re PR bootstrap/12173 (IRIX 6 O32 (with as) bootstrap failure due to gcc -g -E warning)

2003-10-07  Alexandre Oliva  <aoliva@redhat.com>

	* gcc.c (cpp_options): Only pass -fworking-directory for -g* if
	not overridden.
	Fixes PR bootstrap/12173.

From-SVN: r72201

gcc/ChangeLog

+2003-10-07  Alexandre Oliva  <aoliva@redhat.com>
+
+	* gcc.c (cpp_options): Only pass -fworking-directory for -g* if
+	not overridden.
+	Fixes PR bootstrap/12173.
+
 2003-10-07  Zack Weinberg  <zack@codesourcery.com>
 
 	* errors.c: Don't include coretypes.h or tm.h.

gcc/gcc.c

@@ -755,7 +755,7 @@ static const char *cpp_unique_options =
    in turn cause preprocessor symbols to be defined specially.  */
 static const char *cpp_options =
 "%(cpp_unique_options) %1 %{m*} %{std*} %{ansi} %{W*&pedantic*} %{w} %{f*}\
- %{g*} %{O*} %{undef}";
+ %{g*:%{!g0:%{!fno-working-directory:-fworking-directory}}} %{O*} %{undef}";
 
 /* This contains cpp options which are not passed when the preprocessor
    output will be used by another program.  */