re PR driver/30246 (-ggdb3 does not cause -dD to be passed to cc1 for preprocessing)

	PR driver/30246
	* gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
	-gcoff3, -gxcoff3, -gvms3 implies -dD.

From-SVN: r121549

gcc/ChangeLog

+2007-02-03  Tom Tromey  <tromey@redhat.com>
+
+	PR driver/30246
+	* gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
+	-gcoff3, -gxcoff3, -gvms3 implies -dD.
+
 2007-02-03  Kazu Hirata  <kazu@codesourcery.com>
 
 	* c-decl.c, config/avr/avr.c, config/avr/avr.h,

gcc/gcc.c

@@ -776,7 +776,8 @@ static const char *cpp_unique_options =
  %{MMD:-MMD %{!o:%b.d}%{o*:%.d%*}}\
  %{M} %{MM} %{MF*} %{MG} %{MP} %{MQ*} %{MT*}\
  %{!E:%{!M:%{!MM:%{MD|MMD:%{o*:-MQ %*}}}}}\
- %{remap} %{g3:-dD} %{H} %C %{D*&U*&A*} %{i*} %Z %i\
+ %{remap} %{g3|ggdb3|gstabs3|gcoff3|gxcoff3|gvms3:-dD}\
+ %{H} %C %{D*&U*&A*} %{i*} %Z %i\
  %{fmudflap:-D_MUDFLAP -include mf-runtime.h}\
  %{fmudflapth:-D_MUDFLAP -D_MUDFLAPTH -include mf-runtime.h}\
  %{E|M|MM:%W{o*}}";