config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was set to default{32,64}.

	* config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
	set to default{32,64}.

From-SVN: r76439

gcc/ChangeLog

+2004-01-23  Jakub Jelinek  <jakub@redhat.com>
+
+	* config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
+	set to default{32,64}.
+
 2004-01-21  Jakub Jelinek  <jakub@redhat.com>
 
 	* config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)

gcc/config.gcc

@@ -2527,7 +2527,11 @@ fi
 		for which in cpu tune; do
 			eval "val=\$with_$which"
 			case ${val} in
-			"" | default32 | default64 | common \
+			default32 | default64)
+				with_which="with_$which"
+				eval $with_which=
+				;;
+			"" | common \
 			| power | power2 | power3 | power4 \
 			| powerpc | powerpc64 \
 			| rios | rios1 | rios2 | rsc | rsc1 | rs64a \