263,6 +245,24 @@ cobol/scan.o: cobol/scan.c			\
 	cobol/cdf.c				\
 	cobol/parse.c
 
+#
+# The src<foo> targets are executed if
+# ‘--enable-generated-files-in-srcdir’ was specified as a configure
+# option.
+#
+# srcextra copies generated dependencies into the source
+# directory. This is used for files such as Flex/Bison output: files
+# that are not version-controlled but should be included in any
+# release tarballs.
+#
+# Although versioned snapshots require Flex to be installed, they do
+# not require Bison.  Release tarballs always include Flex/Bison
+# output, and do not require those tools to be installed.
+#
+cobol.srcextra: cobol/parse.c cobol/cdf.c cobol/scan.c 
+	ln -f $^ cobol/parse.h cobol/cdf.h $(srcdir)/cobol/
+
+
 # And the cobol1.exe front end
 
 cobol1$(exeext): $(cobol1_OBJS) 	$(BACKEND) $(LIBDEPS) attribs.o