FYI: add exceptions.c to TAGS

[Tom Tromey]

I'm checking this in.

exceptions.c was missing from SFILES, so it was not indexed by etags.

Tom

2009-12-23  Tom Tromey  <tromey@redhat.com>

	* Makefile.in (SFILES): Add exceptions.c.

Index: Makefile.in
===================================================================
RCS file: /cvs/src/src/gdb/Makefile.in,v
retrieving revision 1.1105
diff -u -r1.1105 Makefile.in
--- Makefile.in	26 Oct 2009 18:30:39 -0000	1.1105
+++ Makefile.in	23 Dec 2009 20:25:49 -0000
@@ -644,7 +644,8 @@
 	cp-name-parser.y \
 	dbxread.c demangle.c dictionary.c disasm.c doublest.c dummy-frame.c \
 	dwarf2expr.c dwarf2loc.c dwarf2read.c dwarf2-frame.c \
-	elfread.c environ.c eval.c event-loop.c event-top.c expprint.c \
+	elfread.c environ.c eval.c event-loop.c event-top.c \
+	exceptions.c expprint.c \
 	f-exp.y f-lang.c f-typeprint.c f-valprint.c findcmd.c findvar.c \
 	frame.c frame-base.c frame-unwind.c \
 	gdbarch.c arch-utils.c gdbtypes.c gnu-v2-abi.c gnu-v3-abi.c \